228 results about "Basaltic rock" patented technology

The present invention provides a geopolymeric cement formed from a precursor having a relatively high alumina content (Si:Al atomic ratio of less than or equal to 1.3:1) to form an alkaline multiphase alumino-silicate material.

The precursor comprises basaltic rock in which kaolinization is at an advanced stage, preferably Interbasaltic material found in Northern Ireland.

The present invention also provides structural units for constructing a building, the structural units being manufactured using the geopolymeric cement of the invention.

The invention also provides a process for producing a geopolymeric cement comprising a precursor having a relatively high alumina content (Si:Al atomic ratio of less than or equal to 1.3:1) to form an alkaline alumino-silicate geopolymer material for manufacturing geopolymeric structural building units having compressive strengths of greater than 3 N/mm² and preferably having compressive strengths in the range of 12-25 N/mm².

The invention relates to the technical field of ceramics, in particular to a light environment-friendly rock glaze imitated ceramic and a preparation process.The light environment-friendly rock glaze imitated ceramic comprises a ceramic body, ground glaze and cover glaze.The ground glaze is prepared from feldspar, dolomite, kaolin, talc, ferric oxide, pelelith, heavy calcium carbonate powder and sepiolite.The cover glaze is prepared from feldspar, quartz, calcium carbonate powder, zinc oxide, dolomite, limonite, medical stone, zirconium silicate and ferric oxide.The light environment-friendly rock glaze imitated ceramic is similar to common basalt and limestone, the glaze surface touch sense is rough, and rough and plain visual perception is given to people.The ceramic body of the light environment-friendly rock glaze imitated ceramic is low in mass, the ceramic body is combined with the appearance of rock glaze, a distinct conflict is formed, and a special effect is achieved.The rock glaze imitated ceramic is high in strength and good in toughness, and is fired at a time, energy saving and environment friendliness are achieved, and the production cost is reduced.

The invention discloses a method for preparing concrete by using basalt micropowder-slag micropowder-limestone powder as a blending material. The method is characterized in that (1), raw materials consist of a gelatinizing material, an exciting agent, aggregate, additives and water, wherein the gelatinizing material is formed by compounding cement, basalt micropowder, slag micropowder and limestone powder; and the additives comprise an alkaline exciting agent and a high-efficiency water-reducing agent; (2), the specific surface area of the basalt micropowder, the slag micropowder and the limestone powder is controlled to be 400 to 600 m<2>/kg, 500 to 800 m<2>/kg and 600 to 900 m<2>/kg respectively; (3), small-size continuous grading coarse aggregate is adopted; and (4), the exciting agentis dissolved into water in advance and is mixed with the mixing water. By the method, the process is simple; concrete of C20-C60 grade can be prepared; the adding amount of industrial residues in theconcrete can be increased obviously; the concrete has high work performing; and durability such as shrinkage resistance, freezing resistance, seawater erosion resistance and the like is improved obviously.

Gas containment vessels are provided that are comprised of an inner corrosion resistant shell made of lower strength steel alloy or aluminum alloy or thermoplastic polymer, and an outer concentric shell constructed of high strength, albeit lower corrosion resistant, metal or fiber-reinforced composite. The fiber can comprise filaments derived from basaltic rocks, the filaments having been immersed in a thermosetting or thermoplastic polymer matrix, and comingled with carbon, glass or aramid fibers such that there is load sharing between the basaltic fibers and carbon, glass or aramid fibers.

The invention discloses rock wool. The rock wool is prepared from the following raw materials in parts by weight: 390 parts of basalt, 60 parts of slag, 70 parts of dolomite, 0.7 part of a water repellent and auxiliary materials. According to the rock wool and the method for producing and manufacturing the rock wool in the invention, the basalt, the dolomite and the slag in the raw materials are crushed to particle size ranges of 80-120 mm, 40-60 mm and 60-100 mm, respectively, so the melting speeds of the basalt, the dolomite and the slag in a cupola furnace are guaranteed to be similar, andthe melting efficiency of the basalt, the dolomite and the slag and mixing effect after melting are improved to the maximum extent; and molten liquid passes through an adjustable launder to form a stable stream, the stable stream is conveyed to a wire roller centrifugal machine for thread throwing to prepare fibers, and the quality of the made fibers is improved.

