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114 results about "Beech" patented technology

Beech (Fagus) is a genus of deciduous trees in the family Fagaceae, native to temperate Europe, Asia, and North America. Recent classification systems of the genus recognize 10 to 13 species in two distinct subgenera, Engleriana and Fagus. The Engleriana subgenus is found only in East Asia, and is notably distinct from the Fagus subgenus in that these beeches are low-branching trees, often made up of several major trunks with yellowish bark. Further differentiating characteristics include the whitish bloom on the underside of the leaves, the visible tertiary leaf veins, and a long, smooth cupule-peduncle. Fagus japonica, Fagus engleriana, and the species F. okamotoi, proposed by the botanist Chung-Fu Shen in 1992, comprise this subgenus. The better known Fagus subgenus beeches are high-branching with tall, stout trunks and smooth silver-grey bark. This group includes Fagus sylvatica, Fagus grandifolia, Fagus crenata, Fagus lucida, Fagus longipetiolata, and Fagus hayatae. The classification of the European beech, Fagus sylvatica is complex, with a variety of different names proposed for different species and subspecies within this region (for example Fagus taurica, Fagus orientalis, and Fagus moesica). Research suggests that beeches in Eurasia differentiated fairly late in evolutionary history, during the Miocene. The populations in this area represent a range of often overlapping morphotypes, though genetic analysis does not clearly support separate species.

Integrated process for separation of lignocellulosic components to fermentable sugars for production of ethanol and chemicals

A continuous and modular process converts lignocellulosic materials for the production of ethanol principally and / or chemicals such as methanol, butanediol, propanediol, hydrocarbon fuel, etc. Renewable lignocellulosic biomass such as but not all inclusive hardwoods (gum, beech, oak, sweet gum, poplar, eucalyptus, etc.), soft woods (pines, firs, spruce, etc.), corn stovers, straws, grasses, recycled papers, waste products from pulp and paper mills, etc can be used as feedstock. The process is designed to be modular and the feed entry point can be selected to adapt to different biomass feedstock. Lignocellulosic biomass such as hardwood and softwood are subjected to chemical / pressure treatment stages using potent and selective chemicals such as sodium chlorite / acetic acid (anhydrous) and chlorine / chlorine dioxide to separate the main components—lignin, cellulose (glucose) and hemicelluloses (xylose, arabinose, galactose)—into three process streams. The separated carbohydrates are further subjected to washing, cleaning, neutralization, and / or mild hydrolysis and subsequently fermented to produce ethanol. Residual lignin and extractives remained with the cellulose are removed by chemical treatment steps to enhance the fermentations of cellulose. Pre-hydrolysate after neutralization to neutralize and remove toxic components such as acetic acid, furfural, phenolics, etc. containing (xylose, arabinose, galactose) and hexoses (glucose) can be either separately or together with the purified cellulosic fraction fermented to produce ethanol. Approximately 100 gallons of ethanol, suitable to be used as a fuel, can be produced from one dried ton of wood. Significant amount of lignin are separated as a by-product and can be converted to hydrocarbon fuel, surfactant, drilling aid, or can be incinerated for generation of power and steam.
Owner:NGUYEN XUAN NGHINH

Marine streptomyces viridochromogenes strain for producing alkali-tolerant and salt-tolerant xylanase and application of marine streptomyces viridochromogenes strain

A marine streptomyces viridochromogenes strain for producing alkali-tolerant and salt-tolerant xylanase and application of the marine streptomyces viridochromogenes strain belong to the field of biotechnology. The strain is collected in the China General Microbiological Culture Collection Center, and the collection number is 5565. The strain can normally grow under the extreme alkaline environment of pH11, shows a good oligotrophy-tolerant characteristic, can degrade a variety of hemicellulose-containing biomasses including corn straws, rice straws, Jerusalem artichoke straws, kelp fibers andthe like, and has a broad application prospect in utilizing cheap biomass resources to produce bio-based chemicals. The strain can produce xylanase under optimum conditions, and the enzymatic activity of the xylanase can be as high as 68.9U/ml. The produced xylanase has the following properties: the optimum pH value is 6.0, the optimum temperature is 70 DEG C, the optimum substrate is beech xylan, and the produced xylanase does not have cellulase activity, has high pH stability and thermal stability, and can tolerate high-concentration NaCl. As an enzyme preparation coming from the ocean, thexylanase can be widely used in papermaking, food, feed, wine making, energy and other industries.
Owner:DALIAN UNIV OF TECH

