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47results about How to "Economic development" patented technology

Method for tissue culture of liquidambar styraciflua

InactiveCN103828719AIncreased success rate and plant qualityRapid cultivationPlant tissue cultureHorticulture methodsBudPlant quality
The invention relates to a tissue culture method for plants, and in particular relates to a method for tissue culture of liquidambar styraciflua. The method comprises the following steps: selecting effective stems with axillary buds of liquidambar styraciflua as an explant, performing pretreatment such as sterilization on the effective stems firstly, subsequently inoculating the explant onto an axillary bud development starting culture medium for culture on an ultra-clean working table so as to obtain sterile seedlings; inoculating the sterile seedlings into a bud proliferation and elongation culture medium for culture, selecting growing points of the proliferated buds, sequentially transferring into a callus induction culture medium, a callus proliferation culture medium and a root induction culture medium for culture according to culture progress so as to obtain non-poisonous plants, and transplanting and planting the non-poisonous plants. According to the method, the unique explant and the formulae of the culture mediums are adopted, the success rate and the plant quality in tissue culture of liquidambar styraciflua are greatly improved, and strong guarantee for industrial development of liquidambar styraciflua is provided, and the method is rapid in culture and economical.
Owner:HUNAN TIANFU FORESTRY SCI & TECH CO LTD

Polymers and their use as fluorescent labels

The present invention relates to a polymer composed by two to ten monomers of formula (I) as well as to a process for its preparation and its use as fluorophore wherein: X is a radical of formula (II) wherein —R5 is an electron pair or a (C1-C3)-alkyl radical; —Ra and —Rb are radicals independently selected from the group consisting of H, (C1-C4)-alKyI, (C1-C4)-alkoxy, (C1-C4)-alkylamino, phenyl, F, Cl, Br, amino, hydroxy, and nitro or —Ra and —Rb are fused forming with the carbon atoms to which they are attached a ring of formula (III) with the condition that (I) when —R5 is an electron pair, a is a N═C double bond, and Ra and Rb are fused forming the ring (III), said ring being a biradical selected from (IIIa) and (IIIb), thus, radical (II) is (IIa) or (IIb) respectively (II) when —R5 is a (C1-C3)-alkyl radical, a is a N—C single bond and Ra and Rb are fused forming the ring (III), said ring being a biradical (a), thus, the radical (II) is (IIc) R1-R4 and R7-R18 represent radicals, same or different, selected for the group consisting of H1 (C1-C4)-alkyl, (C1-C4)-alky-lamiπo, phenyl, F, Cl, Br, amino, hydroxy, and nitro; p is an integer from 0 to 1; R6 is a biradical selected from the group consisting of —CO—; —CONH(CH2)mCO—; and —CO[NHCHR″CO]m—, wherein —R″ are side chains radicals, same or different, corresponding to natural aminoacids; and m is an integer from 1 to 3; Z is a triradical of formula (IV) wherein r is an integer from 0 to 1; v is an integer from O to 1; Z′ is a triradical selected from —CH2— and nitrogen; Z″ is H, with the proviso that: (a) when Z′ is nitrogen, forming an amide bound with R6, then is hydrogen and v is an integer from O to 1, and (b) when Z″ is —NH—, forming an amide group with R6, then Z1 is —CH2 and v=O or of formula (V) wherein Z″ is selected from —CH3 and —CH2NH—, Z1v is selected from H and NH, Zv is selected from S and O atom, W is an integer from 0 to 1, with the proviso that (c) when R6 is bound to Z′″ then Z′″ is —CH2NH—, Z1v is hydrogen and w is 0; and (d) when Z1v is —NH— forming an amide bound with R6, Z′″ is —CH3 and w is 1; and and wherein the monomers of formula (I) are linked through the triradical Z, forming an amide or phosphate bound.
Owner:AYMAMI BOFARULL JUAN +6

