Tag Archives: from

Process for preparing polyvinyl chloride from hydrochloric acid (by-product from S-NPK production) by low-temp conversion method

Application Number: 00112446Application Date: 2000.08.04Publication Number: 1280992Publication Date: 2001.01.24Priority Information: International: C05D11/00;C08F114/06Applicant(s) Name: Design Inst of Nanjing Chemical GroupAddress: Inventor(s) Name: Yu Qing;Pang Renjie;Ren QinghanPatent Agency Code: 32114Patent Agent: li gongbeiAbstract A process for preparing polyvinyl chloride features that the hydrochloric acid as the by-product generated in production of S-NPK is used in the conventional… Read More »

Compound material made from old and waste material and use thereof

Application Number: 00113866Application Date: 2000.07.10Publication Number: 1333310Publication Date: 2002.01.30Priority Information: International: C08J5/00;C08L101/00Applicant(s) Name: Wei WenhuiAddress: Inventor(s) Name: Wei Wenhui;Huang Wenhai;Jiang ZhaolinPatent Agency Code: 61100Patent Agent: lu hongAbstract The present invention discloses a composite material made from waste and old raw materials and its application. Its raw material formula includes (wt%) tails 40-60%, waste plastics 37.5-48.5%,… Read More »

Novel technology and apparatus for removing SOx like harmful chemical substances from industrial waste gas

Application Number: 00116234Application Date: 2000.05.30Publication Number: 1275424Publication Date: 2000.12.06Priority Information: International: B01D53/04;B01D53/50Applicant(s) Name: Fei LunAddress: Inventor(s) Name: Sun Yaojun;Wang Liping;Wu TailiuPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to environment protection, and is a new process which uses a silicon oxide zeolite type molecular sieve which possesses high thermal stability and chemical stability,… Read More »

Super-filtering method for recovering polymer emulsion from white liquid

Application Number: 00118658Application Date: 2000.06.20Publication Number: 1278456Publication Date: 2001.01.03Priority Information: 1999/6/21 US 60/140,139International: B01D61/14Applicant(s) Name: Rohm and Haas Co.Address: Inventor(s) Name: R. A. BrachuePatent Agency Code: 11038Patent Agent: chen jizhuangAbstract This invention relates to a process for the recovery of polymeric latices from whitewater. The process of the invention is an ultrafiltration process which utilizes… Read More »

Gas-phase selective adsorption process for separating dichlorobenzene from mixture

Application Number: 00120892Application Date: 2000.08.16Publication Number: 1338328Publication Date: 2002.03.06Priority Information: International: B01D53/04;C07C7/13;C07C17/389;C07C25/08Applicant(s) Name: Research Inst of Yanshan Petro-Chemical Co, BeijingAddress: Inventor(s) Name: Guo Guoqing;Long Yingcai;Sun YaojunPatent Agency Code: 11116Patent Agent: fan fenggeAbstract A gas-phase selective adsorption process for separating mixture of dichlorobenzenes features use of MF1-type zeolite (Silicalite-1) molecular sieve as adsorbent and the benzene,… Read More »

Catalytic cracking process for preparing hydrogen or hydrogenane from methane

Application Number: 00123124Application Date: 2000.10.26Publication Number: 1350977Publication Date: 2002.05.29Priority Information: International: C01B3/26;C10L1/04Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Lu Yuan;Ding YunjiePatent Agency Code: 21002Patent Agent: zhang chenAbstract A process for preparing hydrogen or hydrogenane by catalytic cracking of methane features that the methane is catalytically cracked at 400-700 deg.C, 0.05-1… Read More »

Method for obtaining instantaneous information from mobile communication apparatus

Application Number: 00125409Application Date: 2000.09.26Publication Number: 1346222Publication Date: 2002.04.24Priority Information: International: H04B7/26;H04Q7/32Applicant(s) Name: Shanghai Electronic Technology Co., Ltd., Yingyeda GroupAddress: Inventor(s) Name: He Daishui;Cai Shiguang;Zhou MingboPatent Agency Code: 31100Patent Agent: chen liangAbstract The present invention provides a method for getting instantaneously information from mobile communication equipment, including the following steps: firstly, mobile communication equipoment finds… Read More »

Process for preparing orthoformate from hydrocyanic acid as waste gas of acrylonitrile plant

