2040 results about "Saw dust" patented technology

An improved health and safety system for a table saw includes one or more of: a blade guard that protects the operator from the saw blade, and contains and collects sawdust; a proximity detector and emergency saw motor braking means for use in connection with such blade guard; an anti-kickback device for use in connection with such blade guard, a rip fence adapter for use in connection with such a blade guard, and hoses and fittings to connect the dust containment and collection system of said blade guard to a shop dust collection blower or vacuum system. The system protects the saw operator from potential traumatic injury to a hand, and from ingesting potentially carcinogenic sawdust.

The invention discloses a method for producing a liquid strain of edible mushrooms. The method for producing the liquid strain of the edible mushrooms comprises the steps that (1) the liquid strain of the edible mushrooms is inoculated in a PDA culture medium to be activated, and separation is conducted after cultivation so that an activated mycelium can be obtained; (2) the activated mycelium is inoculated in a solid-state saw dust culture medium to be cultivated for 28-32 days so that a recovery culture 1 composed of the mycelium and the solid-state saw dust culture medium can be obtained; (3) the recovery culture 1 is smashed into particles with the diameters ranging from 20 meshes to 40 meshes and then the particles are laid flat in a shallow plate with a thickness of 3 m-4m to be cultivated for 2-3 days in a sealed mode so that a recovery culture 2 can be obtained; (4) after the recovery culture 2 is smashed into small blocks with the diameter not larger than 0.5 cm, pulping is conducted by adding water to the small blocks, and then the obtained pulp and the agar solution with the concentration ranging from 0.15% to 0.2% are made to be in contact and evenly mixed. According to the method for producing the liquid strain of the edible mushrooms, operation is easy, a complicated cultivation device is not needed, and the production efficiency is high. The liquid strain, obtained according to the method, of the edible mushrooms has the advantages of being stable in quality, robust, slow in degeneration and easy to store and transport.

This invention relates to a method of manufacturing the fertilizer made from organic wastes such as food wastes, human excrements, animal excrements, slaugterhouse waste, henhouse waste, fish and shellfish wastes, vegetable wastes and agricultural wastes. Various wastes are mixed and crushed into certain sizes, processes for adjusting the water content, put into the treating tank and digested by mixing a calcined lime. The present invention utilizes a dolomite or mixture of calcined lime and dolomite to provide the first treatment material. This first treatment material is mixed with the supplement material such as charcoal, saw dust, loess, zoelite, chaff, or shell powder to give compost fertilizer. It is also mixed with agricultural products such a watermelons or melons which ferment to provide a special fertilizer for the agricultural product. The treatment material can be added to water and mixed with mugwort, medicinal herb, zeolite, loess, and then extracted to provide a liquid fertilizer. As the various organic wastes are changed to organic fertilizer, the acidified soil is improved, the environmental contamination can be prevented, and the high moisturizing and the fine porous of the soil prevent drought and fertilizer loss so as to raise fertilizing efficiency.

The invention provides plugging cement slurry and an igneous rock fracture developing well plugging method. The water-solid ratio of the cement slurry is (85-92):100. The cement slurry comprises the following solid components in parts by weight: 115-125 parts of cement, 40-50 parts of weight-reducing agent flyash and 5-15 parts of stabilizing agent microsilica, wherein the cement comprises 100 parts of first cement components with average particle sizes being 12-14mu m and 12-18 parts of second cement components with average particle sizes being 6-7mu m; each liter of cement slurry further comprises 4-8g of plugging agent by volume; and the plugging agent comprises 0.1-0.2 part of staple fiber, 2-4 parts of rubbers and 3.2-6 parts of packing particles by weight. The cement slurry and the method have the beneficial effects that the bridging fiber materials, elastic rubber powder materials and shell and/or saw dust packing materials are combined for use, the cement slurry is suitable for igneous rock fracture developing wells and can meet the requirements of well drilling and well cementation constructions; and the construction time is greatly shortened by adopting the plugging technology idea of integrating packing, bridging and coagulation.

