208 results about "Basaltic rock" patented technology

The invention relates to the field of digital core modeling, in particular to a stomatal basalt three-dimensional digital core reconstruction method, which comprises the following steps: extracting target characteristic parameters from CT (Computed Tomography) scanning gray volume data of a stomatal basalt sample, the target characteristic parameters comprising porosity, cluster number, cluster size statistics, spatial uniformity index and simplified compactness; generating an initial three-dimensional digital core model according to the target characteristic parameters; carrying out iterative optimization on the initial three-dimensional digital core model by utilizing a self-adaptive Markov chain-Monte Carlo algorithm so as to enable cluster features of the optimized three-dimensional digital core model to approach target feature parameters; and performing curvature smoothing post-processing on the optimized three-dimensional digital core model to obtain the pore basalt three-dimensional digital core model. The model not only is highly matched with real pore basalt in the aspect of macroscopic statistical characteristics, but also shows natural and smooth curved surface characteristics in the aspect of microscopic pore boundary morphology, and provides a reliable digital basis for subsequent rock physical property analysis.

The invention belongs to the technical field of composite materials, and discloses a basalt-based composite nanomaterial as well as a preparation method and application thereof. According to the invention, ZIF-67 in MOF is innovatively loaded on basalt nanosheets, so that not only can the dispersity and interfacial compatibility of basalt be improved and the sheet layers be prevented from being agglomerated in the coating, but also micropores possibly existing among the nanosheets can be blocked through a porous structure of the basalt, and the shielding effect and the penetration resistance of the whole coating are improved. In addition, the introduction of ZIF-67 endows the composite material with more functional regulation and control possibilities, such as ion capture, intelligent slow release and the like, so that the protection performance of the coating in a complex environment is further enhanced. Compared with a traditional filler, the composite structure has the advantages of being controllable in cost, excellent in performance, environmentally friendly and the like, and a new thought is provided for functional design of a water-borne epoxy resin anticorrosive coating.

The invention discloses a micro-fluidic chip for basalt CO2 mineralization reaction and a preparation method, the micro-fluidic chip comprises a bottom glass plate, a middle epoxy resin layer and a top glass plate, the preparation process comprises the following steps: installing a metal injection / outpouring pipeline on the bottom glass plate drilled with corresponding bolt holes, and forming an accommodating cavity by using a sealing ring; preparing and screening basalt particles according to the particle size distribution of a target reservoir, and filling the accommodating cavity with the basalt particles; quantitatively analyzing a particle arrangement structure based on a digital image processing technology, ensuring that the geometric similarity between the particle arrangement structure and a target reservoir is greater than or equal to 90%, and if the particle arrangement structure does not reach the standard, refilling; after the verification is passed, covering a top glass plate and pressing by using a bolt; and finally, pouring epoxy resin and sealing to form the micro-fluidic chip. The chip can bear high temperature and high pressure, supports visual observation and quantitative analysis of CO2 mineralization reaction in a deep geological environment, has high-precision pore reproduction, long-period sealing performance and high preparation efficiency, and is suitable for interdisciplinary research in the fields of energy environment and geophysics.

The invention discloses a basalt supercritical CO2 mineralization reaction real-time test system and a quantitative analysis method, and the system comprises a basalt micro-fluidic chip which employs a multilayer composite sealing structure to simulate a reservoir fracture environment; the high-temperature and high-pressure reaction device regulates and controls the temperature and pressure conditions of the reduction reservoir through temperature and pressure coordination; the temperature regulation and control system, the fluid pressurization system, the metering system and the image acquisition system are integrated, so that the real-time dynamic monitoring of the mineralization reaction of supercritical CO2 and basalt is realized. Based on a deep learning algorithm and a seepage-reaction coupling model, mineral precipitation morphology and fracture structure evolution laws are automatically analyzed, and dynamic association between seepage characteristics and reaction kinetics is quantitatively represented. According to the method, the experiment authenticity, the observation resolution and the analysis efficiency are remarkably improved, and reliable experiment support is provided for optimization of the carbon sequestration technology.

