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95results about How to "Free from intrusion" patented technology

Anti-disease composite microbial fertilizer specially-used for American ginseng and preparation method thereof

InactiveCN105237110AMeet the nutritional requirements for growthPromote growthFertilizer mixturesPotassiumRoot rot
The invention belongs to the technical field of fertilizers and particularly relates to an anti-disease composite microbial fertilizer specially-used for American ginseng and also relates to the preparation method of the microbial fertilizer. The microbial fertilizer includes furfural residue, cassava residue, decayed cow dung, lignite humic acid, plant ash, tea residue, clay, mineralized yellow-brown potassium humate and a composite probiotic agent. The microbial fertilizer is balanced in nutrients and is abundant in microelements and can effectively increase productivity and improve fertility level of soil. The added composite probiotic agent can significantly inhibit the main diseases of the American ginseng, such as cylindrocarpon destructans diseases, root rot, damping off, black spot and the like. By means of the composite microbial fertilizer, the yield of the American ginseng is increased by 30-35% effectively and diseases rate is reduced by more than 90%. The fertilizer, when being used for long time, can effectively improve soil. The fertilizer is long-acting in fertilizer efficiency, achieves the effects in the whole growing period of American ginseng, and also has the effect of improving the quality of the American ginseng.
Owner:QINGDAO SHENLAN FERTILIZER IND

Method for preparing recombinant chicken beta-interferon and application thereof

The invention belongs to the technical field of the molecular immunology and particularly relates to a method for efficiently preparing a chicken beta-interferon in vitro and application thereof. The technical method mainly comprises the following steps of: amplifying a chicken beta-interferon gene from a chicken liver genome by a PCR (Polymerase Chain Reaction) method; connecting the gene onto aPET28 alpha vector; constructing a gene recombination vector of a recombinant chicken beta-interferon maturation protein; transferring the gene recombination vector of the recombinant chicken beta-interferon maturation protein into a BL-21 escherichia coli expression system; efficiently expressing the chicken beta-interferon in escherichia coli; carrying out high-concentration urea denaturation on an inclusion body of the expressed chicken beta-interferon; purifying the obtained product by a NI-NTA affinity chromatography column; collecting an elution peak; and carrying out renaturation by solution with gradient urea concentration. The recombinant chicken beta-interferon in the invention has good antiviral biological activity, low production cost, high production efficiency and good biological activity and is very suitable for entrepreneurial production.
Owner:NANJING UNIV

Air film cooling structure with surface recesses, turbine blade and turbine

The invention provides an air film cooling structure with surface recesses. The cooling structure comprises a recess structure and an air film hole, and the air film hole is smoothly connected with the recess structure; airflow spreads to the recess structure through the air film hole to form an air film, and the air film spreads to the surface of a turbine blade; the recess structure comprises a first recess and a second recess, the second recess is arranged on the inner wall surface of the first recess, and the air film hole is formed in the inner wall of the second recess; an air film hole opening of the air film hole is provided with a rounding structure or a beveling structure; and/or the edge of the rear part of the first recess is provided with a rounding structure or a beveling structure. The invention further provides the turbine blade. Air film cooling structures arranged in an array manner are arranged on the wall face of the turbine blade. The recesses restrain reverse vortex pairs formed by air film flowing on the downstream wall surface; and the air film hole and the double-recess structure enable airflow flowing out of the air film hole to be tightly attached to the wall face. Compared with a conventional inclined hole, the air film cooling structure has the advantages that the air film cooling efficiency and the machining efficiency are higher, and the machining cost is lower.
Owner:SHANGHAI JIAO TONG UNIV

Tableted candies rich in fucoidin and application of tableted candies rich in fucoidin

The invention discloses tableted candies rich in fucoidin and an application of the tableted candies rich in fucoidin, and relates to the technical field of foods. The tableted candies comprise the following raw materials in parts by weight of 0.1-30 parts of fucoidin, 0.1-5 parts of chitosan oligosaccharide, 5-10 parts of sodium alginate, 30-60 parts of materia medica stomach nourishing powder, 5-30 parts of sorbitol, 1-10 parts of microlite cellulose, and 0.5-1 part of magnesium stearate, wherein the materia medica stomach nourishing powder is a composition of any one or more of hedgehog mushroom powder, ginger powder, poria cocos powder, dried orange peel powder, broccoli powder, haw powder and Chinese jujube powder, and the specification of the obtained tableted candies is 0.2g / tablet-2.0g / tablet. The fucoidin, the chitosan oligosaccharide, the sodium alginate and the materia medica stomach nourishing powder are used as main raw materials, and are medicinal and edible or common food raw materials, so that the tableted candies are leisure foods which can effectively eliminate helicobacter pylori in oral cavity and stomach, invigorate the spleen and nourish the stomach, and can prevent side effects on human bodies caused by antibiotics for conventional medication.
Owner:QINGDAO BRIGHT MOON SEAWEED BIO HEALTH TECH GRP CO LTD

Goat milk fruit and vegetable juice with high SOD activity and capable of clearing toxin from body and preparation method of goat milk fruit and vegetable juice

