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55 results about "Natural regeneration" patented technology

Transformation technology of south subtropical masson pine artificial pure forest to masson pine-broadleaved uneven-aged stratified mixed stand

The invention discloses a transformation technology of south subtropical masson pine artificial pure forest to a masson pine-broadleaved uneven-aged stratified mixed stand, and belongs to the technical field of forestry ecology. The technology is a management model which transforms a masson pine even-aged single-storied artificial pure forest into the masson pine-broadleaved uneven-aged stratifiedmixed stand in an early stage, and performs cultivation in a later stage to form a close-to-nature multi-functional selection forest using masson pines as a constructive species through technical measures of using a current masson pine plantation as a management object, forming forest gaps through appropriate thinning, replanting an indigenous broad-leaved tree species under the forest gaps, utilizing natural force to start natural regeneration and the like. The technology disclosed by the invention can change the problems that a traditional masson pine artificial pure forest has a large ecological risk, poor structural stability, and low economic benefits, and through reasonable transformation, the masson pine-broadleaved uneven-aged stratified mixed stand having stable ecological performance and aiming to cultivate large-diameter timber of the masson pines and precious tree species can be formed.
Owner:INST OF FOREST ECOLOGY ENVIRONMENT & PROTECTION CHINESE ACAD OF FORESTRY

Key technology for culturing in vitro embryos and regenerating plants of ormosia hosiei in western Hubei province

The invention provides a key technology for culturing in vitro embryos and regenerating plants of ormosia hosiei in western Hubei province, belonging to the technologies of preserving and massively propagating an ormosia hosiei seed resource. The problems that the ormosia hosiei seeds are difficult to obtain and easily eaten by rats, since the seeds are hard, the dried seed husks can not absorb water easily due to poor water permeability, the natural propagation capability and the spreading capability are not strong, the fructification age is late, natural regeneration is difficult, blooming and fructification require 3-5 years, and good seedlings are scarce in the prior art are solved. According to the key technology, full seeds fruiting in the current year are selected as a material; after 20-35 days of embryo induction cultivation, robustly growing embryo plants can sprout up; after 25-45 days of multiplication cultivation, 20-35 days of strong seedling cultivation and 25-35 days of rooting cultivation, seedlings can be formed and then transplanted. The survival rate can achieve over 95%, the propagation coefficient is high, the propagation time is short, the survival rate of seedling transplanting is high, and the seedlings which are robust, tall and straight have bright green leaves and are excellent and uniform in growth.
Owner:何碧珠

Hair regeneration formula and preparation method for same

The invention relates to a hair regeneration formula. The hair regeneration formula comprises radix astragali, radix angelicae sinensis, galla chinensis, radix polygoni multiflori, cacumen platycladi, herba ecliptae, rhizoma polygonati, rhizoma zingiberis recens slices, semen sesami nigrum, rhizoma chuanxiong, semen glycines nigrae and fructus ligustri lucidi. A preparation method for the hair regeneration formula includes steps of drying various raw materials, smashing the various dried raw materials and uniformly mixing and stirring the smashed raw materials to obtain mixed powder; decocting the mixed powder in water, and filtering medicines residues after the mixed powder is completely decocted so as to obtain medicine liquid; adding alcohol into the medicine liquid, uniformly mixing and stirring the alcohol and the medicine liquid to obtain mixed liquid, allowing the mixed liquid to stand still, clarifying the mixed liquid and filtering impurities to obtain clear liquid; adding glycerin into the clear liquid. The hair regeneration formula and the preparation method have the advantages that the various raw materials in the hair regeneration formula are organically combined with one another, accordingly, effects of stimulating blood circulation of heads, enhancing the immunity of the heads, promoting hair regeneration and blackening hair can be realized, and gray hair and hair loss due to senescence can be delayed.
Owner:彭祥丽

CO2 capture system through pregnant solution self-driven extraction phase splitting and tear regeneration