The invention relates to a basalt reinforced high-density polyethylene composite material as well as a preparation method and application thereof. The basalt reinforced high-density polyethylene composite material comprises high-density polyethylene, a modified basalt reinforced filler and a compatibilizer, the basalt reinforced filler comprises modified basalt fibers and modified basalt scales. The modified basalt fibers and the modified basalt scales are added into the high-density polyethylene, the modified basalt fibers construct a three-dimensional supporting network to bear main loads, and the sheet structures of the modified basalt scales can prevent the material from deforming in the two-dimensional direction; the basalt reinforced high-density polyethylene composite material and the preparation method thereof have the advantages that the mechanical strength of the basalt reinforced high-density polyethylene composite material is enhanced synergistically, the prepared basalt reinforced high-density polyethylene composite material has the advantages of excellent mechanical strength, good wear resistance and corrosion resistance and the like, and the long-term use requirement of the material in a sea wave high-frequency friction environment is met.

The invention relates to the technical field of space exploration and lunar soil experiments, in particular to a melting centrifugal type mineral particle morphology remodeling device and a lunar soil glass ball preparation method. The device comprises a mineral protolith high-temperature melting system, a mineral melting slurry conveying system, a centrifugal mineral particle size control system and a mineral particle cooling and morphology remodeling system. The preparation method of the lunar soil glass ball comprises the following steps: adding basalt mineral powder and mineral melting additive powder into a melting centrifugal mineral particle morphology remodeling device to obtain simulated lunar soil glass balls with different particle sizes, and performing morphology transformation on the simulated lunar soil glass balls with different particle sizes by using an ion beam gun. And the lunar soil glass ball state of the impact melting history is reduced. According to the method, high-precision engineering mass production of components, morphology and mechanical properties of the lunar soil glass balls is realized through a fusion centrifugal forming and ion beam surface control composite process, and the problem of soil mechanical behavior deviation caused by morphology distortion of existing simulated lunar soil is solved.

The invention relates to the technical field of geological sequestration, in particular to a geological sequestration reaction simulation method and device based on a basalt layer, and the method comprises the steps: obtaining a basalt layer sample and geological parameters of a target area; the method comprises the following steps: placing basalt layer samples in a reaction device layer by layer, arranging a plurality of horizontal porous injection pipelines between layers, and loading triaxial stress to simulate underground rock stratum constraint of a target area; based on geological parameters, constructing an axial temperature gradient and a water confining pressure gradient in the reaction device; injecting a target gas fluid into the basalt layer sample by using a horizontal porous injection pipeline according to a preset sealing angle; monitoring the seepage parameters of the target gas fluid and the relevant parameters of the basalt layer sample in real time, and evaluating the carbonization rate at different preset sealing angles. The objective of the invention is to solve the problem of experimental simulation effectiveness under the geological sequestration horizontal injection condition of the basalt layer, realize geological sequestration efficiency evaluation and provide reliable data for improving the geological sequestration efficiency.

The invention discloses a Mars soil simulant performance evaluation method based on spectrum-mechanics combined characterization, which comprises the following steps: acquiring surface soil chemical components and physical and mechanical reference data of a target Mars area, taking basalt, magnetite and hematite as raw materials, solving the optimal mass ratio by adopting an optimization algorithm, and preparing a sample. Then, systematic spectrum characterization is carried out on the sample, and components and spectrum characteristic data of the sample are obtained; and meanwhile, carrying out physical and mechanical property test on the sample to obtain mechanical property data. Further, spectrum and component data serve as independent variables, mechanical data serve as dependent variables, an associated data set is constructed, the influence weight is analyzed, and a component-structure-performance quantitative relation is established. And finally, based on all the data and the internal association thereof, calculating the comprehensive similarity between the simulant and the real Mars soil, and generating a comprehensive performance evaluation report. According to the method, multi-dimensional and standardized quantitative evaluation of chemical, mineral and mechanical properties of the Mars soil simulants is realized.

The invention discloses a carbon sequestration efficiency influence factor determination method, and the method comprises the steps: determining a plurality of rock samples to be processed; determining respective carbon sequestration amounts of the plurality of rock samples; wherein the carbon sequestration amount refers to the amount of carbon dioxide stored in the rock sample after the rock sample is subjected to carbon sequestration treatment; based on the respective carbon sequestration amounts of the plurality of rock samples, determining carbon sequestration efficiencies respectively corresponding to the plurality of rock samples; and analyzing the carbon sequestration efficiency corresponding to the plurality of rock samples, and determining the carbon sequestration efficiency influence factor of the rock. By analyzing the carbon sequestration efficiency, a key bottleneck limiting the carbon sequestration capacity can be found out, the mineralization sequestration efficiency of basalt is improved, and a scientific basis is provided for optimizing geological sequestration conditions.