The invention discloses a healthcare plate material capable of generating anions and far infrared rays. The plate material comprises the following raw material components in percentage by weight: 70-80 percent of saw dust, 3-5 percent of eaglewood, 5-9 percent of tourmaline powder, 5-9 percent of anion powder, 1-3 percent of preservative, 2-4 percent of adhesive and 1-3 percent of antibacterial agent. The invention further discloses a composite healthcare plate material with the healthcare plate material capable of generating the anions and the far infrared rays. According to the healthcare plate material, healthcare materials beneficial to a human body such as the eaglewood, the anion powder and the tourmaline are adopted, and healthcare plate materials which are pressed under different pressures according to different using functions and are different in hardness and thickness can have different purposes. The healthcare plate material can release negative oxygen ions, the far infrared rays and a magnetic field, and the fitness and the immunity of a human body are unconsciously improved in the life and work of people by virtue of the fragrance of the eaglewood. Meanwhile, the practicality of the healthcare plate material is improved, so that the using function of the healthcare plate material is diversified, and the healthcare plate material is convenient to commonly use and popularize.

A method for fixating sand while growing plants by spraying slurry to form a cover layer on the surface of desert or ground includes such steps as proportionally preparing slurry from water, strew or stalk or industrial fibrous dregs, adhesive loess or laterite, water-preserving agent, adhesive, cotton or wool fibres, composite fertilizer, trace element fertilizer, modified gypsum, ox(or sheep) dung, saw dust, phosphoric acid and plant seeds, and spraying it onto surface of desert or ground. Its advantages are high effect and low cost.

Production of active carbon by mud in urban sewage treatment plant is carried out by: 1. drying mud in sewage treatment plant added 0.5-3% additive, decreasing mud water ratio 10%; 2. taking zinc chloride with concentration 20-60% as activator solution, immersing for 12-48hrs with weight ratio of mud and activator 1:1-3, and drying 20-50mins under 105deg.C; 3. adding 5-30% saw dust, shell and kernel as carburant; 4. mixing, heating to 500-800deg.C in furnace, and carbonizing activating with carbonizing time 15-50mins; 5. cooling, washing, and drying to obtain active carbon. It achieves lower urban mud discharge, to decrease production cost and to prevent secondary pollution.

The invention discloses a novel microbial fermentation bed mattress material, which comprises a top fermentation padding and a bottom fermentation bed, wherein the thickness of the top fermentation padding is 70-80cm and the top fermentation padding contains a padding blended with a microbial fermentation bacterium agent. The novel microbial fermentation bed mattress material is characterized in that each cubic meter of the fermentation padding comprises the components as follows: 80-100kg of saw dust, 60-80kg of rice husk mixture, 60-80kg of straw mushroom residues and alcohol residues, 10-15kg of rice bran or bran, 50-100kg of water, 50-100kg of soil and rock flour, 0.5-0.8kg of microbial fermentation bacterium agent, and 0.5-0.8kg of crude salt. The preparation method of the material comprises the following steps: 1) preparing a bacterium agent; (2) mixing a padding; (3) composting and fermenting; (4) preparing a fermentation padding; and (5) preparing a fermentation bed mattress. The preparation method of the novel microbial fermentation mattress material is simple and feasible, low in cost and low in morbidity of pigs. The replaced fermentation mattress material can be used for composting, thus realizing zero emission, no pollution and environmental friendliness and being suitable for popularization and application under high temperature and high humidity environments.

The invention discloses nutrient soil for flowers, relating to the technical field of biofertilizers. The nutrient soil is composed of the following components in percentage by mass: 20% of leaf mould, 20% of mountain clay, 30% of soil, 2% of chicken manure, 18% of saw dust, 9% of bulking agent, 0.5% of preservative and 0.5% of plant nutrients. The nutrient soil is rich in nutrient, low in preparation cost, favorable in sterilization and insecticide functions and suitable for households; in addition, the nutrient soil can provide relatively-large proportional long-acting solid-phase organic matters, a stable pH value and favorable water and air control performance for plants, so that the plants are more convenient in cultivation management, the plants are promoted to be rapidly rejuvenated after the roots of the plants grow, the nutrient requirements of the flowers can be met, and the environment can not be polluted; the soil can be used for most of gramineous plants and a part of woody plants with short branches and compact crowns.

The invention discloses a saline alkali soil conditioner which is capable of improving soil texture, realizing production increase of crops and improving survival rates of crops. The saline alkali soil conditioner comprises the following components in parts by weight: 5-10 parts of ardealite, 5-15 parts of decomposed coal, 30-40 parts of decomposed saw dust, 15-25 parts of fulvic acid, 25-35 parts of aged distiller grains, 5-10 parts of phosphorus slag and 0.01-0.05 part of a rooting agent. Compared with other conditioners, the soil conditioner has the advantages of being low in cost as mainly comprising industrial and agricultural wastes, solving the problem of waste treatment, improving saline alkali soil, particularly improving the physical structure of the saline alkali soil, changing chemical properties of the soil, reducing the concentration of toxic and harmful ions and improving soil fertility.