Method and system for long-term ore discharging plan based on natural caving

ActiveCN106567711AEconomic developmentEfficient formulationUnderground miningSurface miningDischarge plansEngineering
The present invention discloses a method and a system for long-term ore discharging plan based on natural caving. The method comprises: S1, according to the topographic features and the geological features of a preset ore discharging area, establishing the ore discharging model of the preset ore discharging area, and obtaining the grades of each ore discharging layer in each ore discharging body in the ore discharging model; S2, according to the grades, calculating the optimal ore discharging height in the preset ore discharging area; and S3, according to the optimal ore discharging height, screening the preset ore discharging area ore discharging sequence capable of achieving the maximal net present value from a rhombus restraint ore discharging sequence, a fixed sequence and a rhombus-restraint-freen ore discharging sequence free, the ore discharging model comprises at least one ore discharging body, and each ore discharging body is divided into a plurality of the ore discharging layers. According to the present invention, the method comprehensively considers the influence of the ore discharging height and the ore discharging sequence on the net present value possibly achieved by the ore discharging area, the long-term ore discharging plan capable of achieving the maximal net present value is made, and the making of the economic and efficient ore discharging plan is achieved.
Owner:云南迪庆有色金属有限责任公司 +1

Ceramic teapot with scripts and paintings on inner wall and manufacturing method

The invention discloses a ceramic teapot with scripts and paintings on an inner wall and a manufacturing method. The teapot is composed of a teapot bottom, a teapot wall, a teapot top, a teapot opening and a teapot mouth. The teapot is characterized in that the teapot top is provided with lifting lugs or the teapot wall is provided with a teapot handle, scripts and paintings made of padding with chromatic aberration with a teapot blank are arranged on the inner surface of the teapot wall, the teapot wall is in a regular polygon shape or a circular shape, and stand bars are arranged on the teapot bottom. The teapot wall can also be provided with a crosscut splicing face dividing a teapot body into an upper part and a lower part. The manufacturing method comprises the steps that scripts and paintings are made on blank paste and fixed through a yin and yang carved filling method; ceramic blank elements are manufactured according to the shape and size of the teapot; the elements are bonded and spliced to form the teapot blank; the shape is corrected and the blank is aired; firing of a heating-up furnace is conducted; drawing and polishing are conducted, and the ceramic teapot is obtained. The teapot is novel in shape, unique in technology, confidential in cultural implication, full of novelty and capable of fully mobilizing curiosity of people. A novel teapot culture manufacturing and consumption pattern is developed, and is of great benefit to improve the traditional potting industry and develop the economy. The yield of the ceramic teapot is increased by 15-20 percent points compared with that of a traditional method.
Owner:沈泓志

Device for metering cast-in-place concrete of double-block ballastless track

The invention discloses a device for metering cast-in-place concrete of a double-block ballastless track. The device is characterized by comprising an outer fixed cylinder and a partitioned metering cylinder, wherein the partitioned metering cylinder is arranged in the outer fixed cylinder and can rotate around the axis of the outer fixed cylinder; the upper end of the outer fixed cylinder is an upper baffle plate; the lower end of the outer cylinder is a lower baffle plate; a feed opening is formed in the upper baffle plate and connected with the outlet of a storage hopper; a discharge opening is formed in the lower baffle plate; the angle between the discharge opening and the feed opening is 180 degrees; a plurality of fan-shaped cells are uniformly distributed in the partitioned metering cylinder in the circumferential direction. Through the adoption of the device, the quantity of concrete, cast into a mold, of each casting position can be better controlled, so that the purposes of reducing the interference, to the construction precision, of manual refining, reducing the quantity of replaced and adjusted fasteners and workload, improving construction efficiency and lowering the construction cost are achieved.
Owner:THE 2ND ENG CO LTD OF CHINA RAILWAY 17 BUREAU GRP

Specially original Chinese south dried red-date

A specially original Chinese south dried red-date provided the invention has the benefits as follows: based on decades of experiences in processing big green dates and through three years of development and practice, a pure-natural pollution-free Chinese south high-quality dried red-date product with original color, original taste and original ecology, namely a specially original Chinese south dried red-date, is prepared and then fills the blank in market. According to the product, uncooked high-maturity dates without insect injury, selected from Chinese south high-quality fresh big red dates with kernels, are adopted; technologies such as red burning, smoking and baking are eliminated, therefore the specially original Chinese south dried red-date is bright in color, with purplish red alternating with grey, has fine and well-proportioned surface grains but no damage, and meets pure natural, original color, original taste, original ecology and pollution-free hygiene standards; the content of fructose as well as various vitamins and micronutrients required by human bodies is improved and the improvement brings a great breakthrough in the aspect of the nutritive value of the Chinese south dried dates; the popularity and the economic benefit of the dried date can be enhanced remarkably; and the Specially original Chinese south dried red-date is beneficial for increasing the income of date peasants and developing rural economy.
Owner:万关美
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