The invention belongs to the technical field of rock wool thermal insulation materials, and particularly relates to a high-strength thermal insulation rock wool board and a preparation method thereof. The high-strength thermal insulation rock wool board is prepared from the following raw materials in parts by weight: 65 to 72 parts of basalt, 10 to 15 parts of dolomite, 8 to 12 parts of iron ore, 3 to 8 parts of bauxite, 2 to 5 parts of limestone, 10 to 15 parts of aerogel powder and 4 to 7 parts of binder. The aerogel powder is prepared by the following preparation processes: mixing tetraethoxysilane, ethanol and water, adjusting the pH value to 2.5-4, and stirring under a heating condition to obtain silicon dioxide sol; the preparation method comprises the following steps: dispersing black phosphorene in water to obtain black phosphorene dispersion liquid; and mixing a black phosphorene dispersion liquid with the silicon dioxide sol to form a mixed solution, adjusting the pH value of the mixed solution to 8-10, standing, aging, freeze-drying and grinding to obtain the aerogel powder. The high-strength heat-preservation rock wool board has the advantages of low heat conductivity, low water absorption and excellent mechanical strength.

The invention relates to the technical field of wharf structures, and discloses a wharf structure reinforced by basalt fiberboards, which comprises a pile foundation, a pile cap mounted at the top of the pile foundation, a prefabricated cross beam mounted at the top of the pile cap and a panel mounted at the top of the cross beam, an insertion groove for insertion of the insertion plate is prefabricated in the top of the pile cap, a first prefabricated hole is prefabricated in the insertion plate, second prefabricated holes are prefabricated in the two sides of the insertion groove, a split bolt is arranged in the first prefabricated hole, and the two ends of the split bolt are located in the two second prefabricated holes correspondingly and are in threaded connection with limiting nuts correspondingly; basalt fiber boards are prefabricated at the bottoms of the cross beams and abut against the pile caps. The stability of the wharf structure can be improved.

The invention belongs to the anti-seismic field of underground engineering, and particularly discloses a pressure self-balancing tunnel lining surrounding rock composite damping structure and a pressure self-balancing method.The structure comprises a composite damping layer, and the composite damping layer comprises a surrounding rock contact layer close to the side of surrounding rock and a lining contact layer close to the side of a lining; the surrounding rock contact layer is made of a high-damping rubber-basalt fiber composite material and is pre-pressed and embedded into a surrounding rock crack; the lining contact layer is made of a composite viscoelastic material in which flexible capsules are uniformly embedded; the flexible capsule body is of an upper-lower double-layer structure composed of an upper capsule body and a lower capsule body, and the upper capsule body and the lower capsule body are filled with non-Newtonian fluid. A storage bag is arranged on one side of the lower-layer bag body and is separated from the other part of the lower-layer bag body; and one-way hydraulic valves are arranged between the upper-layer bag body and the lower-layer bag body and between the storage bag and the lower-layer bag body. The force balance between the surrounding rock and the lining can be adjusted according to the pressure designed in advance, and deformation coordination among the surrounding rock, the buffer layer and the lining is facilitated.

The invention discloses a wear-resistant basalt fiber reinforced composite board and a preparation method thereof, and relates to the technical field of composite board materials. The wear-resistant basalt fiber reinforced composite plate comprises a latticed wear-resistant basalt fiber reinforced surface layer, a planar wear-resistant basalt fiber reinforced surface layer, a basalt fiber reinforced negative Poisson's ratio energy consumption surface layer and a wear-resistant lining plate which are fixedly connected in sequence. Wherein the latticed wear-resistant basalt fiber reinforced surface layer and the planar wear-resistant basalt fiber reinforced surface layer are both made of wear-resistant composite materials; the wear-resistant composite material comprises the following raw materials in parts by mass: 30-40 parts of epoxy resin, 2-5 parts of basalt fiber, 50-60 parts of wear-resistant particles, 8-12 parts of a solid lubricant and 15-20 parts of a curing agent.

The utility model discloses an adjusting device for basalt aggregate grain shape control, which comprises a V-selection air inlet, a feed inlet and a fan, the feed inlet is arranged at the upper end of the V-selection air inlet, the fan is arranged on the side wall of the V-selection air inlet and is communicated with the V-selection air inlet, a scattering plate and a grading plate are arranged on the inner wall of the V-selection air inlet, and the V-selection air inlet is communicated with the V-selection air inlet. The grading plate is arranged on the side, away from the draught fan, of the scattering plate, a medium sand collecting cone is arranged on the side, close to the grading plate, of the V-selection air inlet, an arc-shaped flow guide plate is arranged at the upper end of the medium sand collecting cone, a cage-shaped rotating device is rotationally connected into the arc-shaped flow guide plate, and a fine sand collecting cone is arranged at the lower end of the arc-shaped flow guide plate. A cyclone dust collector is arranged on the side wall of the arc-shaped flow guide plate, the upper end of the arc-shaped flow guide plate is rotationally connected with a transmission shaft, and a belt wheel is arranged at the upper end of the transmission shaft. The utility model belongs to the technical field of basalt aggregate grain shape adjustment, and particularly relates to an adjusting device for basalt aggregate grain shape control.

