174results about How to "Address resource shortages" patented technology

The invention discloses a processing method for a multilayer composite sized down feather flocculus, and the method comprises the following steps of: mixing cotton, namely mixing 10-70wt% of down feather fiber with 90-30wt% of low-melting-point fiber by virtue of a mixer so as to respectively obtain a high-down-feather-content mixture and a low-down-feather-content mixture; and opening, carding, lapping, carrying out acupuncture reinforcing, and carrying out hot melting, bonding and reinforcing. An acupuncture reinforcing manner is adopted, so that the bulking intensity of a fiber mesh is effectively controlled, and entanglement between fibers is enhanced, thus the down feather is effectively controlled, and play of flying feather and the down feather is reduced; and multi-consolidation is carried out by adopting a method that acupuncture is firstly carried out and then hot melting is carried out, so that control over the down feather is effectively improved, and the stability of the down feather flocculus is improved.

The invention relates to a method for cultivating saussurea involucrate cell, wherein it comprises that using MS basic culture medium wit some NNA (fruitone), 6-BA (6-aminopurine) as the culture medium of callus; inducing the seed of saussurea involucrate into plant; using said plant as expalnt to be differented at special condition, to induce callus; subculturing the callus periodically, to increase the callus; using part of callus to function the seed and collecting the left to be dried as the saussurea involucrate culture; collecting said culture to be dried as the cell culture. The invention can improve the content of effective components.

A method for abstracting vanadium pentoxide using waste catalyzer containing vanadium and ash of oil is disclosed: firstly, obtain the content of V2O5 in the waste catalyzer or ash of oil, then add superfluous Na2CO3 according to mol ratio, which are mixed and shattered to be 20-60 7 ; the mixture shattered are sent into rotary kiln to be roasting for 4-6 hours; the mixture then are agtatered and dissolved in hot water, meanwhile, add CaCl2 to clear phosphor, separate the solid and liquid by filter recover sodium vanadium and sodium molybdate; under the normal temperature, the PH value is equal to 8~9.5, add superfluous ammonium chloride into the sodium vanadium and sodium molybdate, generating 15 deposit, while sodium molybdateremains in the solution to separate vanadium and molybdenum ; the 15 is broken down to be molten V2O5, then after melt, acquiring the product. The invention has low cost of electric energy, easy melt of substance, low cost and stable quality, better than other technology, especially then V2O5 produced by vanadium.

The invention relates to a virtual reality platform based lateral ventricle puncture training system. The system comprises a CT (computed tomography) scanning / MRI (magnetic resonance imaging) image data importing unit, a CT scanning / MRI image reconstruction unit, a virtual reality head-mounted display device, a joystick and a virtual reality processing unit. The CT scanning / MRI image data importing unit is used for providing CT scanning information of patients and patient information; the CT scanning / MRI image reconstruction unit is used for constructing a three-dimensional model, the virtualreality head-mounted display device provides virtual display environment display, and the joystick provides virtual reality environment operating information. The virtual reality processing unit comprises a VR (virtual reality) environment unit, a VR voice recognition unit and a VR surgical unit, wherein the VR environment unit is used for providing a virtual environment matched with a reality surgical environment, the VR voice recognition unit is used for operator voice recognition, and the VR surgical unit is used for executing surgical operations. The virtual reality platform based lateralventricle puncture training system has advantages that the problem of resource shortage in experiment teaching is solved, reality in doctor training is enhanced, training cost is reduced, experience summarization is facilitated for doctors, and patient-doctor disputes can be avoided.

The invention discloses a low-cost counter electrode and a dye-sensitized solar battery manufacturing process by utilizing the counter electrode, belonging to the technical field of green renewable energy sources; the counter electrode is characterized in that: molybdenum carbide (Mo2C), tungsten nitride (W2N), molybdenum nitride (Mo2N), vanadium carbide (VC), vanadium nitride (VN), niobium carbide (NbC), niobium nitride (NbN), and wolfram carbide (WC,W2C) are used as material of the counter electrode, inorganic crystalline material is used as bonder and is dispersed in organic solvent or aqueous solution for manufacturing slurry, and the counter electrode is manufactured by utilizing spraying, printing, blade coating methods, and the counter electrode and light anode and electrolyte are assembled into the dye-sensitized solar battery. The preparation process is simple, high temperature and high pressure do not need in the manufacturing process, the process is no toxic and environmental-protection, the electrode with high efficiency and low cost can be manufactured easily, and the process is suitable for manufacturing various dye-sensitized solar batteries.