ActiveCN105104541AHigh activityCountering and blocking damageMilk preparationSucroseVitamin C
The invention discloses goat milk fruit and vegetable juice with high SOD activity and capable of clearing toxin from body and a preparation method of the goat milk fruit and vegetable juice. The goat milk fruit and vegetable juice is prepared from the following raw materials in parts by weight: 28-30 parts of goat milk, 1.5-2.5 parts of rosa roxburghii extract, 0.4-0.6 part of chlorophyll, 10-14 parts of pear juice, 4-6 parts of fresh cucumber juice, 0.13-0.17 part of carbohydrate, 0.025-0.075 part of sodium carboxymethyl cellulose, 0.025-0.075 part of sucrose ester, 0.025-0.035 part of CaCI2, 0.02-0.03 part of citric acid, and 0.008-0.015 part of vitamin C. According to the invention, the goat milk fruit and vegetable juice is simple in preparation process and rich in nutrients, contains high SOD activity, and can clear the oxygen free radicals in bodies, protect the cells, and prevent aging; the chlorophyll can clear the toxin from the body and enables the body to be healthy and full of vitality. The goat milk fruit and vegetable juice provided by the invention can increase the SOD and chlorophyll in the daily diet and is suitable for being drunk by people at the age of 10-50 years.
Owner:中寰健康科技(无锡)有限公司

Natural plant preparation composition with mosquito repelling and itching relieving functions

The invention relates to the technical field of daily chemical industry, in particular to a mosquito repelling composition, a preparation method and application thereof. The mosquito repelling composition is prepared from the following raw material components in parts by weight: 0.01 to 1.0 part of cortex magnoliae officinalis extract, 0.01 to 1.0 part of blumea balsamifera extract, 0.01 to 2.0 parts of fructus cnidii extract, 0.02 to 2.0 parts of herba menthae extract, 0.1 to 2.0 parts of citrus peel extract, 0.5 to 1.5 parts of pepper extract and 0.2 to 1.0 part of ethanol. The preparation method comprises the following steps: respectively adding water into the medicinal materials of mangnolia officinalis, blumea balsamifera, mint, citrus peel and pepper, carrying out steam distillation to extract volatile oil, filtering, concentrating to obtain concentrated solutions, and mixing the volatile oil and the concentrated solutions to obtain medicinal material extracts; then adding 10-25% acetone aqueous solution into fructus cnidii for extraction, filtering and concentrating to obtain fructus cnidii extract; and finally, uniformly mixing the extracts with ethanol to obtain the composition. The composition is long in mosquito repelling time and can relieve itching, diminish inflammation and sterilize.
Owner:陕西倍康健生物科技有限公司

Bird dispelling device for ultra-high-voltage power transmission equipment based on photoelectric technology

The invention discloses a bird dispelling device for ultra-high-voltage power transmission equipment based on a photoelectric technology. The bird dispelling device for the ultra-high-voltage power transmission equipment based on the photoelectric technology disclosed by the invention comprises a pressing plate and a thin plate, wherein the pressing plate is fixedly connected with a clamp plate through bolts; the side wall of the pressing plate is fixedly connected with a long rod; the outer side wall of the long rod is rotatably connected with a plurality of short lantern ring rods; one end,away from the long rod, of each of the plurality of short lantern ring rods is fixedly connected with the thin plate; the side wall of the thin plate is fixedly connected with a base; and the interiorof the base is fixedly connected with a motor. According to the bird dispelling device for ultra-high-voltage power transmission equipment based on the photoelectric technology disclosed by the invention, through combination of a bull gear, a pinion gear and a circular ring gear, autorotation and revolution functions of blades can be realized; and under a condition of no wind power, the bird dispelling device also can be normally used; through functions of an illumination lamp and a storage battery, the bird dispelling effect also can be achieved at night; and through the effects of a reflective mirror and a planar mirror, a light reflection effect is realized, and the aim that the birds are dispelled so that the ultra-high-voltage power transmission equipment is protected from the birdsis achieved.
Owner:ANHUI UNIV OF SCI & TECH

Underwater cable taking-up and paying-off device

InactiveCN104140051AGuaranteed to be in placeSmall driving forceWinding mechanismsCircular discUnderwater
The invention belongs to the field of ocean underwater transmission, and particularly relates to an underwater cable taking-up and paying-off device. The underwater cable taking-up and paying-off device comprises a press rolling device and a zero-buoyancy winding drum, the zero-buoyancy winding drum is arranged on an underwater platform and comprises a rotating shaft, bearing pedestals, a coiling block and a center penetrating floating ball, the rotating shaft penetrates through the coiling block and is in linkage with the coiling block, the center penetrating floating ball is arranged in the coiling block, and the position, arranged inside the coiling block, of the rotating shaft is sleeved with the center penetrating floating ball. The two ends of the rotating shaft are rotatably connected with the bearing pedestals arranged on the underwater platform respectively. The press rolling device is arranged between two discs of the coiling block of the zero-buoyancy winding drum and arranged on the periphery of a cylinder, for winding a cable, of the coiling block, and the cable is arranged between the press rolling device and the cylinder of the zero-buoyancy winding drum. According to the underwater cable taking-up and paying-off device, by selecting center penetrating floating balls of different diameters, the whole zero-buoyancy winding drum is in the zero-buoyancy state underwater, driving force required starting of the system is reduced to be greatest extent, and driving is easy. In the process of cable taking-up and paying-off, through the effect of the press rolling device, it is always ensured that the cable runs in place.
Owner:INST OF OCEANOLOGY - CHINESE ACAD OF SCI
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