The invention relates to a basalt composite material, a preparation method and application, a reinforced fiber body in the basalt composite material is formed by sequentially stacking 1-2 layers of glass fiber cloth, a glass fiber mat and two layers of stacked basalt fiber cloth from bottom to top, and the environmental protection performance of the basalt composite material can be improved. According to the basalt composite material disclosed by the invention, the reinforced fiber body is distributed in the resin matrix to obtain the basalt composite material, so that on one hand, the distortion resistance and interlayer bonding capacity of the resin matrix can be improved, and the overall strength of the basalt composite material is further improved; on the other hand, the glass fiber cloth and the basalt fiber cloth have different textures and colors, the upper surface and the lower surface of the basalt composite material can present different textures and colors, and then the ornamental value of the basalt composite material is improved; and on the other hand, the mass of the obtained basalt composite material is small. In addition, the automobile decorating part prepared from the basalt composite material has the advantages of light weight, high strength, environmental protection and high ornamental value.

The present invention pertains to the fields of cosmetology, nanotechnology, materials engineering, and related sciences. More specifically, the invention relates to a premix for infrared radiation protection comprising rock nanoparticles, to a process for preparing a composition, and to a composition for enhanced infrared radiation protection. Additionally, it discloses a method for blocking infrared radiation and the use of rock nanoparticles for blocking infrared radiation. The premix and the composition of the invention comprise rock nanoparticles, particularly basalt rock nanoparticles, plutonic rock nanoparticles, or combinations thereof, and provide advantageous and surprising effects.

The present invention discloses a fracturing and sealing device and method based on supercritical CO2 injection into basalt. The fracturing and sealing device includes: a test body module, including a basalt sample; an injection module, which injects the required gas, liquid or gas-liquid mixture into the test body module; a pressure loading module, which is connected to the test body and applies axial pressure and / or confining pressure to the test body module; wherein the injection module and the pressure loading module are configured to achieve fracturing of the basalt sample, as well as the radial permeability of the basalt sample after fracturing and the sealing of CO2 by the basalt sample after fracturing. It can overcome the limitations of the single function of traditional indoor test devices and achieve a comprehensive understanding of the fracturing and sealing process under complex formation environmental conditions; it is also convenient for analyzing the formation law of basalt fracture networks, evaluating the permeability of fracture networks, and comparing the feasibility and effectiveness of basalt mineralization and CO2 storage under different injection modes.

The utility model relates to a steel body type flat-top drill bit special for drilling basalt. The steel body type flat-top drill bit comprises a supporting body. The plurality of flat-top drill bits are arranged and are all fixed on the supporting body; and the slag discharging holes are formed in the supporting body. And when the plurality of flat-top drill bits rotate along with the supporting body, the plurality of flat-top drill bits can perform multi-point cutting with a to-be-drilled surface, so that plane drilling is realized. According to the steel body type flat-topped drill bit special for drilling basalt, by arranging the multiple outer flat-topped drill bits and the multiple inner flat-topped drill bits, it can be guaranteed that drilled holes are always cylindrical, secondary milling or countersinking is not needed, the working procedures are saved, and meanwhile it can be guaranteed that the flatness of the hole bottoms is good; the supporting body and the plurality of flat-topped drill bits are made of steel, so that the using hardness of the flat-topped drill bits can be guaranteed, the using cost of the steel is low, and the flat-topped drill bits made of the steel are high in practicability.

The invention discloses an offshore floating large-scale photovoltaic power generation device which comprises basalt floating plates, solar cell panels are arranged on the upper sides of the basalt floating plates through mounting seats, first positioning holes and second positioning holes are formed in the basalt floating plates, transverse positioning anchor ropes transversely penetrate through the first positioning holes of the basalt floating plates in an inserted mode, and the second positioning holes of the basalt floating plates are inserted into the second positioning holes of the basalt floating plates in an inserted mode. According to the invention, the solar cell panels are arranged on the upper sides of the basalt floating plates through the mounting seats, and the basalt plates have high compressive strength, high wear resistance and high corrosion resistance, so that the solar cell panels are arranged on the upper sides of the basalt floating plates through the mounting seats; and drainage slopes are arranged on the four sides of the mounting base, so that water on the upper portion of the solar cell panel can be rapidly drained, and the situation that water accumulated on the upper surface of the solar cell panel affects the power generation efficiency is effectively avoided.