The present invention discloses the process of making artificial board with the crop stalk and timber. The process includes the following steps: mixing processed timber material and processed crop stalk material in a dry material bin, mixing with glue in a glue mixing machine, spreading in a spreading machine to form board blank, pre-pressurizing in a continuous pre-pressurizing machine, hot pressing in a hot press to form coarse board, cooling in a board cooling machine, and cutting in a margin cutting machine to obtain artificial board. Making artificial board with the crop stalk and timber can save timber and make artificial board with high quality.

The invention discloses a preparation method of granular activated carbon by chemical activation, which uses Camellia oieifera shells as a raw material and adopts a phosphoric acid activation method. The preparation method comprises the following steps: mixing Camellia oieifera shells and a phosphoric acid solution, soaking at 60-90DEG C to allow sufficient swelling of Camellia oieifera shells and sufficient hydrolytic saccharification, drying, curing, activating, washing, and drying to obtain finished product, i.e. irregular granular activated carbon. The finished product has good properties which are embodied in more than or equal to 900mg / g of iodine sorption value, more than or equal to 187mg / g of methylene blue sorption value and more than 85% of granular carbon strength. The activated carbon can be widely used in the field of liquid-phase decolorization, gas-phase pollutant recovery, etc.

The invention relates to a special unconventional protein compound duck feed for meat ducks of a fattening period, belonging to special feeds for specific animals. According to the special unconventional protein compound duck feed, a raw material formula is low in corn content, does not contain bean dregs, fish meal and meat and bone meal and consists of the following raw materials in parts by mass: 0.05-0.3 part of compound enzyme preparation, 10-40 parts of corn, 20-50 parts of wheat, 4-8 parts of corn protein feed, 6-9 parts of grain stillage, 3-7 parts of citric acid sludge, 3-6 parts of feed corn protein powder, 1-5 parts of peanut meal, 1-3 parts of germ meal, 1-4 parts of cottonseed meal, 1-3 parts of rapeseed meal, 1-3 parts of mountain meal, 0-1.5 parts of feather meal, 1.0-1.4 parts of lysine, 0.5-1.1 parts of calcium hydrophosphate, 0-1 part of fat, 0.28-0.33 part of salt, 0.1-0.15 part of threonine, 0-0.5 part of methionine and 0.5 part of premix material; and the special unconventional protein compound duck feed is prepared through the steps of mixing the raw materials to be uniform, carrying out heat treatment at the temperature of 85-90 DEG C, and then pelleting. The prepared special unconventional protein compound duck feed for the meat ducks of the fattening period is applicable to the daily feed supplying of fattening-period meat ducks of 6 to 7 weeks old.

The invention relates to motor vehicle driving simulated training systems and discloses a standard motor train set driver simulated training / driving simulation method. According to the standard motortrain set driver simulated training / driving simulation method, a simulated cab is set up according to a standard motor train set driver room layout, a three-dimensional modeling technology is adoptedto construct a train running simulation system, and motor vehicle driving and running condition simulated training including before-work check, simulated driving and driving fault elimination is realized, wherein a visual simulation technology and an environment special effect technology are utilized to construct a visual simulation system; a simulation technology is utilized to simulate the working conditions of an internal circuit during vehicle control; an emergency and typical fault simulation and elimination system in the motor train set running process is set up; and drilling of a driverin a check operation process on a non-manipulation terminal and a manipulation-terminal is realized according to standard operation in a three-dimensional scene interaction mode by running the trainrunning simulation system. Through the method, simulated driving training is performed more scientifically, efficiently and conveniently by economical and effective means, and the problems existing incurrent motor train set driver education training are solved.

