Tag Archives: CHEMICAL

Oil recovery technique combining chemical handling with water blocking in oil well

Application Number  00129385 Application Date  2000.12.05 Publication Number  1302942 Publication Date  2001.07.11 Priority Information     International Classification  E21B33/13;E21B43/22   Applicant(s) Name  Petroleum Univ (Huadong)   Address     Inventor(s) Name  Zhao Fulin;Wang Jiayin;Zhang Guicai   Patent Agency Code  11013 Patent Agent  zhao dongye AbstractAn oil recovery technique features the combination of chemical handling with… Read More »

Abnormality detector for chemical and mechanical grinding

Application Number  00128962 Application Date  2000.09.22 Publication Number  1345084 Publication Date  2002.04.17 Priority Information     International Classification  H01L21/304;H01L21/66   Applicant(s) Name  Lianhua Electronics Co., Ltd.   Address     Inventor(s) Name  Lai Jianxing;Shi Huishen;Zeng Rongnan   Patent Agency Code  11105 Patent Agent  wang zhisen AbstractThe invention discloses equipment for detecting abnomrity happened in chemical… Read More »

Chemical recovering method of composite aluminium foil paper waste

Application Number  00128937 Application Date  2000.09.05 Publication Number  1341495 Publication Date  2002.03.27 Priority Information     International Classification  B09B3/00   Applicant(s) Name  Chen Xing   Address     Inventor(s) Name  Chen Xing   Patent Agency Code  00000 Patent Agent   AbstractThe present invention relates to a chemical recovery method of composite aluminium foil paper waste… Read More »

Immunoassay process to detect chemical matter

Application Number  00128666 Application Date  1989.01.31 Publication Number  1308236 Publication Date  2001.08.15 Priority Information   1988/2/2 GB 8802237   International Classification  G01N33/53;G01N33/535;G01N33/577   Applicant(s) Name  Boikede Inc.   Address     Inventor(s) Name  Michael John Leit;David William Bridon   Patent Agency Code  11038 Patent Agent  huang gesheng AbstractA method of detecting the presence of a… Read More »

Intermediate of chemical compound generating chemical illumination when reacts with phosphatase

Application Number  00128335 Application Date  2000.11.17 Publication Number  1312252 Publication Date  2001.09.12 Priority Information   1996/1/16 US 08/683,927   International Classification  C07F9/64   Applicant(s) Name  Rumigen Co.   Address     Inventor(s) Name  Hahim Archarven Tafti;Zara Aghavani;Runnarca Dahierva   Patent Agency Code  11105 Patent Agent  wu xiaonan AbstractNovel heterocyclic compounds which generate chemiluminescence on reaction… Read More »

Intermediate of chemical compound generating chemical illumination when reacts with phosphatase

Application Number  00128335 Application Date  2000.11.17 Publication Number  1312252 Publication Date  2001.09.12 Priority Information   1996/1/16 US 08/683,927   International Classification  C07F9/64   Applicant(s) Name  Rumigen Co.   Address     Inventor(s) Name  Hahim Archarven Tafti;Zara Aghavani;Runnarca Dahierva   Patent Agency Code  11105 Patent Agent  wu xiaonan AbstractNovel heterocyclic compounds which generate chemiluminescence on reaction… Read More »

Plasma Chemical vapor deposition filing method and equipment

Application Number  00128293 Application Date  2000.12.15 Publication Number  1308147 Publication Date  2001.08.15 Priority Information     International Classification  C23C16/50;C23C16/503;C23C16/513   Applicant(s) Name  Beijing University of Aeronautics &. Astronautics   Address     Inventor(s) Name  Tao Ye   Patent Agency Code  11226 Patent Agent  chen dunyao AbstractThe present invention relates to a plasma gas deposition film-plating… Read More »

Chemical control seed dressing agent for soybean

Application Number  00128263 Application Date  2000.12.14 Publication Number  1358437 Publication Date  2002.07.17 Priority Information     International Classification  A01C1/06;A01N59/16   Applicant(s) Name  Heilongjiang Inst. of Agriculture Modernization, Chinese Academy of Sciences   Address     Inventor(s) Name  Zhang Qiuying;Wang Guanghua;Liu Xiaobing   Patent Agency Code  22001 Patent Agent  li enqiang AbstractThe invention relates to a… Read More »

