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    • 2. 发明授权
    • Black soybean hull extract, method for obtaining, and use thereof
    • 黑豆皮提取物,其获得方法和用途
    • US08206764B2
    • 2012-06-26
    • US12908121
    • 2010-10-20
    • Yanmei LiFengying ZhouXiarui Dou
    • Yanmei LiFengying ZhouXiarui Dou
    • A61K65/20A61K36/00
    • A61K36/48A23L11/09A23L33/105A23V2002/00C12Y302/01004A23V2250/2104A23V2200/02
    • Methods for preparing black soybean hull extracts and uses thereof. The methods can comprise: (1) extracting crushed black soybean hull with aqueous solution containing enzyme and filtering the extracted liquid; (2) ultrafiltration of the extract liquid with an ultrafiltration membrane; (3) absorbing the ultrafiltration liquid with an absorption resin or an ion exchange resin, and elution with ethanol to obtain purified extract liquid; (4) concentrating the purified extract liquid under vacuum; (5) spray drying the concentrated liquid. The extract can contain: 10-45% of cyanidin, 10-25% of catechin, and 40-80% of OPC, and with a total polyphenol content as high as 70-100%. The extract can be used for preparing drugs or food containing antioxidants, or used for improving metabolic syndrome or eyesight.
    • 黑豆皮提取物的制备方法及其用途。 该方法可以包括:(1)用含酶水溶液提取粉碎的黑豆皮,过滤提取液; (2)用超滤膜超滤提取液; (3)用吸收树脂或离子交换树脂吸收超滤液,用乙醇洗脱得到纯化的提取液; (4)真空浓缩纯化的提取液; (5)喷雾干燥浓缩液体。 提取物可以含有10-45%的花青素,10-25%的儿茶素和40-80%的OPC,总多酚含量高达70-100%。 提取物可用于制备药物或含有抗氧化剂的食品,或用于改善代谢综合征或视力。
    • 10. 发明申请
    • PNEUMATIC-ON-TOP COUNTERBALANCED THREE-CHAMBER CYLINDER FOR ARTIFICIAL LIFT OPERATIONS
    • 用于人为提升操作的气动平衡三重平台气缸
    • US20160010438A1
    • 2016-01-14
    • US14655413
    • 2014-07-08
    • Tao TAOMathew J. MCEACHERNHuajun CHENYanmei LI
    • Tao TAOMathew J. MCEACHERNHuajun CHENYanmei LI
    • E21B43/12
    • E21B43/126
    • An artificial lift system for use with a subterranean well can include a cylinder having a piston reciprocably disposed therein, the piston having opposing sides, each of the opposing sides being selectively communicable with a hydraulic pressure source and a hydraulic reservoir, and the piston having another side in communication with a gas pressure source, and the gas pressure source including a gas compressor connected between gas containers. A method of controlling an artificial lift system can include connecting a cylinder to a hydraulic pressure source and to a gas pressure source, operating a gas compressor of the gas pressure source, thereby increasing gas pressure applied to the cylinder from the gas pressure source, and displacing a piston, thereby operating a downhole pump.
    • 一种与地下井一起使用的人造举升系统可以包括具有可往复运动地布置在其中的活塞的气缸,活塞具有相对的侧面,每个相对的侧面可选择地与液压源和液压储存器连通,并且活塞具有另一个 一侧与气体压力源连通,气体压力源包括连接在气体容器之间的气体压缩机。 控制人造举升系统的方法可以包括将气缸连接到液压源和气体压力源,操作气体压力源的气体压缩机,从而增加从气体压力源施加到气缸的气体压力,以及 移动活塞,从而操作井下泵。