The invention relates to a micrografting method for a tetraploid acacia. The method includes the steps of selecting a seedling of a diploid acacia seed as a rootstock, selecting a tissue culture seedling of the tetraploid acacia as a scion, subjecting the scion and the rootstock to cambium alignment by using a cleft grafting method, twining the interface area with silver paper slips, fixing the silver paper twining area with a grafting clamp, planting the grafted seedling into a potted tray containing matrix, then processing a routine management for 20 - 30 days, and acquiring the plant regeneration. By means of the micrografting method, an integral plant is obtained after cultivating the grafted seedling for 20 - 30 days, and accordingly the high efficiency of rapid planting is achieved. The plant regeneration cultivated by the micrografting method has the advantages of stable genetic character, healthy plant, strong growth, short seedling period, fast plant growing and high survival rate ( with a survival rate over 90% in a field planting production land).

The invention provides a resource utilization method for the combined production of a biogas and a cultivation matrix through utilizing tobacco stalk fermentation. The method comprises the following steps: carrying out anaerobic fermentation of a main fermentation raw material which is waste tobacco stalks generated in the tobacco threshing redrying line to produce the biogas; carrying out solid-liquid separation of a biogas slurry and the tobacco stalks to obtain a tobacco stalk biogas residue and a biogas slurry; purifying the biogas to prepare clean fuels or to be used for electricity generation to provide partial energy for a plant area; and decomposing the tobacco stalk biogas residue, and carrying out dry molding to prepare the cultivation matrix, wherein the biogas slurry returns to a fermentation system to be recycled or to be used as a liquid organic fertilizer. The method provided by the invention has the advantages of simple production operation, concentrated and stable raw material, scale production benefiting, low production cost, realization of no pollution, zero discharge and cycle utilization of waste tobacco stalk resources of a threshing redrying plant, and generation of good economic, ecological and social benefits.

The invention relates to a thermal-state mending material taking forsterite as a raw material for converters and a preparation method thereof. The technical scheme is as follows: adopting 45-70wt% of sintered magnesia particles, 5-15wt% of graphite and 15-40wt% of forsterite fine powder as raw materials; adding simple substance silicon powder accounting for 1-10wt% of the weight of the raw materials and liquid pitch modified phenolic resin accounting for 15-25wt% of the weight of the raw materials; and stirring for 5 to 30 minutes to obtain the slurry thermal-state mending material taking forsterite as the raw material for converters. While being used, the thermal-state mending material is poured into the converter, the converter is rotated to enable the mending material to flow to the charging position, the tapping position, the bedding face and the furnace bottom of the steelmaking converter which are in need of thermal-state mending and the mending material is sintered by the heat in the converter. The material has the characteristics of abundant raw materials, low production cost, excellent hydration-proof performance, easiness in sintering at a high temperature and convenience in combination with the converter lining and is beneficial for prolonging the service life of materials of the converter lining.

The invention provides an unconventional protein compound chicken feed special for table poultry in an adult stage, and belongs to a special feed for specific animals. The feed comprises the following compositions by weight portion: 0.1 to 0.2 portion of enzyme preparation, 45 to 50 portions of corn, 20 to 25 portions of wheat, 3 to 6 portions of peanut meal, 0 to 6 portions of protein powder, 0 to 2 portions of hydrolyzed feather meal, 2 to 6 portions of cotton seed meal, 0 to 3 portions of waste starch slurry, 1 to 6 portions of alcohol draff, 2 to 4 portions of cottonseed protein, 1 to 4 portions of rapeseed dregs, 0 to 3 portions of germ meal, 2.2 to 2.8 portions of grease, 1.4 to 1.7 portions of stone dust, 0.4 to 0.6 portion of calcium hydrophosphate, 0.3 to 0.33 portion of salt, 0.8 to 0.9 portion of lysine, 0.12 to 0.2 portion of threonine, 0.12 to 0.2 portion of methionine, 0.06 portion of choline chloride, and 0.5 portion of premix compound. The unconventional protein compound chicken feed solves the problem that the conventional protein chicken feed has short of raw material resources, uses industrial waste as raw materials, saves energy resource, protects environment, and is suitable to be used as daily ration of the table poultry 7 days before sale.