The invention relates to a CO2 capture system through pregnant solution self-driven extraction phase splitting and tear regeneration. A CO2 pregnant solution outlet in the bottom of an absorption tower is connected with the feed liquid guide pipe of a phase splitting clarifier through a pregnant solution pump; the light phase collection chamber outlet of the phase splitting clarifier is divided into two loops, one loop is connected with a mixing tank and the other loop is connected with the mixing tank through a valve and a solution purifier; a heavy phase collection chamber is connected with a regeneration tower through a rich phase pump and a lean-rich heat exchanger; a lean liquid outlet in the bottom of the regeneration tower is connected with the mixing tank through a lean liquid pump and the lean-rich heat exchanger; a solution outlet in the bottom of the mixing tank is connected with absorption liquid of the absorption tower through an absorption liquid pump; a CO2 regenerated gas outlet in the top of the regeneration tower is connected with a gas-liquid separation tank through a cooler; a reboiler is arranged at the bottom of or in the regeneration tower. By layering into liquid-liquid two phases through CO2 pregnant solution self-driven extraction, the concentration and reallocation of components carrying with CO2 in a rich phase are realized, the amount of pregnant solution and the participation degree of water during CO2 regeneration are reduced, and the CO2 regeneration energy consumption and capture cost are reduced to a larger extent.
Owner:HUANENG CLEAN ENERGY RES INST

Environment-friendly vegetable oil-based emulsifying cutting fluid for machining

The invention relates to an environment-friendly vegetable oil-based emulsifying cutting fluid for machining. The environment-friendly vegetable oil-based emulsifying cutting fluid is prepared from vegetable oil, surfactant derived from vegetable oil extract, auxiliary surfactant, hard water resisting agent, de-foaming agent, antirust agent and water. Compared with the traditional mineral oil based cutting fluid, the environment-friendly vegetable oil-based emulsifying cutting fluid has the advantages that about 90% of completely biodegradable renewable vegetable oil and derivative thereof are used as main agents according to the formula of the invention and the cutting fluid prepared from the main agents can naturally degrade, return to nature and regenerate, belongs to a nontoxic, environment-friendly and harmless end product, fully meets the development requirement of green industry and solves the problems of harm of the traditionally used mineral oil product to the operator and the worries of the client about the waste oil pollution. The environment-friendly vegetable oil-based emulsifying cutting fluid for machining not only can increase the production efficiency but also can effectively prolong the service life of tools and machine tools and can increase the processing precision of the product.
Owner:西安蓉湖新材料开发有限公司

Test bed for measuring compaction characteristics of coal seam roof caving natural renewal

The invention discloses a test bed for measuring compaction characteristics of coal seam roof natural renewal. The test bed is mainly composed of a bed body and a bed cap, the bed body is formed by welding a shell and a base, and the body cap is formed by welding a compaction body and a loading plate. In the process of use, a miniature stress sensor is fixed to coal gangue at the bottom of the bed body, roof rock samples are laid in the bed body according to a certain proportion, the bed cap is arranged in a covering mode, the balance weight is loaded on the loading plate according to design weight, and compaction characteristics of dispersed rock blocks are simulated; vertical stress change in a model is monitored through the miniature stress sensor, and change of the void ratio of dispersed bodies is calculated by measuring the deflection of the dispersed bodies. After the compaction process is completed, a drawing strip at the bottom of the bed body is drawn out to change the hanging area of the compaction model, and the caving situation at the bottom of the model is observed; afterwards, coring is performed on the compaction model, and the strength of the compaction model is measured through a compression test. The test bed is a testing tool for measuring the cementation degree and the compaction characteristics for layered mining of regenerated roof in a thick coal seam, and has certain practicability and novelty.
Owner:SHANDONG UNIV OF SCI & TECH

Nanoscale foam dyeing and finishing functional solution and dyeing and finishing process