Mixed agricultural chemical containing chlorpyrifos

Application Number: 00110820Application Date: 2000.01.14Publication Number: 1305716Publication Date: 2001.08.01Priority Information: International: A01N57/16Applicant(s) Name: Huayang Agricultural Chemial Group Co Ltd, ShandongAddress: Inventor(s) Name: Yan Xinhua;Kong Bin;Tian WenxuePatent Agency Code: 37207Patent Agent: xiao huiAbstract A mixed agricultural chemical for cucumber, cotton, vegetable, fruit tree, etc. contains chlorpyrifos (1-80%), efficient cypermethrin (0.1-60%), emulsifier "0213" (1-70%), and solvent (1-80%).… Read More »

Methyl hydrocarbon chemical concentrated liquid for preparing metal cutting-welding gas

Application Number: 00121810Application Date: 2000.07.12Publication Number: 1333324Publication Date: 2002.01.30Priority Information: International: C10L3/00Applicant(s) Name: Li YesongAddress: Inventor(s) Name: Li YesongPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a methyl hydrocarbon chemical concentrate, it is a chemical mother liquor in the hydrocarbon fuel gas, which can be compounded with additional product of petroleum, and… Read More »

Method for preparing polymer ultra-fine micropowder by means of grinding block force chemical reactor

Application Number: 00113155Application Date: 2000.09.04Publication Number: 1341677Publication Date: 2002.03.27Priority Information: International: C08J3/12Applicant(s) Name: Sichuan UniversityAddress: Inventor(s) Name: Wang Qi;Chen Zhe;Liu ChangshengPatent Agency Code: 51202Patent Agent: deng jihanAbstract The method for preparing polymer superfine micropowder by using grinding block mechanochemical reactor is characterized by that it utilizes the strong extrusion shearing force produced by unique structure… Read More »

Preparation of chemical agent for removing hydrogen sulfide from liquid hydrocarbon and use method thereof

Application Number: 00124977Application Date: 2000.09.29Publication Number: 1345912Publication Date: 2002.04.24Priority Information: International: B01J8/10;B01J20/06Applicant(s) Name: Petroleum Univ.Address: Inventor(s) Name: Ke Ming;Liu Baohua;Fan ZhimingPatent Agency Code: 11013Patent Agent: liu tianyuAbstract The present invention relates to a preparation method of hydrogen sulfide removing agent. Said preparation method includes the following steps: using soluble metal salt solution of IB and… Read More »

Process for synthesizing vanillin from alkali lignin by green chemical method

Application Number: 00117415Application Date: 2000.09.14Publication Number: 1285395Publication Date: 2001.02.28Priority Information: International: C11B9/00Applicant(s) Name: Huanan Agriculture Univ.Address: Inventor(s) Name: Zhou Qiang;Chen ZhonghaoPatent Agency Code: 44201Patent Agent: wu hongdaAbstract The preparation process of vanillin from alkali lignin by green chemical synthesis method includes the steps of industrial-level lignin purification, catalyst for ming, multi-phase catalytic oxidation reaction, catalyst… Read More »

Nuclear-shell graft copolymer chemical bond connected between nuclear and shell and its preparing method

Application Number: 00110933Application Date: 2000.03.02Publication Number: 1311261Publication Date: 2001.09.05Priority Information: International: C08F265/04Applicant(s) Name: Heli Plastic Modifier Factory, Changle County, Shandong Prov.Address: Inventor(s) Name: Li GuodongPatent Agency Code: 37203Patent Agent: meng xiangrenAbstract In this invention we make the surface of granule carry with polymerizable double-bond functional group by reaction of the reactive granule with reactive functional… Read More »

Compound for forming A102 film by using chemical steam deposition and method for preparing said compound

Application Number: 00122292Application Date: 2000.06.09Publication Number: 1280209Publication Date: 2001.01.17Priority Information: 1999/6/11 KR 21795/1999International: C23C16/12Applicant(s) Name: Rohm & Haas Co.Address: Inventor(s) Name: Shen XuanguoPatent Agency Code: 11038Patent Agent: guo jianxinAbstract Organometallic compounds useful for forming aluminum films by chemical vapor deposition are disclosed. Also disclosed are methods of preparing the organometallic compounds and methods of forming… Read More »