The invention provides a novel column-shaped three-dimensional cultivation method and device for medical dendrobium. The method is characterized by comprising the following steps of making a cultivation device serving as an auxiliary article in a hollow column-shaped body structure; filling a cultivation medium in the interior cavity of the hollow column-shaped body, wherein the hollow column-shaped body is at least 0.5 m in height and at least 8 cm in diameter, the external surface of the hollow column-shaped body is uniformly provided with seedling planting areas, and a cultivation medium composition mainly comprises the following raw materials in parts by volume: 5-15 parts of barks, 10-30 parts of saw dust and 3-10 parts of vermiculite; selecting healthily-growing seedlings to be hardened and then washing the hardened seedlings during cultivating and transplanting the dendrobium seedlings; and after sterilizing by using 800-1000 times of liquid carbendazim, transplanting the seedlings in different plant bunches according to the seedling planting areas, wherein row spaces of the transplanted plants are 4-6 cm*10-15 cm. Compared with the prior art, the cultivation method provided by the invention is very suitable for growth habits of the wild medical dendrobium; and the medical dendrobium cultivated by using the invention has the advantages of easiness for material obtaining, low cost, long service life, good water retention and fertilizer securing effects, high planting density, land utilization rate capable of being increased by 6-7 times, high and stable yield, good product quality and convenience for management.

A preparing method of an active-carbon/graphene composite is disclosed. The active-carbon/graphene composite is prepared by uniformly mixing raw materials comprising 45-90% by weight of biomass, 5-50% by mass of carbonitride and 5-10% by mass of a transition-metal-containing compound, heating the material mixture at 300-500 DEG C for 2-5 h to obtain a gray block material with a fluffy structure, and heating the block material in a protective gas atmosphere at 600-900 DEG C for 5-60 min. The biomass is any one or a mixture of straw, saccharose residue, saw dust and rice straw. The method utilizing the biomass for directly synthesizing the active-carbon/graphene composite material is simple. Raw materials are simple and easily available. The obtained active-carbon/graphene composite material has the specific capacitance meeting requirements of electrode materials and is suitable for large-scale production and application.

The invention discloses an alkaline residue porcelain granule which has a compound package structure. The alkaline residue porcelain granule comprises a porous core layer (2) and a shell layer having blind holes (1), wherein the porous core layer comprises alkaline residue, glass powder, coal ash and saw dust and the shell layer having blind holes comprises glass powder, clay and saw dust. A method for manufacturing the alkaline residue porcelain granule comprises the steps of: uniformly mixing the materials of the porous core layer and the shell layer having blind holes by a blender, adding water into the dry materials of the porous core layer to pelletize in a pelletizing pan in order to form the pellets of the core layer, placing the pellets into a balling pan which is filled with the dry materials of the shell layer, starting the balling pan, shaking for a sufficient time, packing the materials of the shell on the core layer by rolling in order to form the porcelain granule green-pressing having the package structure, drying the porcelain granule green-pressing at 105 DEG C, pre-burning the dried porcelain granule green-pressing, rising temperature and roasting, and then naturally cooling so as to finish the firing of the alkaline residue porcelain granule. The alkaline residue porcelain granule can efficiently prevent the chloride ion in the alkaline residue from dissociating and improve the application performance of the porcelain granule which uses the alkaline residue as raw materials in the concrete.

Disclosed is a method for preparing pleurorus geesteranus compost. The method for preparing the pleurorus geesteranus compost comprises the steps that sieving, impurity removing and heap building are conducted on mulberry saw dust; quick lime powder is scattered on the surface of the saw dust and a thin film covers the quick lime powder for warming; other raw materials are weighed and mixed with the mulberry saw dust, and the compost are placed into plastic bags; sterilization is conducted after bagging, then inoculation is conducted, the plastic bags are placed back into a room to be cultured for fungus sprouting, and after fungi grow everywhere inside the bags, the fruiting stage starts; picking is conducted before the color of mushroom caps fades and spores shoot off. According to the method for preparing the pleurorus geesteranus compost, the mulberry saw dust is used as the main component of the pleurorus geesteranus compost, the prepared compost has the advantages that nutrition is sufficient, fungus spouting speed is high, the number of fungi is large, the pleurorus geesteranus quality is good, the pleurorus geesteranus growing density is large, pleurorus geesteranus growing power is strong, the yield is high and the disease-prevention performance is good. In addition, the compost is low in price, materials are easy to obtain, prescription and the preparation method are simple, and the compost is applicable to mass production.