The invention belongs to the technical field of ceramic materials, and particularly relates to a high-strength ceramic rock plate and a preparation method thereof. The ceramic rock plate comprises a rock plate blank, ground glaze and surface glaze, wherein the rock plate blank is composed of the following raw materials in parts by weight: 8-15 parts of calcined kaolin, 30-35 parts of diatomite, 3-5 parts of feldspar, 5-10 parts of basalt and 20-25 parts of montmorillonite. The high-strength ceramic rock plate disclosed by the invention is low in water absorption rate, high in hardness and scratch-resistant, and has certain stain resistance and antibacterial property. The preparation method of the high-strength ceramic rock plate is reasonable in parameter design and easy to implement, andindustrial production is easy to realize.

The invention discloses high-strength, high-crack-resistance and abrasion-resistance concrete adopting basalt excavated materials as aggregates. The concrete comprises the following components in parts by weight: 246-294 parts of low-heat Portland cement, 43-83 parts by weight of I-grade fly ash; 629-694 parts by weight of artificial sand produced from a basalt excavation material; 1346-1469 partsby weight of broken stone produced from a basalt excavation material; 110-126 parts by weight of water; 2.026-2.936 parts by weight of a retarding type polycarboxylic acid high-performance water reducing agent; and 0.023-0.033 part by weight of an air entraining agent. According to the high-strength, high-crack-resistance and anti-impact-wear concrete adopting the basalt excavation material as the aggregate and the preparation method thereof, the problems that the construction site is occupied and rock mineral resources are wasted due to stacking of the excavation material of a water-power engineering cavern are solved; and the contradiction between high strength and high crack resistance of the hydraulic anti-abrasion concrete is economically and effectively solved from the aspect of mixproportion design.

The invention belongs to the technical field of uranium mineralization prediction, and particularly relates to a method for identifying and positioning a favorable sand body for ore-forming of a sandstone-type uranium ore in a basalt coverage area. The method comprises the steps of 1, finding out the range of a basalt coverage area on the ground surface; 2, calculating the basement burial depth ofthe basalt coverage area; 3, finding out the basement lithology of the basalt coverage area and determining a favorable sandstone-type uranium ore-forming section, wherein the step includes the sub-steps of 3.1, interpreting the basement lithology according to aeromagnetic data, and 3.2, determining a favorable sandstone-type uranium ore-forming section; 4, finding out characteristics of the sandbody in the sedimentary stratum under the basalt coverage, wherein the step includes the sub-steps of 4.1, carrying out broadband magnetotelluric profile measurement, and 4.2, finding out characteristics of the sand body in the sedimentary stratum under the of basalt coverage; 5, identifying and positioning a favorable sandstone-type uranium ore ore-forming sand body, wherein the step includes the sub-steps of 5.1, identifying and positioning a favorable ore-forming sand body in a basin area, and 5.2, identifying and positioning a favorable ore-forming sand body in a favorable riverway development area of an upheaval area; and 6, verifying the favorable ore-forming sand body through drilling.

The invention provides an artificial false roof construction method of a built-in basalt fiber geogrid reinforced structure, and belongs to the technical field of mining filling false roof manufacturing. The method comprises the steps that after mining is finished, a site is leveled, large waste stones existing in an access road are removed, and pumice stones protruding out of the two sides are treated; basalt fiber grids are cut according to the size of a stope, the basalt fiber grids are a whole in the span and length direction of the stope, and the three basalt fiber grids are cut to be arranged in a filling body in an upper layer, a middle layer and a lower layer; and then two layers of expansion screws are arranged along the side of the stope, finally, the expansion screws are arranged in the stope from inside to outside, and the three basalt fiber grids are arranged into three layers from top to bottom. According to the method, the false roof filling process is simple, integrity is high, safety is high, and cost is low.