A process for preparing aluminium oxide features that the kaolinite and powdered coal ash are predesiliconized to make the Al-Si ratio is greater than 4, the self-breaking sinter method is used, the diluted solution of sodium carbonate is used for extracting, and the complex reaction is used for purifying. The pure CO2 gas generated by sintering and NaAl2O3 solution take part in carbonizing reaction to generate aluminium hydroxide. Changing the crystalline structure of aluminium hydroxide can obtain aluminium oxide.

The invention relates to a maca, ginseng and rhizoma polygonati health drink and a preparation method thereof. The health drink consists of the following raw materials: 5-15kg of maca, 1-5kg of ginseng, 1-10kg of rhizoma polygonati, 0.1-1kg of taurine, 0.1-0.2kg of inositol, 0.1-0.2kg of lysine, 0.01-0.05kg of nicotinamide, 40-80kg of white granulated sugar, and the balance of purified water, totaling 1000kg. The three raw materials with multiple effects and homology of medicines and foods, such as maca, ginseng and rhizoma polygonati, are subjected to compound extraction, the efficacy factors such as the taurine, inositol, lysine and nicotinamide are added, preservatives, pigments and essence are not added, and the prepared product has good color, taste and natural flavor and also has good effects. Moreover, the preparation method has the characteristics of simple process, high extraction efficiency, convenience in operation, good reproducibility and the like and is suitable for industrial production.

The invention provides a method for tissue culture propagation of Acer fabri Hance by axillary buds, which comprises the following steps: disinfecting explants, inoculating the disinfected explants onto an induction medium for differentiation induction of buds, and normally culturing for 25 to 35 days under the conditions of a culture temperature between 20 and 26 DEG C, illumination time between 10 to 16 hours per day and an illumination intensity between 1,600 and 20,001x; cutting obtained tender shoots of Acer fabri Hance, and inoculating the cut tender shoots onto a subculture medium to perform subculture for 25 to 35 days; inoculating the sterile seedlings of the Acer fabri Hance into a rooting culture medium to perform rooting culture for 10 to 15 days under the conditions of a culture temperature between 20 and 26 DEG C, illumination time between 10 and 16 hours per day and illumination intensity between 1,600 and 20,001x; and transferring the obtained rotted sterile seedlings to a seedling bed to perform domestication culture for 30 to 60 days. The method can effectively solve the quick promotion problem of Acer fabri Hance.

The invention discloses a method for extracting pectin from citrus peel pomace. The method comprises the following steps: crushing and decolorating citrus peel pomace as a raw material, treating with microwaves under the action of a compound enzyme, deactivating an enzyme by a water bath and centrifugally filtering to obtain a pectin extract, and finally obtaining the pectin by alcohol precipitation. The extraction method provided by the invention is simple, easy to operate and low in cost, and the resource utilization of waste materials is realized.

The invention discloses a method for culturing golden larch callus by taking phyllopodium as an explant. The method comprises the following steps of: disinfecting buds of the golden larch; cutting the phyllopodium on the buds after being disinfected and taking the phyllopodium as the explant; culturing by implanting the phyllopodium into a callus induced culture medium: MS+6-BA 1.0-2.0mg / L+NAA 0.1-1.0 mg / L+IAA 0.1-0.5 mg / L+ cane sugar 20-50 g / L+ agar 5.0-7.0 g / L and a multiplication culture medium: MS+6-BA 0.5-1.0mg / L+NAA 0.1-1.0 mg / L+ cane sugar 20-50 g / L+ agar 5.0-7.0 g / L or MS+6-BA 0.5-1.0mg / L+IAA 0.1-1.0 mg / L+ cane sugar 20-50 g / L+ agar 5.0-7.0 g / L; and finally realizing the effective induction and quick multiplication of the golden larch callus. According to the method provided by the invention, the present problem of being short of golden larch medicinal materials is effectively solved.