Application Number: 00111314Application Date: 2000.08.24Publication Number: 1340495Publication Date: 2002.03.20Priority Information: International: C07C41/60;C07C43/32Applicant(s) Name: Wanchang Group Co Ltd, ZiboAddress: Inventor(s) Name: Gao QingchangPatent Agency Code: 37212Patent Agent: cai chaoqiangAbstract A process for preparing orthoformate from the hydrocyanic acid as the waste gas of acrylonitrile plant includes such steps as reaction of hydrocyanic acid as initial raw… Read More »

Method of treating waste water from cane sugar rfinery completely

Application Number: 00112950Application Date: 2000.05.18Publication Number: 1324770Publication Date: 2001.12.05Priority Information: International: C02F9/14Applicant(s) Name: Kangtai Environment Protection Equipment Plant, KunmingAddress: Inventor(s) Name: Yu Chaojiang;Xie Chongquang;Zhang YitingPatent Agency Code: 53100Patent Agent: xu lingjuAbstract A method for thoroughly treating waste water of cane sugar refinery includes the following steps: waste wort liquor-neutralizing and regulating-water dust scrubbing, and at… Read More »

Solid calcium lactate producing process from calcium lactate solution

Application Number: 00114426Application Date: 2000.03.16Publication Number: 1267661Publication Date: 2000.09.27Priority Information: International: C07C51/42;C07C59/08Applicant(s) Name: Minzu Chemical Co., Ltd., Guangshui, Hubei Prov.Address: Inventor(s) Name: Zhang Jinbin;Liang TingdePatent Agency Code: 42102Patent Agent: li shuangquanAbstract Solid calcium lactate is produced through the processes of separation in a calcium lactate solution container with a sandwiched drum, which has cooling medium… Read More »

Method for obtaining recoverable sulphocompounds from waste acid liquid stream

Application Number: 00117695Application Date: 2000.05.30Publication Number: 1276339Publication Date: 2000.12.13Priority Information: 1999/6/3 US 60/137,288International: A62D3/00;B05B7/00;C01B17/52;C01B17/69Applicant(s) Name: Rohm & Haas Co.Address: Inventor(s) Name: C. A. Daft;C. R. WhitePatent Agency Code: 11038Patent Agent: chen jizhuangAbstract This invention relates to a process for generating recoverable sulfur containing compounds from a spent acid stream. The process utilizes a spray nozzle… Read More »

Process for preparing high-crystallinity X-type zeolite from coal gangue as raw material

Application Number: 00119586Application Date: 2000.08.10Publication Number: 1280956Publication Date: 2001.01.24Priority Information: International: C01B39/22Applicant(s) Name: Fudan UnivAddress: Inventor(s) Name: Dong Angang;Tang YiPatent Agency Code: 31200Patent Agent: yao jingfangAbstract A process for preparing high-crystallinity lambda-zeolite from coal gangue includes such steps as pretreating coal gangue with acidic iron remover, high temp. alkali fusion to activate is, then ageing… Read More »

Active monopeptide prepared from active blood polypeptide and its prepn. activity and sequence

Application Number: 00121559Application Date: 2000.08.04Publication Number: 1337403Publication Date: 2002.02.27Priority Information: International: C07K1/16;C07K19/00;A61P9/10Applicant(s) Name: China Test Inst. of Drugs & Biological ProductsAddress: Inventor(s) Name: Xu Kangsen;Liao ZhixiangPatent Agency Code: 11223Patent Agent: wang mengxiaAbstract The present invention discloses an active monopeptide separated from active blood polypeptide-calf blood deproteinized extract, its preparation process and its activity and sequence… Read More »

Technology for preparing flour food from potato

Application Number: 00123380Application Date: 2000.12.07Publication Number: 1298657Publication Date: 2001.06.13Priority Information: International: A23L1/10;A23L1/2165Applicant(s) Name: Jin DiAddress: Inventor(s) Name: Jin DiPatent Agency Code: 22100Patent Agent: chen hongweiAbstract The present invention relates to a method of preparing wheat flour food with potato. The potato is pealed, ground into paste, filtered and separated into potato dreg and potato paste,… Read More »

Method for preventing discharge of saponified waste lye incineralor from producing explosion in dissolivng tank

Application Number: 00126698Application Date: 2000.11.17Publication Number: 1354343Publication Date: 2002.06.19Priority Information: International: F23G7/00;F23G7/04Applicant(s) Name: Baling Branch Company, China Petro-Chemical CorporationAddress: Inventor(s) Name: Cheng Liquan;He Jianhui;Wang ChunzhiPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a method for preventing the discharge of saponified waste lye incinerator furnace from exploding in dissolving tank, and is characterized… Read More »