Method for preparing insect-resistant damp-proof wood veneer

The invention discloses a method for preparing insect-resistant damp-proof wood veneer. The method includes steps of A, grinding pine bark to obtain pine powder; B, grinding beech shavings to obtain beech powder; C, placing the pine powder and the beech powder into stirring barrels, uniformly mixing the pine powder and the beech powder with each other to obtain first mixtures, adding distilled water into the first mixtures, stirring the distilled water and the first mixtures, and sequentially adding camphor wood powder, mica powder, nanometer aluminum oxide powder and glass fibers into the distilled water and the first mixtures in stirring procedures to obtain second mixtures; D, sequentially adding flame retardants, adhesive and drying agents into the stirring barrels, stirring the flameretardants, the adhesive, the drying agents and the second mixtures and filling the stirring barrels with nitrogen in stirring procedures; E, pouring materials obtained at the step D into molds, carrying out compression molding by the aid of molding machines and carrying out mold release to obtain wood veneer semi-finished products; F, placing the wood veneer semi-finished products obtained at thestep E into drying ovens and carrying out drying treatment to obtain wood veneer finished products. The method has the advantage that excellent insect-resistant effects and excellent damp-proof effects can be realized by the insect-resistant damp-proof wood veneer prepared by the aid of the method.
Owner:湖州韵高木业有限公司

EB-cured polypropylene film facing multilayer composite floor and production process

The invention belongs to the technical field of ground paving materials and relates to an EB-cured polypropylene film facing multilayer composite floor. The floor comprises a floor substrate body anda surface layer attached to the floor substrate body, wherein the substrate body is a multilayer substrate, the thickness of the substrate body is 11.7-14.7 mm, the surface layer is formed by stickingan EB-cured polypropylene film to a polyurethane resin adhesive layer, the thickness of the surface layer is 0.22-0.32 mm, and wood texture of the surface layer of the substrate is parallel to the length direction of the EB-cured polypropylene film. The thickness of the EB-cured polypropylene film is about 0.22-0.32 mm; the thickness of the polyurethane resin adhesive layer is 0.1-0.2mm; the surface layer of the substrate is made of a beech tree or a birch tree and the other tree species with the thickness of greater than or equal to 0.8 mm. The invention also discloses a production process of the floor, and the production process alleviates the current deficiency of wood resources and reserves natural texture characteristics of wood. By using polyurethane resin, the EB film and the multilayer substrate are fitted and pressed at one time, and the surface of the floor does not need to be coated with ultraviolet curing UV paint. The floor has the advantages of being simple in productionprocess, small in environmental pollution, low in cost and high in comprehensive value.
Owner:圣象地板(句容)有限公司

Preparation method of culture medium for cultivating hypsizigus marmoreus

The invention discloses a preparation method of a culture medium for cultivating hypsizigus marmoreus, belonging to the technical field of edible fungus cultivation. The method comprises the following steps: 1. taking bagasse, peanut shells and bamboo sawdust, pulverizing to obtain powder of which the particle diameter is 1-2mm, and soaking in a NaOH solution to obtain swollen residues; 2. uniformly mixing fungus residues, rape seed cakes, chicken manure, wheat straws, beech wood cuttings, fly ash, Eichhornia crassipes, water and a fermentation inoculum with the swollen residues, and carrying out fermentation to obtain a fermented fertilizer; 3. mixing the fermented fertilizer with urea, potassium phosphate, lime powder, ammonium lignosulfonate, zeolite powder, humic acid and peach gum powder, regulating the pH value, and controlling the water content at 65-67%; and 4. carrying out high-pressure steam sterilization, cooling, and packaging in a fungus bag, thereby obtaining the culture medium. The hypsizigus marmoreus culture medium disclosed by the invention has balanced nutrition, contains multiple minor elements, and is capable of shortening the hypsizigus marmoreus growth period and enhancing the yield and quality of the hypsizigus marmoreus.
Owner:许星星