The invention discloses an environment-friendly basalt acoustic board. According to the technical scheme, a built-in frame is horizontally placed on a mold; after short steel tubes in the built-in frame are inserted in vertical columns, composite basalt foaming agents are poured on the periphery of the built-in frame, and the built-in frame is completely inlaid in the composite foaming agents; and after the composite foaming agents are solidified in a standing manner, roasted and cooled, the built-in frame which is completely inlaid in the composite foaming agents is packaged to obtain the finished product of the environment-friendly basalt acoustic board. The composite basalt foaming agents consist of raw materials such as vesicular basalt powder, attapulgite clay powder and hydrogen peroxide; after the composite basalt foaming agents are solidified, the composite basalt foaming agents and the built-in frame form an integrated body, and the integral strength, the bending resistance and the actual using effect of the environment-friendly basalt acoustic board are improved; and the environment-friendly basalt acoustic board not only has an effect of strengthening sound absorption and controlling noise pollution, but also has functions of preserving heat, absorbing sound and purifying air. In addition, the environment-friendly basalt acoustic board is applicable to facilities such as an expressway, a viaduct, an urban light rail, a metro, a factory and a public place.

The invention discloses a process for manufacturing a basalt capillary tube by using a stretching method, and relates to the technical field of manufacturing of hydrogen storage capillary tubes. The method comprises the following steps: S1, selecting a proper basalt ore raw material, adding the basalt ore raw material into a crusher for crushing, screening the crushed basalt through a screening machine with a 200-300-mesh screen, removing large-particle basalt, and storing the basalt raw material cleaned by deionized water in a stock bin for later use; and S2, conveying the basalt stored in the step S1 to a quantitative feeder through a lifting conveyor, and feeding the basalt into a unit melting furnace. The hollow basalt microtube prepared by the method has the characteristics of high strength, corrosion resistance, acid and alkali resistance and the like; the basalt capillary tube is very suitable for being used as a high-pressure hydrogen storage material, the viscosity of basalt molten liquid is reasonably adjusted, the preparation quality is improved, the preparation uniformity of the capillary tube is guaranteed, and the phenomenon that the inner diameter of a local pipelineis large or small in the wire drawing process due to insufficient viscosity is avoided.

The invention provides a gold glaze material, which comprises the following components: 80-120 parts of the potassium feldspar, 40-60 g of the calcite, 5-20 g of the aluminum ore, 5-20 parts of iron ore, 40-60 parts of limestone, 5-15 parts of fluorite, 40-60 parts of dark jade, 90-120 g of the Lushan jade, 25-35 g of plant ash and 15-25 g of basalt. According to the invention, the gold glaze material with golden color is prepared, is unique in color, stable and durable, has a certain health-care function, and has the effects of clearing and activating the channels and collaterals, prolonginglife, purifying water, activating blood, expelling toxin, improving eyesight, moistening lung and reducing blood pressure; and the glazing method suitable for the gold glaze material is designed, wherein glazing is completed through mechanical operation, and the obtained finished product is uniform in color and luster and rich in layering sense.

The invention relates to multifunctional environment-friendly mortar modified by optimizing a basalt admixture system. The multifunctional environment-friendly mortar comprises the basalt admixture system consisting of the fine basalt powder, fine basalt sand and basalt fiber, cement or alkali activator and water. The dry powder of the mortar is 100 parts by mass and comprises the following components in parts by mass: 1) 10-40 parts of the cement or alkali activator, 2) 10-40 parts of the fine basalt powder and 3) 30-50 parts of the fine basalt sand. Besides the dry powder, the basalt fiber accounts for 0-5 parts by mass and water accounts for 5-20 parts by mass. The invention further provides a preparation method of the multifunctional environment-friendly mortar modified by optimizing the basalt admixture system. The basalt admixture is doped into a material system of cement mortar, so the preparation energy consumption of the high-strength cement mortar is reduced, the working performance of the mortar is improved, and the application field of the high-strength cement mortar is expanded to the civil engineering material fields of national defense electromagnetic protection engineering, water conservancy engineering, fire-resistant construction engineering and the like.