The invention discloses a modified self-insulating composite external wall material, and belongs to a gypsum building material. The material comprises the following components in percentage by weight: 75 to 84 percent of gel material, 0.2 to 1.5 percent of heat insulating material, 3 to 6 percent of modifying agent and 12 to 18 percent of water; the gel material consists of gypsum, fly ash, cement and lime, wherein the gypsum and the fly ash are in the majority; the heat insulating material is one or more of polyphenyl granules, rice hulls, straws, saw dust and expanded perlite; and the modifying agent is a common salt compound or a mixture of the common salt compound, aluminum powder and polyvinyl chloride (PVC) latex powder. The external wall material for manufacturing external wall building blocks or external wallboards by optimized proportion and modification treatment remarkably improves the comprehensive performance of water prevention, heat insulation, shock resistance and pressure resistance; and production and construction are convenient, the raw materials are easily obtained, industrial and agricultural byproducts are fully utilized, and environmentally-friendly and energy-saving requirements are met.

The invention relates to the technical field of biology, in particular to a method for conducting indoor and industrialized production on Morchella esculenta. The method for conducting industrialized production on the Morchella esculenta comprises the steps of (1) cultivation mode, wherein the Morchella esculenta is suitable for being cultivated through the indoor and industrialized shelf, basin and box type; (2) raw materials, wherein sterile soil, straws, saw dust and grains are taken as raw materials; (3) formula; wherein a synthetic medium is formed according to different ratios; (4), inoculation method, wherein under the sterile condition, a first strain and a second strain are inoculated for culture; (5) bag erecting and management, wherein the industrialized production aim of the Morchella esculenta is achieved through secondary inoculation, sowing, bag erecting, manual or automatic temperature control, humidity, light and oxide control, and stimulation. After the experimental study of more than thirty years, Morchella esculenta field production is achieved, meanwhile, the worldwide technical difficult problem that in the past, the Morchella esculenta cannot be produced in an industrialized mode is solved, the method cannot be limited by areas, the Morchella esculenta can be produced throughout the year, and the economic benefit prospect and the social benefit prospect are wide.

The invention relates to a pig manure fermented fertilizer and a preparation method thereof, belonging to the field of organic fertilizers. The invention aims to provide a pig manure fermented fertilizer and a preparation method thereof. The preparation method of the pig manure fermented fertilizer comprises the following steps of a, mixing biological bacteria, molasses and water and fermenting for 40-56h to obtain a bacterial fermentation liquid; b, mixing molasses, corns, water and the bacterial fermentation liquid and fermenting to obtain a primary fermentation material; c, after mixing pig manure, calcium superphosphate and the primary fermentation material, adding rice husks or saw dust and stirring to obtain a second fermentation material; d, composting the second fermentation material to ferment; e, continuing to ferment for 36-48h; and f, continuing to ferment for 36-48h to obtain the pig manure fermented fertilizer. Furthermore, the invention discloses a bio-organic fertilizer prepared from the pig manure fermented fertilizer provided by the invention. The pig manure fermented fertilizer is good in loose degree and contains more than 30% of organic matters; and 25-30g of nitrogen, phosphorus and potassium nutrients are contained in every 1kg of pig manure fermented fertilizer.

The invention relates to a lead plaster for a low temperature resistant lead storage battery for an electric scooter and a preparation method of the lead plaster. The lead plaster comprises an anode lead plaster and a cathode lead plaster, wherein the anode lead plaster comprises the following components in parts by weight: 950-970 parts of lead powder, 80-86 parts of 1.3-1.4g/cm<3> sulfuric acid, 110-125 parts of pure water, 3.0-4.0 parts of colloidal graphite, 30-50 parts of red lead, 1.0-1.5 parts of tin sulfate, 0.5-1.0 part of sodium sulfate and 0.7-0.9 part of short fiber; the cathode lead plaster comprises the following components in parts by weight: 1000 parts of lead powder, 75-81 parts of 1.3-1.4g/cm<3> sulfuric acid, 105-120 parts of pure water, 0.6-0.8 part of short fiber, 6.0-7.0 parts of barium sulfate, 1.0-1.5 parts of Norway lignin, 4.0-5.0 parts of humic acid, 3.0-5.0 parts of acetylene black and 1.0-1.5 parts of semi-carbonized saw dust. According to the lead plaster and the preparation method thereof, the acceptance performance when the battery is charged at low temperature is improved and the discharge capacity is increased; the lead plaster disclosed by the invention is applicable to low-temperature environment and is especially suitable for northeast and northwest regions in China.