Automobile decorative sheet layer structure and layer structure processing technology

The invention belongs to the technical field of automobile accessories and provides an automobile decorative sheet layer structure and the layer structure processing technology of the automobile decorative sheet layer. The automobile decorative sheet layer structure structurally comprises a non-woven layer, an aluminum part layer, a beech layer, a fiberboard layer and a walnut layer from inside to outside. The fiberboard layer is formed by wood fibers, a bonding formula, a flame-retarding formula and a waterproof formula. According to the processing technology, firstly, electrolytic oxidation is performed on the surface of the aluminum part layer, wax removing is performed before electrolytic oxidation, and a mixture of the flame-retarding formula, a gluing formula and the bonding formula is sprayed on the wood fibers which undergo hot grinding, and the fiberboard layer is formed through the procedures of drying, paving, hot pressing and sanding. The automobile decorative sheet layer structure and the layer structure processing technology of the automobile decorative sheet layer have the advantages that the technology processing process is green and safe and protects the environment; all the technology procedures are simple, therefore, yield is improved, a qualification rate is improved, production cost is reduced, and maintenance is easy; the layer structure after being processed is reasonable in layout, beautiful in appearance, and good in corrosion resistance, and the defects such as cracking and rusting are overcome; meanwhile, a high-quality film layer is formed on the outer surface of the layer structure, and therefore the corrosion resistance performance is enhanced.
Owner:宁波劳伦斯汽车内饰件有限公司

Process for preparing protospecies of white beech mushroom

The invention discloses a pedigree seed production method for white crab-taste mushroom, which is characterized in that sawdust, rice bran, wheat bran and maize powders are taken as cultivation raw material and poured into a mixing machine for uniform mixing in a dry way; water is then added into the mixing machine till the water content in the cultivating material reaches 60-62%; the operations of bottle mounting and cover pressing are carried out, and once sterilization under high temperature and high pressure is carried out; the bottles are arranged into a cooling chamber after the sterilization operation is completed; after the cooling operation, secondary seed is selected for inoculation; the pedigree seed bottle is sent to a pedigree seed cultivating chamber after the inoculation operation is completed; the temperature of the cultivating chamber is set to be 22-23 DEG C, the moisture thereof is 70-75%, the CO2 consistency thereof is controlled under 2000ppm; mycelium is filled in the whole bottle after being cultivated for 26-30 days and the pedigree seed can be used after being cultivated for 35-60 days; the selection operation is carried out thrice during the cultivation process when the bottles with slow spawn running, pollution or unusual situation are removed. The pedigree seed production method of the white crab-taste mushroom of the invention has quick spawn running speed and saves the cost; new compounding of the pedigree seed production does not affect the yield after inoculation and cultivation.
Owner:SHANGHAI FINC BIO TECH INC

Marine streptomyces viridochromogenes strain for producing alkali-tolerant and salt-tolerant xylanase and application of marine streptomyces viridochromogenes strain

A marine streptomyces viridochromogenes strain for producing alkali-tolerant and salt-tolerant xylanase and application of the marine streptomyces viridochromogenes strain belong to the field of biotechnology. The strain is collected in the China General Microbiological Culture Collection Center, and the collection number is 5565. The strain can normally grow under the extreme alkaline environment of pH11, shows a good oligotrophy-tolerant characteristic, can degrade a variety of hemicellulose-containing biomasses including corn straws, rice straws, Jerusalem artichoke straws, kelp fibers and the like, and has a broad application prospect in utilizing cheap biomass resources to produce bio-based chemicals. The strain can produce xylanase under optimum conditions, and the enzymatic activity of the xylanase can be as high as 68.9U / ml. The produced xylanase has the following properties: the optimum pH value is 6.0, the optimum temperature is 70 DEG C, the optimum substrate is beech xylan, and the produced xylanase does not have cellulase activity, has high pH stability and thermal stability, and can tolerate high-concentration NaCl. As an enzyme preparation coming from the ocean, the xylanase can be widely used in papermaking, food, feed, wine making, energy and other industries.
Owner:DALIAN UNIV OF TECH