The invention relates to the technical field of rock wool preparation, and discloses a formaldehyde-free rock wool preparation method, which comprises: S1, material preparing: weighing a certain amount of basalt, dolomite, slag and coke according to a ratio of 60-65:15-20:20:17; S2, high-temperature melting: mixing the basalt, the dolomite, the slag and the coke, putting the mixture into a meltingfurnace, blowing hot air at 450-550 DEG C for supporting combustion, controlling the melting temperature of the melting furnace to be greater than 1450 DEG C, and melting the mixture into a melt forlater fiber forming. According to the preparation method of the formaldehyde-free rock wool, the prepared rock wool does not release formaldehyde, so that the rock wool is environment-friendly and safe to use.

The invention belongs to the technical field of uranium mineralization prediction, and particularly relates to a method for identifying and positioning an ancient riverway under basalt coverage. The method comprises the steps of 1, finding out spatial and temporal distribution characteristics of basalt on the ground surface and determining a possible distribution direction of the ancient riverway,wherein the step includes the sub-steps of 1.1, finding out spatial and temporal distribution characteristics of basalt on the ground surface, and 1.2, determining the possible distribution directionof the ancient riverway under basalt coverage; 2, determining an ancient riverway distribution pre-selection area, wherein the step includes the sub-steps of 2.1, finding out a structure, a vegetation zone and a water system zone of a basalt coverage area, and 2.2, determining an ancient riverway distribution pre-selection area; 3, identifying and positioning the ancient riverway covered by basalt, wherein the step includes the sub-steps of 3.1, collecting aviation transient electromagnetic data, 3.2, identifying and positioning the ancient riverway covered by basalt, 3.3, determining the horizon in which the ancient riverway is developed, and 3.4, finding out the scale of the ancient riverway; and 4, drilling to verify the ancient riverway.

The invention discloses a method for predicting high-temperature viscosity and wire drawing temperature of basalt melt through viscosity modulus. The method comprises the following steps: determiningthe viscosity modulus of each component in a basalt raw material according to the mole percentage of the component; predicting the viscosity of the basalt melt at each high-temperature point accordingto the viscosity modulus; further obtaining a prediction formula of the viscosity of the basalt melt at any temperature point within the range of 1250-1550 DEG C; and defining the wire drawing temperature as the temperature at which the melt viscosity is 318 dPa.s, so that the wire drawing temperature can be solved. According to the method, the accurate prediction of the high-temperature viscosity of the basalt ore and the wiredrawing temperature can be simply, conveniently and quickly predicted, and compounding of basalt raw materials can be quickly realized; basalt ore which is originally not suitable for producing continuous basalt fibers can be continuously used after viscosity optimization, and the problems that in the prior art, high-temperature viscosity testing of basalt consumestime and labor, the wire drawing temperature is manually set according to experience, and product quality improvement and stability control are not facilitated are solved.

The invention discloses a mineral composite material and its application in sewage treatment. The mineral composite material is composed of granite, basalt, peridotite, clay minerals, water and inorganic acid. The parts by weight of each component are: 10-20 parts of granite, 8-18 parts of basalt, 8-18 parts of peridotite, 10-20 parts of clay mineral, 5-15 parts of water and 0.5-8 parts of inorganic acid. The components are pulverized and mixed; adding concentrated hydrochloric acid or concentrated sulfuric acid to dissolve the components; adding water and stirring to fully dissolve; standing still and filtering to remove residues to obtain the mineral composite material. The mineral composite material of the invention can be used to remove fluorine element, hexavalent chromium element and lead element in sewage, and can also reduce TOC and BOD content in sewage.