The invention relates to a method for hormone-free scale culture and production of a dendrobium officinale embryo dry product, which comprises the following steps: (1) culture and inoculation of an explant; (2) subculturing multiplication of an embryoid; (3) hormone-free first-order liquid culture and screening; (4) hormone-free second-order aerated culture; (5) hormone-free ultimate 20-liter aerated culture; and (6) post treatment of a fresh finished product. The method has the advantages of simple steps, short production cycle, low cost, environmental protection and suitability for industrial production, and solves the problem of dendrobium officinale resource shortage.

The invention relates to a new material for a modified ANFO explosive, and in particular relates to a modified ANFO explosive and a preparing method thereof by using rice hull powder and sunflower seed hide powder as a combustible agent. The modified ANFO explosive comprises, by matched group, 91.5%-93.5wt% of ammonium nitrate, 0.2-0.4wt% of compound modifying agent, 3.0-4.0wt% of compound oil phase and 3.5-4.5wt% of combustible agent, wherein the matching ratio total of raw materials is 100%, the compound modified agent is one or more of octadecylamine phosphate, sulfonate or borate, the compound oil phase is one or more of paraffin, soap wax, asphalt, three line oil and microcrystalline wax, and the combustible agent is a mixture of the rice hull powder and the sunflower seed hide powder. According to the modified ANFO explosive and the preparing method thereof, rice hull powder serves as the combustible agent of the modified ANFO explosive, not only the explosion performance of the explosive is improved, but also the product physical property is improved, and the product storage life is prolonged.

The invention provides a method for breeding Ilex dabieshanensis K Yao.et M.P.Deng in vitro through tissue culture, comprising the following steps of sterilizing an explant, inoculating the sterilized explant to an inducing culture medium for differentiation inducing of buds; controlling the culture temperature to be 20-26DEG C; culturing in a dark environment for 20-26h and then normally culturing at the illumination time of 10-16h / day and the illumination strength of 1,600-2,000Ix for 25-35days; cutting tender branch tips of the Ilex dabieshanensis K Yao.et M.P.Deng and grafting the tender branch tips into a secondary culture medium for carrying out the secondary culture for 25-35days; and connecting aseptic seedlings of Ilex dabieshanensis K Yao.et M.P.Deng into the culture medium for rooting culture at the culture temperature of 20-26DEG C, the illuminaiton time of 10-16h / day and the illumination intensity of 1,600-2.000Ix. By using the method, the problem that the Ilex dabieshanensis K Yao.et M.P.Deng is quickly popularized can be effectively solved.

The invention discloses a process for realizing natural gas preparation with coke oven gas by using anaerobic microbes. The process comprises the steps that: a, coke oven gas in a coking furnace and CO2 gas in a CO2 storage tank are mixed, such that mixed gas is obtained; b, the mixed gas is delivered into an anaerobic reactor with high-activity anaerobic microbes; in the anaerobic reactor, CO2, H2 and CO in the original coke oven gas are utilized, and CH4 is produced; H2S in the original coke oven gas is produced into elemental S through sulfur bacteria in the high-activity anaerobic microbes; and c, N2 and other impurities are separated with a pressure-swing adsorption separation device or a cryogenic separation device, such that natural gas with high methane content is obtained. According to the invention, with a microbial process, CO2 is supplemented, and natural gas is prepared. The process is highly economical. With the process, catalyst is not needed, and high-temperature and high-pressure are not needed. Most components except methane in the coke oven gas can be converted into methane, such that CO2 emission is reduced, and effects of energy saving and environment protection are achieved.