The invention relates to the technical field of physical similar simulation, and particularly provides a physical simulation method for a lunar lava tube structure forming process, which comprises the following steps of: mixing a thermoplastic material and a condensation additive to prepare a simulation melt meeting a basalt lava rheology and thermodynamics similarity criterion; the low gravity effect, the high vacuum environment and the radiation cooling condition in the lunar environment are reproduced through an inclined flow channel and a thermal vacuum cavity, and the injection rate, the flow channel inclination angle and the target environment temperature of the simulated melt are determined by accurately matching dimensionless parameters such as the Peclet number, the dimension temperature and the Rayleigh number; under the condition, controlled flow and surface solidification crusting of the melt are simulated, and finally a cavity structure model is formed, so that physical research on the lunar lava tube structure forming process is realized. According to the method, the lava flow dynamic crusting and cavity forming process in the extreme lunar environment can be accurately reproduced, and a quantitative experimental data basis is provided for formation mechanism research and engineering application of the lunar lava tube.

Basalt selectively adsorbs organic toxic materials, such as dioxins, furans, polychlorinated biphenyls (PCBs), bis(2-ethylhexyl)phthalate, arsenic, mercury, chromium, copper, nickel, zinc, cadmium, lead, and the like, from substances such as sediment, which contains water and the toxic materials.

The utility model relates to building guardrail technical field, the utility model discloses a basalt composite concrete guardrail, comprising the following components: guardrail main part is made of basalt composite concrete, has the shape and size of preset, multiple groups of fixed base, equidistance distribution is fixed in ground, is used for supporting guardrail main part, this basalt composite concrete guardrail adopts basalt composite rib as force skeleton, and basalt composite rib has excellent corrosion resistance, can effectively resist the above-mentioned erosion, avoids the guardrail crack problem caused by the corrosion of reinforcing steel bar, guarantees the structural strength and service life of guardrail, and the basalt fiber is mixed in basalt composite concrete, and the crack resistance and impact resistance of guardrail main part are significantly improved, when the guardrail is impacted or temperature change etc.

The present invention relates to the technical field of rock wool thermal insulation materials and proposes a lightweight sound-insulating rock wool board and a preparation method thereof. The lightweight sound-insulating rock wool board comprises the following raw materials in parts by weight: 50-70 parts of basalt, 20-30 parts of slag, 10-15 parts of dolomite, 8-14 parts of fly ash, 16-20 parts of modified hollow glass microspheres, and 15-20 parts of a binder; the modified hollow glass microspheres are hollow glass microspheres modified with a modifier; the modifier comprises isopropyl tri(dodecylbenzenesulfonyl) titanate. The above technical solution solves the problem of poor sound insulation of rock wool boards in related technologies.

This invention discloses an inorganic stone with a granite-like texture and its preparation method, belonging to the field of building materials technology. The modified reinforcing fibers of this invention have higher surface active sites, effectively enhancing the interfacial bonding force between the modified reinforcing fibers and the inorganic matrix. By compounding polyvinyl alcohol fibers, silicon carbide fibers, and basalt fibers of different grades, a multi-layered, multi-dimensional spatial network structure is constructed in the matrix, working synergistically to achieve significant reinforcement. This invention uses butylated hydroxytoluene and nano-titanium dioxide to modify styrene-butadiene emulsion, improving the compatibility of the modified styrene-butadiene emulsion with inorganic hydration products. The organic-inorganic interpenetrating network structure formed after curing further enhances the toughness and impermeability of the inorganic stone. Overall, it yields a dense, smooth, low-water-absorption, high-gloss, and mechanically excellent granite-like inorganic stone, meeting the requirements for high-performance environmentally friendly imitation stone materials.