Wiredrawing solid wood composite floor of special structure and technique thereof

The invention belongs to the technical field of wood floors, relates to a solid wood composite floor, in particular to a wiredrawing solid wood composite floor of a special structure, and further discloses a production technique of the floor. The wiredrawing solid wood composite floor comprises a core layer, a surface layer and a bottom layer. Eucalyptus layers are arranged between the core layerand the surface layer as well as between the core layer and the bottom layer correspondingly. All the layers are arranged in a texture criss-cross mode and then subjected to gluing blank-assembling and hot-press gluing to form the wiredrawing solid wood composite floor. The surface of the surface layer is subjected to rough wiredrawing treatment, and the wiredrawing depth is 0.2-0.4 mm. Accordingto the wiredrawing solid wood composite floor of the special structure, original plywood layers are replaced with eucalyptus, beech serves as a bottom layer, a wiredrawing color register technique isadopted, the surface of the wiredrawing solid wood composite floor is coated with eight-bottom two-sided environment-friendly UV paint, and edge sealing treatment is conducted through waterproof wax with high performance and high environmental friendliness; coniferous pine wood, eucalyptus fast-growing wood and the like are effectively utilized, comprehensive utilization of the wood is maximized,and the cost is lowered; and the loss of equipment can further be effectively reduced, the physical and mechanical properties of the produced wiredrawing floor meet the requirements of the professional standard.
Owner:圣象地板(句容)有限公司

White beech mushroom spent mushroom substrate fodder for feeding finishing pigs and production process thereof

The invention provides white beech mushroom spent mushroom substrate fodder for feeding finishing pigs and a production process thereof. The white beech mushroom spent mushroom substrate fodder comprises the following raw materials of 40-50% of white beech mushroom spent mushroom substrates, 20-30% of rice bran or bran, 5-6% of corn powder, 1.5-2.0% of brown sugar, 1.0-1.5% of compound vitamin, 22-30% of water and added cellulase accounting for 0.1-0.2% of the total quantity of the raw materials of the fodder; the prepared raw materials are mixed and loaded into a fermenting device, activated bacillus subtilis powder and saccharomycetes powder mixed bacterium liquor is added into the raw materials in an inoculated mode, and airtight fermenting is carried out; according to fermenting conditions, at the early stage of fermenting, temperature is 32-37 DEG C, time is 1-2d, at the later stage of fermenting, temperature is 25-30 DEG C, time is 3-5d, and the white beech mushroom spent mushroom substrate fodder can be used for feeding after fermenting is ended. The method is short in fermenting time, and the produced fodder is high in absorbing and utilizing rate of nutritive substances, has an obvious effect on weight increase of the fed finishing pigs, and is low in cost of raw materials.
Owner:LONGYAN UNIV

High-efficiency three-dimensional green intelligent mushroom cultivation room

The invention provides a high-efficiency three-dimensional green intelligent mushroom cultivation room, and belongs to the field of three-dimensional intelligent mushroom cultivation in an original ecological environment under an imitating wild environment. A mushroom cultivation medium is spread on a mushroom support device in a thermal insulation cultivation room, and various fungus mushrooms oftoadstool, ycoperdon bovista, colorful mushroom, colorful lotus mushroom, shiitake, white beech mushroom, mushroom, drumstick mushroom, flammulina velutipes, red fir fungus, pleurotus cornucopiae, agrocybe cylindracea, ganoderma lucidum, hericium erinaceus, pleurotus ostreatus, tricholoma gambosum, pleurotus nebrodensis, pleurotus eryngii, flower mushroom, crab mushroom, and pleurotus geesteranusare cultivated through supplementing nutrition to the mushroom cultivation medium using the irrigation mode of infiltrating nutrient liquid from inside a nutrient supplying cavity to the outer side.The cultivation method of various mushrooms is simple and easy to operate, large-scale cultivation and industrialization are facilitated, a variety of mushrooms can be cultivated in four seasons, andthe supply of all kinds of mushrooms in the market in four seasons is ensured; the cultivated mushrooms are high in production yield, good in quality, and high in commercial value of industrialization; the mushroom cultivation medium can be repeatedly used for cultivating mushrooms, and the cost of mushroom cultivation is reduced.
Owner:黄为

