Zhang, Shijiazhuang
Bingqu Zhang, Shijiazhuang CN
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20140113800 | REFINED WHITE CERAMIC MATERIAL AND METHOD FOR PREPARING SAME - Disclosed is a refined white ceramic material, which belongs to the field of ceramic materials for component packaging, and comprises the following raw materials by weight in percentage: aluminum oxide 87-93, magnesium oxide 0.8-5, silicon dioxide 1-6, calcium oxide 0.6-4, titanium dioxide 0.01-0.5, and zirconium dioxide 0.5-3. The method for preparing same comprises: (1) washing aluminum oxide grinding balls and a ball-milling tank, and drying for later use; (2) weighing a solvent NP-10 of 0.5-4 by weight in percentage, and adding the solvent into the ball-milling tank; (3) weighing raw materials, adding the raw materials into the ball-milling tank, and performing ball milling for 72±0.5 h. By means of the refined white ceramic material of the present invention, the obtained ceramic grains have even sizes, small surface roughness, and high fracture resistance performance of ceramic body. | 04-24-2014 |
Diqun Zhang, Shijiazhuang CN
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20120088775 | Pyrazolo-[1,5-a]-Pyrimidones Derivatives and Pharmaceutical Compositions and Uses Thereof - The present invention provides new pyrazolo-[1,5- | 04-12-2012 |
Huanhuan Zhang, Shijiazhuang CN
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20150344897 | MONOCOTYLEDON TRANSGENIC METHOD FOR INVADING GROWING POINTS OF SEED BUDS MINIMALLY AND FULLY - The present invention is a method of shoot apical meristem transformation for monocot plant via sufficient and micro wounding (SMW). The technical process includes: expose the apical meristem by removing the coleoptile away when the shoot grows to 0.2-2 cm after 1-2 days of seed germination; make sufficient and micro wounding transformation to the apical meristem by stabbing and brushing for 2-3 times using the SMW brush having 100-5000 bristles which is 4-20 μm in diameter for each one and 0.5-3 mm in exposed length, and dipped with the | 12-03-2015 |
20160135379 | DICOTYLEDON TRANSGENIC METHOD FOR INVADING GROWING POINTS OF SEED SPROUTS OR SEEDLING STEMS MINIMALLY AND FULLY - The present invention is a method of shoot apical meristem transformation for dicot plant via sufficient and micro wounding (SMW). The technical process includes: germinate the seeds in Petri dish or in the nutrient matrix which can be transplanted with the seedling; expose the shoot apical meristem by removing one cotyledon away; make sufficient and micro wounding transformation treatment in vivo to the apical meristem by stabbing and brushing for 2-3 times using the SMW brush having 100-5000 bristles which is 4-20 μm in diameter for each one and 0.5-3 mm in exposed length, and dipped with the | 05-19-2016 |
Huijie Zhang, Shijiazhuang CN
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20160138761 | A Floating Ball Filling-control Device for Cryogenic tank - Disclosed herein is a floating ball filling-control device for a cryogenic tank with enhanced structural stability. The floating ball filling-control device comprises a liquid feeding pipe ( | 05-19-2016 |
Jian Zhang, Shijiazhuang CN
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20160138761 | A Floating Ball Filling-control Device for Cryogenic tank - Disclosed herein is a floating ball filling-control device for a cryogenic tank with enhanced structural stability. The floating ball filling-control device comprises a liquid feeding pipe ( | 05-19-2016 |
Miaofang Zhang, Shijiazhuang CN
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20150218449 | LIQUID CRYSTAL COMPOUND CONTAINING CYCLOPENTYL AND DIFLUOROMETHENEOXY LINKING GROUP, PREPARATION METHOD AND APPLICATION THEREOF - This invention relates to liquid crystal compounds of formula I containing cyclopentyl group and difluoromethyleneoxy linking group. Liquid crystal compounds of formula I have a large dielectric anisotropy, high clearing points, and a fast response speed, thereby having great significance to formulate a liquid crystal mixture. | 08-06-2015 |
Mingxu Zhang, Shijiazhuang CN
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20130269180 | MAINTENANCE TOOL FOR INSULATOR OF DIRECT CURRENT TRANSMISSION LINE - A maintenance tool for an insulator of a direct current transmission line comprises clamping devices and a tensioning device. The clamping devices are mounted at the two sides of the insulator through clamping, and the tensioning device is connected between the clamping devices. The clamping devices comprise a closed clamp ( | 10-17-2013 |
Yanmin Zhang, Shijiazhuang CN
Patent application number | Description | Published |
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20150344897 | MONOCOTYLEDON TRANSGENIC METHOD FOR INVADING GROWING POINTS OF SEED BUDS MINIMALLY AND FULLY - The present invention is a method of shoot apical meristem transformation for monocot plant via sufficient and micro wounding (SMW). The technical process includes: expose the apical meristem by removing the coleoptile away when the shoot grows to 0.2-2 cm after 1-2 days of seed germination; make sufficient and micro wounding transformation to the apical meristem by stabbing and brushing for 2-3 times using the SMW brush having 100-5000 bristles which is 4-20 μm in diameter for each one and 0.5-3 mm in exposed length, and dipped with the | 12-03-2015 |
20160135379 | DICOTYLEDON TRANSGENIC METHOD FOR INVADING GROWING POINTS OF SEED SPROUTS OR SEEDLING STEMS MINIMALLY AND FULLY - The present invention is a method of shoot apical meristem transformation for dicot plant via sufficient and micro wounding (SMW). The technical process includes: germinate the seeds in Petri dish or in the nutrient matrix which can be transplanted with the seedling; expose the shoot apical meristem by removing one cotyledon away; make sufficient and micro wounding transformation treatment in vivo to the apical meristem by stabbing and brushing for 2-3 times using the SMW brush having 100-5000 bristles which is 4-20 μm in diameter for each one and 0.5-3 mm in exposed length, and dipped with the | 05-19-2016 |
Yingze Zhang, Shijiazhuang CN
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20150148852 | BIONIC ELASTIC FIXING DEVICE - A bionic elastic fixing device relates to orthopedic medical devices, and is used to implement bionic elastic internal fixing for joint dislocation. The device consists of an elastic component ( | 05-28-2015 |
Yunmin Zhang, Shijiazhuang CN
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20150217978 | GANTRY BINARY SYNCHRONIZATION BLOCK-TYPE BRAKE - The present invention is implemented by a gantry binary synchronization block-type brake, which comprises: a gantry bracket comprised by a fixedly connected door-shaped frame; braking arms arranged on both sides of the gantry bracket with lower ends of the braking arms hinged to the gantry bracket; braking shoes connected to the braking arms for frictionally braking a braking wheel; a dual brake releaser secured to the gantry bracket for pushing the two braking arms outward synchronously; braking springs provided on the gantry bracket for pushing the braking arms so as to perform normal-mode braking; and a gap adjustment mechanism for adjusting a working gap between the braking shoes and the braking wheel. According to the present invention, the security risks in an elevator tractor or crane can be eliminated, the gap adjustment approach is simple, and reliability and versatility of an operation are considerably enhanced. | 08-06-2015 |