The invention belongs to the field of edible fungi cultivation, and relates to a lucid ganoderma substitute cultivation medium using paper mulberry wood saw dust as a main material, and the formula comprises the following dry substances by weight percent: 37-73% of paper mulberry saw dust, 25-62% of auxiliary material selected from one or more of cottonseed hull, bran and corn powder and 1% of additive gypsum, as well as 1% of optional sugar according to the formula demand; the material-water ratio is 1:(1.3-1.5). The lucid ganoderma substitute cultivation medium is sued for cultivating lucid ganoderma, the cultivation period is moderate, and the yield and quality of the lucid ganoderma are obviously improved in comparison with those of conventional poplar saw dust; in comparison with traditional poplar saw dust cultivation, the yield per unit of the lucid ganoderma in the paper mulberry wood saw dust cultivation is improved by 18.12%, and the polysaccharide content of the lucid ganoderma is improved by 9.82%. As wild resource with abundant value, the utilization mode of the paper mulberry can be further broadened for lucid ganoderma cultivation, and the paper mulberry has popularization value on the aspects of protecting environment, utilizing wild resource utilization, increasing rural income, remitting fungi-forest confliction and the like.

The invention provides a camphor tree sesame fruiting body cultivation method which comprises the following steps: culture media containing leaven are taken for fermentation for 3 to 30 days under the temperature of 5 to 35 DEG C; saw dusts are added into the culture media after fermentation and stirred; the saw dusts and the culture media are arranged inside a vessel; the vessel provided with the saw dusts and the culture media is sterilized; camphor tree sesame spawns are taken to be inoculated into the vessel containing the saw dusts and the culture media and cultivated into mycelium under the temperature of 5 to 35 DEG C; saw dusts containing the camphor tree sesame mycelium are inoculated to a bed wood; the bed wood which has been inoculated with the spawns is cultivated under the temperature of 5 to 35 DEG C and in the humidity of 65 to 85 percents; after residual saw dusts on the bed wood are removed, the bed wood is cultivated under the temperature of 15 to 35 DEG C and in the humidity of 80 to 98 percents for a period of time, and a camphor tree sesame fruiting body can be formed. The invention also provides a cultivation method for camphor tree sesame mycelium and the camphor tree sesame fruiting body obtained by cultivation according to the method. The camphor tree sesame fruiting body cultivated by the invention has the characteristics of massiness of the fruiting body and content of triterpene close to wild camphor tree sesame.

The invention discloses a soil improvement type biological organic composite coated fertilizer which is characterized by being prepared from the following raw materials in parts by weight: 67-70 parts of human and animal excreta, 25-30 parts of riverway sludge, 8-10 parts of diatomite, 25-28 parts of diammonium phosphate, 12-15 parts of magnesium sulfate, 15-19 parts of potassium chloride, 45-49 parts of furfural residue, 40-45 parts of animal bone meal, 50-54 parts of rice husk, 35-40 parts of saw dust, 27-29 parts of urea, 3-5 parts of amino acids, 1-2 parts of sodium tetraborate, 7-8 parts of an EM fungicide, 7-9 parts of a soil improvement agent and a proper amount of water. The fertilizer disclosed by the invention is balanced in nutrition, contains inorganic elements and mineral substance components such as the riverway sludge and diatomite, the nutrient needed by plant growth is met, the soil is activated, and the water and fertilizer retaining properties of the soil are improved; and due to the addition of the soil improvement agent, the fertilizer has the effects of improving the efficiency and promoting plant nutrition absorption. According to the fertilizer disclosed by the invention, the urea melting and coating process is adopted, the slow-release effect is obvious, and the fertilizer efficiency is lasting.

Using electric power obtained by marine wind force and a tide, sea water is electrolyzed to produce fresh water, sodium, magnesium, calcium, potassium, caustic soda, chlorine, hydrochloric acid, sulfuric acid, hydrogen, oxygen or the like, at the same time, unloaded malts, saw dust and the like are fermented to brew ethanol, carbon dioxide generated here is used for photosynthesis to culture vegetables and oxygen generated here is supplied to a fish preserve and an under reef where fish live to culture fishes and also returned to sea water dropped in the concentration of oxygen to suppress the generation of a red tide.