The invention relates to a preparation method for a nanoscale foam dyeing and finishing functional solution. Nanoscale bubbles are added into aqueous alkaline solution/acidic solution, and thereby thenanoscale foam dyeing and finishing functional solution is obtained; when alkaline ionized water is contained in the solution, the pH value is 9 to 13.5, and the reduction potential is negative 450 mV to negative 1300 mV; when acidic ionized water is contained, the pH value is 2.6 to 6.5, and the oxidation potential is 550 mV to 900 mV. The invention further provides a dyeing and finishing process: the nanoscale foam dyeing and finishing functional solution is used for dyeing a fabric, and the fabric is then rinsed once or three times; and naturally reclaimable nanoscale foam functional wateris adopted to carry out cellulose fiber pretreatment and dyeing treatment. The traditional processes (such as long-time high-temperature desizing, scouring and bleaching, mercerization and the like required by cellulose fibers) which use a great deal of caustic soda can be optimized, moreover, a great deal of acid and alkali used in traditional dyeing can be replaced, defects, such as easy fiberstrength reduction, silk injury and heavy pollution, are overcome, and a high-fidelity dyeing effect of alkali-free energy-saving emission-reducing production is achieved.
Owner:SUZHOU UNIV

Method for culturing in vitro embryos and regenerating plants of ormosia hosiei in western Hubei province

The invention provides a key technology for culturing in vitro embryos and regenerating plants of ormosia hosiei in western Hubei province, belonging to the technologies of preserving and massively propagating an ormosia hosiei seed resource. The problems that the ormosia hosiei seeds are difficult to obtain and easily eaten by rats, since the seeds are hard, the dried seed husks can not absorb water easily due to poor water permeability, the natural propagation capability and the spreading capability are not strong, the fructification age is late, natural regeneration is difficult, blooming and fructification require 3-5 years, and good seedlings are scarce in the prior art are solved. According to the key technology, full seeds fruiting in the current year are selected as a material; after 20-35 days of embryo induction cultivation, robustly growing embryo plants can sprout up; after 25-45 days of multiplication cultivation, 20-35 days of strong seedling cultivation and 25-35 days of rooting cultivation, seedlings can be formed and then transplanted. The survival rate can achieve over 95%, the propagation coefficient is high, the propagation time is short, the survival rate of seedling transplanting is high, and the seedlings which are robust, tall and straight have bright green leaves and are excellent and uniform in growth.
Owner:何碧珠

Drug for preventing hair loss and promoting hair regeneration

The invention discloses a drug for preventing hair loss and promoting hair regeneration. The drug for preventing hair loss and promoting hair regeneration comprises: be weight, 2 to 5 parts of Chinese angelica, 3 to 6 parts of American ginseng, 2 to 4 parts of pipe fish, 3 to 5 parts of fleece-flower root, 2 to 4 parts of radix scrophulariae, 2 to 4 parts of hippocampus, 4 to 6 parts of gentrin knotweed, 2 to 3 parts of dwarf lilyturf tuber, 3 to 6 parts of madder, 3 to 6 parts of Chinese magnoliavine, 3 to 6 parts of cochinchinese asparagus root, 3 to 5 parts of divaricate saposhnikovia root, 2 to 4 parts of Lianshao, 3 to 4 parts of lonicera and forsythia powder and 2 to 5 parts of licorice. The drug for preventing hair loss and promoting hair regeneration is a pure Chinese herbal medicine preparation, does not contain toxic chemical components, does not have any side-effect on a human body, adopts a guiding basic theory that Chinese herbal medicines are utilized for adjusting human bodies, dredging channels and collaterals, connecting an upper part and a lower part and communicating the exterior and interior of a human body, and utilizes a treatment method that the drug is spread on an affected part so that the drug can penetrate from a stratum corneum, hair follicles, sebaceous glands and sweat duct openings on a skin surface and then enter into blood to bring treatment effects. Therefore, the drug can realize the purposes of preventing hair loss, promoting hair regeneration, preventing eyebrow loss, and promoting eyebrow regeneration.
Owner:石文盛