The invention belongs to the field of manufacturing of machine-made sandstone equipment, and provides a dry-wet combined intelligent environment-friendly high-quality basalt machine-made sandstone aggregate production line. A technological process is designed into three-section crushing, wet method and dry method combined production, wherein coarse crushing is carried out by a hydraulic gyratory crusher in an open circuit manner; the intermediate crushing is formed into closed-loop production through a cone crusher and graded screening; and fine crushing is formed into dry-method closed-loop production through vertical shaft sand crushing and checking and screening, and is also supplemented with open-loop production of a rod mill. According to the dry-wet combined intelligent environment-friendly high-quality basalt machine-made sandstone aggregate production line, by comprehensively utilizing technical means such as a computer network, wireless communication, space positioning and geographic information, controllability of the whole production process of the sandstone aggregate is achieved. By adopting the dry-wet combined intelligent environment-friendly high-quality basalt machine-made sandstone aggregate production line, firstly, the high quality of the aggregate can be ensured; secondly, green and environment-friendly production is realized; and thirdly, intellectualization and controllability of process control can be realized.

An activated pozzolan composition includes a fine interground particulate blend of an initially unactivated natural pozzolan and a supplementary cementitious material (SCM) different than the initially unactivated natural pozzolan. The initially unactivated natural pozzolan may include volcanic ash or other natural pozzolanic deposit having a moisture content of at least 3%, and the activated pozzolan composition can have a moisture content less than 0.5%. The initially unactivated natural pozzolan may have a particle size less than 1 mm before intergrinding with the SCM. The SCM used to activate the initially unactivated natural pozzolan can be initially coarse or granular with a size greater than 1-3 micrometers and may include granulated blast furnace slag, steel slag, other metallurgical slag, pumice, limestone, fine aggregate, shale, tuff, trass, geologic material, waste glass, glass shards, basalt, sinters, ceramics, recycled bricks, recycled concrete, refractory materials, other waste industrial products, sand, or natural mineral.

The invention discloses an integrated basalt utilization system and process. The integrated basalt utilization system comprises a primary bin, a rod vibrating feeder and a soil removal screen, whereinthe rod vibrating feeder is installed on the lower side of the primary bin, a material which cannot pass through gaps between rods of the rod vibrating feeder enters a jaw crusher for coarse crushing, and the material discharged from the jaw crusher enters a first belt conveyor; a material which passes through the gaps between the rods enters the soil removal screen through a second belt conveyor; and the soil removal screen is a double-layer circular vibrating screen, the materials screened and intercepted by a first layer and a second layer enter a secondary crushing surge bin through the first belt conveyor, the secondary crushing surge bin is connected with a first cone crusher through a conveying device, and a discharging chute of the first cone crusher is provided with an electric-hydraulic three-way distributor. The integrated basalt utilization process and device are provided, railway ballast and road surface rubble aggregates can be produced at the same time, and in the production process, the device can be adjusted according to an order at any time to determine whether to produce the railway ballast.

The invention discloses an autoclaved aerated concrete block for an integrated wall surface system. The concrete block is prepared from the following raw materials in parts by mass: 45 to 60 parts offly ash, 10 to 25 parts of Portland cement, 10 to 20 parts of quartz weathered sand, 10 to 15 parts of basalt powder, 10 to 15 parts of lime powder, 5 to 10 parts of yellow sand, 5 to 9 parts of gypsum, 3 to 5 parts of sodium lignin sulfonate, 2 to 3 parts of sodium sulfate and 0.7 to 1.3 parts of aluminum powder paste. According to the building block, the reinforcing ribs are arranged in the building block, and the building block of which the composite material in the building block can be tightly combined with the building block and the problems of performance reduction, abnormal sound and the like are avoided under the condition of ensuring various excellent performances is obtained by selecting the components of the material and the form of the material.