The invention provides unconventional protein compound chicken feed special for young broilers, belonging to the feed special for particular animals. The feed comprises the following components according to the parts by weight: 0.1-0.2 part of enzyme preparation, 30-40 parts of corns, 30-38 parts of wheat, 3-5 parts of peanut meal, 1-5 parts of albumen powder, 0-2 parts of hydrolyzed feather meal, 2-4 parts of cottonseed meal, 0-3 parts of waste starch size, 0-4 parts of alcohol lees, 0-3 parts of cottonseed protein, 1-3 parts of rapeseed meal, 0-3 parts of germ meal, 1.8-2.0 parts of fat, 1.48-1.56 parts of stone meal, 1.0-1.3 parts of dicalcium phosphate, 0.3-0.32 part of salt, 1.7-2.0 parts of lysine, 0.12-0.15 part of threonine, 1.3-1.8 parts of methionine, 0.1 part of choline chloride and 0.5 part of premix. The feed solves the problem of shortage of conventional protein chicken feedstuff resources and uses the industrial wastes as raw materials formulas, thus saving the energy and protecting the environment. The feed is suitable for the daily ration of the 0-21-day old broilers.

The invention relates to an aluminum alloy pole material for producing electric wires and cables and belongs to the technical field of electric wires and cables. The aluminum alloy pole material comprises the following components in percentage by weight: 98.91%-99.2% of Al, 0.08%-0.1% of Si, 0.5%-0.6% of Fe, 0.2%-0.25% of Cu, 0%-0.05% of Mg, 0%-0.05% of Zn and 0.02%-0.04% of B, wherein Mg and Zn are not 0%, and the aluminum alloy pole material is prepared by adding Si, Fe, Cu, Mg, Zn and B in Al in a hot melt state in proportion. The aluminum alloy pole material provided by the invention overcomes the defects in the prior art that copper resources are in shortage and costly, and an aluminum alloy has low strength intensity and poor creep resistance. The aluminum alloy pole material has incomparable use advantages in the electric wire and cable industry.

The invention provides unconventional protein compound chicken feed special for broilers in the growth stage, belonging to the feed special for particular animals. The feed comprises the following components according to the parts by weight: 0.1-0.2 part of enzyme preparation, 35-45 parts of corns, 25-35 parts of wheat, 3-5 parts of peanut meal, 1-5 parts of albumen powder, 0-2 parts of hydrolyzed feather meal, 2-6 parts of cottonseed meal, 0-3 parts of waste starch size, 1-5 parts of alcohol lees, 2-3 parts of cottonseed protein, 2-3 parts of rapeseed meal, 0-3 parts of germ meal, 1.5-2.2 parts of fat, 1.45-1.65 parts of stone meal, 0.8-1.0 part of dicalcium phosphate, 0.3-0.32 part of salt, 1.0-2.0 parts of lysine, 0.10-0.15 part of threonine, 1.3-1.8 parts of methionine, 0.08 part of choline chloride and 0.5 part of premix. The feed solves the problem of shortage of conventional protein chicken feedstuff resources and uses the industrial wastes as raw materials formulas, thus saving the energy and protecting the environment. The feed is suitable for the daily ration of the 22-day old broilers 7 days before sales.

The invention discloses a process for selectively extracting valuable metals in a waste power lithium battery and repreparing a ternary positive electrode material. The method comprises the followingsteps: (1) carrying out complete discharge, disassembly, ultrasonic stripping, calcination and grinding treatment on a recycled waste lithium battery to obtain a required LiNi1 / 3Mn1 / 3CoO2 positive electrode material; (2) leaching the LiNi1 / 3Mn1 / 3CoO2 positive electrode material through a wet metallurgy method by using mild acid and reducing agent, wherein the ratio of the positive electrode material to the added acid is controlled to be 20-60 mL / g, so as to obtain a leaching solution rich in lithium and a precipitate containing nickel-cobalt-manganese; (3) leaching the precipitate again by using a trace amount of acid and reducing agent, wherein the ratio of the precipitate to the added acid is controlled to be 20-60mL / g to obtain a metal-rich salt solution; and (4) carrying out coprecipitation on the metal salt solution to obtain a ternary precursor, adding excessive 3-10% of a lithium source according to the amount of substance of the precursor, and calcining the material at a selected temperature to obtain the ternary positive electrode material with good electrochemical performance. According to the method, metal resource utilization can be achieved, the problem of harmful garbage pollution is solved, and the cost is low.