Method for transforming broad-leaved forest against invasion of phyllostachys pubescens

The invention discloses a method for transforming a broad-leaved forest against invasion of phyllostachys pubescens. The method is characterized by comprising the following steps of (1), clearing or cleaning of phyllostachys pubescens, wherein aged phyllostachys pubescens is cleaned, and new phyllostachys pubescens is cleared off; 2, selection of tree species, wherein after the transformation in the first step, the tree species for resisting to phyllostachys pubescens are planted, and the native tree species are adopted; 3, mode configuration, wherein conservation of original tree species, artificial replanting and regeneration under the forest are included; 4, final-period management. The method can effectively solve the problems that the area of the broad-leaved forest area is decreasedbecause of invasion of phyllostachys pubescens, the diversity of the tree species is reduced, natural regeneration capacity is poor, and forest land nutrients are poor. In the method, through clearingof phyllostachys pubescens, selection of the tree species and mode configuration, the invasion of phyllostachys pubescens can be effectively reduced, the biological diversity of plants is restored, and the biological diversity of underground part soil is also restored.
Owner:RES INST OF SUBTROPICAL FORESTRY CHINESE ACAD OF FORESTRY

A transformation method of South subtropical masson pine plantation pure forest to pine and broad mixed forest with different ages

ActiveCN108464176BStable ecologyCultivating equipmentsMasson pineThinning
The invention discloses a transformation technology of south subtropical masson pine artificial pure forest to a masson pine-broadleaved uneven-aged stratified mixed stand, and belongs to the technical field of forestry ecology. The technology is a management model which transforms a masson pine even-aged single-storied artificial pure forest into the masson pine-broadleaved uneven-aged stratifiedmixed stand in an early stage, and performs cultivation in a later stage to form a close-to-nature multi-functional selection forest using masson pines as a constructive species through technical measures of using a current masson pine plantation as a management object, forming forest gaps through appropriate thinning, replanting an indigenous broad-leaved tree species under the forest gaps, utilizing natural force to start natural regeneration and the like. The technology disclosed by the invention can change the problems that a traditional masson pine artificial pure forest has a large ecological risk, poor structural stability, and low economic benefits, and through reasonable transformation, the masson pine-broadleaved uneven-aged stratified mixed stand having stable ecological performance and aiming to cultivate large-diameter timber of the masson pines and precious tree species can be formed.
Owner:INST OF FOREST ECOLOGY ENVIRONMENT & PROTECTION CHINESE ACAD OF FORESTRY

Cryopump assembly regeneration method for neutral beam input system

InactiveCN113187693AShort regeneration timeSafe, stable and fast temperature recoveryPump controlPumpsActivated carbonControl system
The invention discloses a cryopump assembly regeneration method for a neutral beam input system. A cryopump assembly comprises a liquid nitrogen Dewar, a liquid helium Dewar, a molecular pump, a roots pump, a cryopump and a temperature measurement control device, wherein the liquid nitrogen Dewar is connected to an anti-radiation baffle in the cryopump, the liquid helium Dewar is connected to a low-temperature adsorption surface in the cryopump, activated carbon and a heating wire are arranged on the low-temperature adsorption surface, the temperature measurement control device is connected to the heating wire, the molecular pump and the roots pump are correspondingly connected to the cryopump, the regeneration process involves multiple cycles of heating, vacuumizing and refrigerating, and the number of times is greater than or equal to 5. The cryopump assembly regeneration method has the beneficial effects that the time of the whole regeneration process is shortened to about one hour, and compared with 6-8 hours of a natural regeneration process without a control system, the regeneration time is greatly shortened, and safe, stable and rapid temperature returning can be achieved in the temperature returning process.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI
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