The present application relates to the technical field of building materials, and proposes a light acoustic noise reduction board with aerogel composite, which comprises a panel, a core material and a back plate from top to bottom; the core material comprises aerogel felt and rock wool from top to bottom; the rock wool comprises the following raw materials in parts by weight: 55-65 parts of basalt, 10-15 parts of dolomite, 10-15 parts of quartz sand, 20-30 parts of slag, 4-8 parts of a binder and 3-8 parts of modified filler; the modified filler is obtained by modifying filler with bisilane oligomer and DL-411D aluminum ester coupling agent; the filler comprises one or both of fly ash hollow microsphere and expanded perlite; the core layer of the light acoustic noise reduction board with aerogel composite is composed of aerogel layer and rock wool, so that the heat preservation and noise reduction performance can be considered; the addition of the modified filler in the rock wool can improve the noise reduction effect of the rock wool.

1. Name of the product of this design: Tracked Mobile Heavy-Duty Screening Station (KSZ‑800E). 2. Application of the product with this design: It is used in mining, metallurgy, building materials, chemical industry, ceramics and other industries. It can screen stones of different particle size ranges such as basalt, andesite, diabase, pebbles, quartz stone, wollastonite, granite, gold ore, iron ore, etc. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The bottom surface of this design product is difficult to see or cannot be seen during use, so the top view is omitted.

The invention belongs to the technical field of heat storage materials, and particularly discloses a preparation method of high-thermal-conductivity anti-sintering basalt-based solid heat storage particles, which comprises the following steps: crushing basalt ore, and carrying out wet grinding for 2 hours by using a ball mill; adding basalt particles into a high-speed mixer, spraying a sodium silicate aqueous solution, and stirring; adding crystalline flake graphite; adding nano zirconium dioxide powder into the mixer, and adding a polyvinyl alcohol aqueous solution; and carrying out compression molding by using a four-column hydraulic press to obtain green body particles, putting the green body particles into a roller kiln, and carrying out segmented sintering to obtain solid particles with different particle sizes. According to the preparation method of the high-thermal-conductivity anti-sintering basalt-based solid heat storage particles, the preparation method of gradient particle size ratio, graphite-zirconium dioxide compound modification and low-temperature sintering is adopted, so that the thermal conductivity, the sintering resistance and the mechanical strength of the heat storage particles are synchronously improved on the basis of keeping the advantage of low cost of basalt; the pains in the prior art are solved.

The application provides a high-aspect-ratio basalt nanosheet and a preparation method thereof, which utilizes basalt flake as raw material, and makes the lamellar structure on the surface of the basalt flake finally fall off to form the basalt nanosheet through cavitation effect generated by a cell crusher. The basalt flake which is not peeled off will have intense cavitation effect between the layers of the basalt flake under the action of mechanical stirring combined with ultrasonic, so that the basalt flake is peeled off again to form a large amount of basalt nanosheets. The mixed liquid obtained by mixing the basalt nanosheets prepared by the above two methods is subjected to gradient centrifugation, different centrifugal forces are used to screen the basalt nanosheets with different sizes, and the basalt nanosheet with high aspect ratio is obtained. The application provides a new idea for large-scale preparation of the basalt nanosheet, reuses the waste basalt flake after initial peeling, and prepares a large amount of basalt nanosheets through a chemical and mechanical method, thereby enriching the preparation system of the basalt nanosheet.

The invention provides high-strength resin concrete with compactness enhanced through magnetic attraction and a preparation method of the high-strength resin concrete, and belongs to the technical field of concrete. The high-strength resin concrete with the compactness enhanced through magnetic attraction is prepared from the following raw materials in parts by weight: 77 to 81 parts of common basalt stones, 8.5 to 10.5 parts of magnetic Fe2O3-loaded small-particle-size basalt stones, 8 to 9.6 parts of epoxy resin, 2 to 2.4 parts of a curing agent and 0.5 part of Fe3O4-SiO2. According to the high-strength resin concrete with the compactness enhanced through magnetic attraction, based on the continuous grading theory, the prepared epoxy resin concrete has the advantages of being large in stacking density, low in porosity, high in strength and high in abrasion resistance through a nanoparticle coating and loading technology, and the compactness is enhanced through magnetic introduction; damage detection of the internal structure of the material is simpler and more convenient, nondestructive detection of the material can be completed, and the method has a great application prospect.

A system for carbon dioxide (CO2) capture at a wellhead using a mixed matrix membranes (MMM). The MMM includes a polymer matrix and covalent triazine framework (CTF) fillers. The captured CO2 stream may be reutilized through sequestration and utilization approaches. The bulk stream may be split into multiple streams for various applications. Some CO2 may be converted chemically into fuels, reaction intermediates, and productivity enhancement tools such as methanol, syngas, CO2-foam, used in fracking fluids, and stimulant acids. The rest may be stored through direct injection into porous formations or reactive rocks such as basalt.