The invention discloses a cultivation method for inducing scutellaria baicalensis hairy root based on agrobacterium rhizogenes infection, which uses an agrobacterium rhizogenes bacteria liquid to infect root of a scutellaria baicalensis explant and induces the scutellaria baicalensis explant to form a hairy root, the scutellaria baicalensis hairy root presents yellow hairy on a MS solid medium, so that scutelloside can be stably synthesized, an ITS sequencing is performed and the hairy root can be identified as the scutellaria baicalensis hairy root of a scutellaria. Then seed selection is performed for further in a seed selection medium and a cultivation condition can be optimized to select lines which raise the content of active ingredient scutelloside used for hairy root traditional Chinese medicines. Hairy root can be obtained through scutellaria of a scutellaria introduced by agrobacterium rhizogenes, wherein the inductivity can reach 10 - 40%, the obtained scutellaria baicalensis hairy root presents yellow hairy which is capable of stably synthesizing scutelloside. According to the invention, the scutellaria baicalensis hairy root of a scutellaria is cultivated on the optimized medium, the growth is rapid and the biomass can be increased for 23 -35 times in 30 - 35 days, and the cultivation is performed under the dark conditions. The invention has the characteristics of low energy consumption and low cost, which is suitable for industrialization production.

The invention relates to a method for synchronous implementation of methanation of coke oven gas and in-situ purification of marsh gas. The method comprises the following steps: (a) introducing the coke oven gas and organic wastes into an anaerobic reactor; (b) in the anaerobic reactor, degrading the organic wastes with microbes to generate CH4 and CO2, enabling produced CO2 to combine with H2 in the coke oven gas to generate CH4 under the action of the microbes, and reacting CO and CO2 in the coke oven gas with H2 to generate CH4 to get the marsh gas which mainly contains CH4; and (c) separating and removing impurities in the marsh gas obtained in the step (b) to get natural gas with high content of methane. Compared with the prior art, according to the method disclosed by the invention, a microbial process is adopted for introducing the coke oven gas into the anaerobic reactor, the in-situ purification of the marsh gas is simultaneously implemented during the preparation of the natural gas, a catalyst is not required, high temperature and high pressure are not required, and most of components except methane in the coke oven gas and the marsh gas can be converted to methane, so that the new method is provided for solving the problems of shortage of resources, environmental pollution, unreasonable energy structure and the like in the energy field in China.

The invention provides a method for grafting Ilex sp. by taking Ilex dabieshanensis as a stock. The method comprises the following steps: performing ingraftment scion on the Ilex dabieshanensis serving as the stock and an Ilex sp. new variety serving as a scion by means of a cut grafting method; and performing layered alignment on the Ilex dabieshanensis and the Ilex sp. to graft successfully. Through adoption of the method, the adaptability of the Ilex sp. new variety is improved, the stock is readily-available, the cost is low, the propagation coefficient is increased, the yielding capacity is increased, and scale production of the Ilex sp. new variety becomes possible.

The invention relates to a paper making pulp manufacture method which includes that the fiber material after dipped is arranged into a cylinder; the material rotates at a high speed between a rotary shaft and the inner wall of the cylinder under the action of the rotary shaft; the material generates high temperature high pressure phase transition under kneading and extruding; pressure is released suddenly at the discharge opening of the cylinder to lead the cylinder to blow up, thus finishing fiber dissociation and fibrillating; the pulp is extruded out from the discharge opening. The paper making pulp manufacture device includes a main motor body and a motor. A feed opening is arranged on the main motor body; the cylinder is arranged on the main motor body; a spiral shaft is arranged in the cylinder; one end of the spiral shaft is connected with the motor; the shaft rod of the spiral shaft is a conical structure with a diameter gradually increasing from the feed opening to the discharge opening; a spiral slot is arranged on the inner wall of the cylinder; the depth of the spiral slot is decreased gradually from the feed opening to the discharge opening. The invention finishes the fiber dissociation and fibrillating during the pulp manufacture process and has the advantages of low energy consumption and no pollution.