Process for removing N-nitroso compounds from beer

Application Number: 00112109Application Date: 2000.03.06Publication Number: 1271771Publication Date: 2000.11.01Priority Information: International: C12H1/04Applicant(s) Name: Nanjing Univ.Address: Inventor(s) Name: Wang Ying;Huang Wenyu;Xia JiarongPatent Agency Code: 32204Patent Agent: huang jiadongAbstract A process for removing N-nitrose compound from beer includes such steps as adding porous inoragnic polar adsorbent (not less than 0.05 wt.%) at ordinary temp, stirring, full adsorption… Read More »

Process for smelting high-grade manganese blocks directly from electrolytic manganese as raw material

Application Number: 00113501Application Date: 2000.06.23Publication Number: 1331351Publication Date: 2002.01.16Priority Information: International: C22B47/00Applicant(s) Name: Special Metal Material Factory, Hunan ProvAddress: Inventor(s) Name: Tan Zhuzhong;Zeng Kexin;Shuai ZhiquanPatent Agency Code: 43008Patent Agent: zhao hongAbstract A process for smelting high-grade metal Mn blocks directly with electrolytic manganese features that the electrolytic magnanese with different qualities is smelted in different-type… Read More »

Process for preparing saponin from yam plant by biologic technique

Application Number: 00116050Application Date: 2000.09.27Publication Number: 1289777Publication Date: 2001.04.04Priority Information: International: C07H15/24Applicant(s) Name: Liu HuaxiangAddress: Inventor(s) Name: Liu HuaxiangPatent Agency Code: 42102Patent Agent: zhu shenghuaAbstract A process for preparing saponin from yam plant by biologic technique includes such steps as low-temp treating of yam tuber, adding, water and edible salt solution several times, heating dialysing,… Read More »

Capsule for removing heat from liver and detoxicating and its preparing process

Application Number: 00117847Application Date: 2000.05.25Publication Number: 1325709Publication Date: 2001.12.12Priority Information: International: A61K35/78;A61P1/16Applicant(s) Name: Huang YapingAddress: Inventor(s) Name: Huang YapingPatent Agency Code: 33100Patent Agent: chen xiangqunAbstract A Chinese medicine in the form of capsule for treating hepatism is prepared from 4 Chinese-medicinal materials including coptis root, rhubarb, red peoney root, etc. Its advantages include strong physiological… Read More »

Microwave process of extracting polysaccharides and polyphenols from tea

Application Number: 00120349Application Date: 2000.07.07Publication Number: 1277209Publication Date: 2000.12.20Priority Information: International: C07C37/16;C08B37/00Applicant(s) Name: Liu ZhengtaoAddress: Inventor(s) Name: Liu Zhengtao;Chen FuPatent Agency Code: 11219Patent Agent: ding yebengAbstract The present invention discloses the microwave process to treat tea with microwave of 2450 MHz or 915 MHz frequency and 500-15000 W power and to extract polysaccharides and polyphenols.… Read More »

Method for recovering silver-platinum from platinum containing silver iodide slag

Application Number: 00122340Application Date: 2000.08.25Publication Number: 1339611Publication Date: 2002.03.13Priority Information: International: C22B11/00Applicant(s) Name: Guiyan Platinum Industry Co., Ltd.Address: Inventor(s) Name: He Xiaotang;Wu Xilong;Bai JunPatent Agency Code: 53100Patent Agent: liu juanyiAbstract The silver and platinum recovering process from waste liquid containing silver iodide from platinum type anticancer medicine production includes: reducing of hydrazine hydrate, dissolution with… Read More »

Direct carbon dioxide precipitation process of strontium carbonate or barium carbonate from neutral strontium or barium salt solution

Application Number: 00124604Application Date: 2000.09.26Publication Number: 1344679Publication Date: 2002.04.17Priority Information: International: B01D11/04;C01F11/18Applicant(s) Name: Inst. of Chemical Metallurgy, Chinese Academy of SciencesAddress: Inventor(s) Name: Zhu Tun;Xu XinPatent Agency Code: 00000Patent Agent: Abstract The present invention utilizes CO2 to deposit strontium carbonate or barium carbonate directly from neutral strontium and barium chloride, strontium and barium nitrate or… Read More »

Bulk production process of thinned wafer separated from carrier and its equipment

Application Number: 00112498Application Date: 2000.09.01Publication Number: 1282102Publication Date: 2001.01.31Priority Information: International: H01L21/68Applicant(s) Name: Chen ZhengmingAddress: Inventor(s) Name: Chen ZhengmingPatent Agency Code: 32102Patent Agent: xia bengAbstract The present invention relates to a production process for separating thinned wafer which is extensively used in the field of radio and long-distance communication technology from carrier and its equipment.… Read More »