Well drilling arrangement method for extracting gas by imitating beech leaf vein structure

The invention provides a well drilling arrangement method for extracting gas by imitating a beech leaf vein structure, and relates to the technical field of mine gas harnessing and utilizing. The well drilling arrangement method for extracting the gas by imitating the beech leaf vein structure conducts arrangement on a gas extraction drill hole by imitating the arrangement mode of a beech leaf vein in a leaf blade and mainly comprises the following steps that 1, the position of a well mouth of well drilling is selected; 2, construction is conducted on a main well of gas extraction well drilling by imitating the beech leaf vein structure; and 3, construction is conducted on branched wells of gas extraction well drilling by imitating the beech leaf vein structure. According to the well drilling arrangement method for extracting the gas by imitating the beech leaf vein structure, the positions of the main well and the branched wells are arranged according to the beech leaf vein structure, the range met by the well drilling lengths of the branched wells is given, and the well drilling construction length is reasonably reduced; and high-efficiency outburst elimination on a low-permeability coal seam is achieved, the coal seam gas extraction efficiency is improved, the gas emission quantity of a working face is reduced, the dangerousness of a coal seam outburst is eliminated, and the coal mine production safety is guaranteed.
Owner:LIAONING TECHNICAL UNIVERSITY +1

Production method of special highly-moisture-proof intermediate-density fiber board for office table

InactiveCN109129755ALow costTo achieve the purpose of sizing and water resistanceWood treatment detailsWood veneer joiningFiberThiourea
The invention discloses a production method of a special highly-moisture-proof intermediate-density fiber board for an office table. The method comprises the following steps: (1) preprocessing raw materials; (2) screening; (3) digesting to soften; (4) grinding; (5) applying glue, and drying; (6) pre-pressing; (7) thermally pressing; (8) sawing and sanding; (9) clinging to the surface, and thermally pressing; and (10) cutting the edge to obtain the special board for the office table. According to the method, eucalyptus bark, branches and waste leftovers in board manufacturing are treated as main raw materials; miscellaneous woods such as pine wood, basswood, briar wood, fraxinus mandshurica, beech wood, acer mono wood and lauan wood are added; the wastes are turned into treasures; and the wood resource is fully effectively utilized; hydrogenated rosin and thiourea are added to a moisture-proof urea resin adhering agent, so that the board has the advantages of being environmentally friendly, low in formaldehyde, and outstanding in moisture-proofing performance. The board is outstanding in moisture-proofing performance, high in water resistance, low in formaldehyde content, high in intensity, and high in durability, and is a safe and environmentally-friendly board.
Owner:广西横州丽冠环保材料有限公司

White beech mushroom cultivation technology

The invention discloses a white beech mushroom cultivation technology, and relates to the field of the edible mushroom cultivation and production process. According to the white beech mushroom cultivation technology, a medium comprises, by mass, 48% of cottonseed hull, 35% of wood dust, 10% of bran, 5% of corn flour, 1% of lime, 1% of soybean meal and 62% of water. The technology includes the following steps of S1, detecting a cultivation material, wherein it is ensured that the cultivation material is dry, fresh, free of mildew and insect pests, proper in grain size and uniform in thickness;S2, conducting bagging, wherein a polypropylene plastic bag with the specification of 18 cm*35 cm is used for cultivation, the bag is automatically filled with the material through a bagging machine,it is required that the bagging height is 18 cm, the bag weight is 1250+/-50 g, the filling tightness is higher on the upper side and lower on the lower side and the material surface is level and freeof inclination, and a central hole is formed through an automatic hole forming bar. Through the white beech mushroom fungus strain running cultivation and fruiting management production process, reasonable harvesting at proper time is realized, and the uneven quality problems are solved that according to the white beech mushroom yield in part of factories, mushrooms become yellow and cannot be stored for a long time, tumor covers exist on mushroom caps and mushroom stalks are not uniform in thickness.
Owner:江苏友康生态科技股份有限公司
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