Process for preparing super-purity alumina from gaolinite (gaolin)

Application Number: 00113876Application Date: 2000.07.14Publication Number: 1334240Publication Date: 2002.02.06Priority Information: International: C01F7/02;C01F7/20;C01F7/34;C01F7/44Applicant(s) Name: Ren ZhongshengAddress: Inventor(s) Name: Ren Zhongsheng;Zhang Peiyuan;Li YuhuiPatent Agency Code: 61114Patent Agent: li gangAbstract A process for preparing high-purity aluminium oxide (Al2O3) from gaolin or coal-series gaolinite includes reaction of gaolin clinker with acid to produce aluminium salt, adding alkali to form… Read More »

Process for preparing composite N-P-K fertilizer directly from urea solution

Application Number: 00116235Application Date: 2000.05.30Publication Number: 1280969Publication Date: 2001.01.24Priority Information: International: C05G1/00;C05G3/00;C05G5/00Applicant(s) Name: Shanghai Chemical Research InstAddress: Inventor(s) Name: Zhu DongmingPatent Agency Code: 31104Patent Agent: gao shiqunAbstract A process for preparing granular composition N-P-K fertilizer directly from urea solution includes such steps as spraying the 65-99.7% urea solution at 80-140 deg.c onto base N-P-K fertilizer,… Read More »

Process for preparing potassium nitrate and sodium nitrate from nitrate-type solid-liquid ore

Application Number: 00118905Application Date: 2000.06.14Publication Number: 1283589Publication Date: 2001.02.14Priority Information: International: C01D9/02;C01D9/16Applicant(s) Name: Changtuo Building Chemicals Co., Ltd., ShanshanAddress: Inventor(s) Name: Kang Dianxiang;Zhao XingsenPatent Agency Code: 65002Patent Agent: lin dongchunAbstract A proces for preparing potassium nitrate or sodium nitrate from nitrate-type solid or liquid ore includes evaporating raw bittern in class-1 salina, crystallizing to remove… Read More »

Technology for obtaining synchronized stem cells coming from same animal archeocyte

Application Number: 00121005Application Date: 2000.07.14Publication Number: 1334339Publication Date: 2002.02.06Priority Information: International: C12N5/06Applicant(s) Name: Beijing UnivAddress: Inventor(s) Name: Shen Li;Nan Yan;Wang ShulingPatent Agency Code: 11100Patent Agent: wang yanqiuAbstract A technique for obtaining the synchronized stem cells from same archeocyte taken from human body or other animal bodies includes injecting said archeocyte into mouse body of rodents… Read More »

Process for extracting and refining long-chain dicarboxylic acid from bio-fermented liquid

Application Number: 00123143Application Date: 2000.10.26Publication Number: 1351005Publication Date: 2002.05.29Priority Information: International: C07C51/43;C07C55/02Applicant(s) Name: China Petroleum & Chemical Corp.Address: Inventor(s) Name: Wang Chonghui;Tong Mingyou;Song XijunPatent Agency Code: 21102Patent Agent: li weiAbstract A process for extracting long-chain dicarboxylic acid from biological fermented liquid and refining it incldues such steps as separating out untransformed paraffin from the fermented… Read More »

Method of eliminating nickel and heavy metal ion from waste ferric chloride liquid after etching or pickling

Application Number: 00125628Application Date: 2000.10.10Publication Number: 1348020Publication Date: 2002.05.08Priority Information: International: C23F1/46Applicant(s) Name: Tongji Univ.Address: Inventor(s) Name: Li Fengting;Liu Suiqing;Zhang BingruPatent Agency Code: 31202Patent Agent: tan shenweiAbstract Weaste ferric chloride liquid after etching or pickling and containing 50 PPM to 2 wt% nickel is made to mix with reducing ion powder at 40-95 deg.c and… Read More »

Method of separating fiber and alumimium foil from paper-lining aluinium foil leftover

Application Number: 00111323Application Date: 2000.09.07Publication Number: 1288987Publication Date: 2001.03.28Priority Information: International: C22B7/00;D21B1/08Applicant(s) Name: Duan RuipengAddress: Inventor(s) Name: Duan RuipengPatent Agency Code: 37203Patent Agent: du xixianAbstract The method for separating fibre from aluminium foil by utilizing aluminium foil lining paper reject includes the following steps: placing the aluminium foil lining paper reject into water with turbulent… Read More »