Method and equipment of producing chemical pure manganese dioxide

Application Number: 00113421Application Date: 2000.05.11Publication Number: 1323745Publication Date: 2001.11.28Priority Information: International: C01G45/02Applicant(s) Name: Hunan Chemical Engineering Inst.Address: Inventor(s) Name: Pi Yin'an;Peng Aiguo;Zheng XianfuPatent Agency Code: 43113Patent Agent: yang huiAbstract The present invention discloses method of producing chemical manganese dioxide and its equipment, it uses multi layer disk pyrolysis oxidation furnace having heated jacket and corresponding… Read More »

Chemical method chlorine dioxide generation technology and special equipment thereof

Application Number: 00125476Application Date: 2000.09.28Publication Number: 1345692Publication Date: 2002.04.24Priority Information: International: C01B11/02Applicant(s) Name: Shanghai Wenhua Steriliving Pharmaceutical Science and Technology Co., Ltd.Address: Inventor(s) Name: Bao Lifeng;Ni Jiandong;Xu ShengxiaPatent Agency Code: 31100Patent Agent: zuo yibengAbstract The present invention relates to a chlorinedioxide production process and its special-purpose equipment. It is characterized by that in the special-purpose… Read More »

Farm chemical for preventing and controlling black spot of fruit tree

Application Number: 00118445Application Date: 2000.06.22Publication Number: 1288662Publication Date: 2001.03.28Priority Information: International: A01N41/04Applicant(s) Name: Zhang ChangxingAddress: Inventor(s) Name: Zhang ChangxingPatent Agency Code: 00000Patent Agent: Abstract The fungicide for preventing and curing black spot of fruit tree mainly contains (wt%) 2-80% of ethyl allicin and 0.0002-30% of emulsifiable solution or powder preparation of other fungicides. After compounded,… Read More »

Agricultural chemical 'pushi' preparation

Application Number: 00112195Application Date: 2000.04.07Publication Number: 1317236Publication Date: 2001.10.17Priority Information: International: A01N25/00Applicant(s) Name: Zhu QishengAddress: Inventor(s) Name: Zhu Qisheng;Fan XiaolinPatent Agency Code: 34109Patent Agent: tang maoshengAbstract An agricultural Chemical for preventing and eliminating rice plant hopper, leafhopper, etc. is prepared from buprofezin (1-20 Wt.%) solid or liquid carrier (60-95 wt%), emulsifier (2-20 wt%), developer (0.1-10… Read More »

Preparation of 12-hydroxyl stearic acid and as one oil chemical product

Application Number: 00122332Application Date: 2000.08.24Publication Number: 1288942Publication Date: 2001.03.28Priority Information: International: C07C27/02;C07C59/01;C11C3/00Applicant(s) Name: Tongliao Chemical PlantAddress: Inventor(s) Name: Zhang Yaoqi;Wang EnPatent Agency Code: 15102Patent Agent: nie bengAbstract The production method of 12-hydroxystearic acid includes the following steps: adding liquid alkali in hydrogenated castor oil to make saponification reaction, and adding dilute sulfuric acid to make… Read More »

Wet chemical synthesizing method for lithium-manganese oxide

Application Number: 00113534Application Date: 2000.07.11Publication Number: 1333179Publication Date: 2002.01.30Priority Information: International: C01B13/32;C01G45/02Applicant(s) Name: Zhongnan Univ.Address: Inventor(s) Name: Li Yunjiao;Li Honggui;Sun PeimeiPatent Agency Code: 43200Patent Agent: gong canfanAbstract The wet chemical synthesis method of lithium-manganese oxide belongs to the field of inorganic non-metallic material and wet clemistry, and is characterized by that the manganese hydroxide is… Read More »

Additives composition for domestic chemical products, preparation method and application thereof

Application Number: 00125477Application Date: 2000.09.28Publication Number: 1345581Publication Date: 2002.04.24Priority Information: International: A61K7/02Applicant(s) Name: Shanghai Hengyuanxiang Domestic Chemical Articles Co., Ltd.Address: Inventor(s) Name: Yan Ru;Liu Ruiqi;Shao JueyanPatent Agency Code: 31100Patent Agent: zhou chengzeAbstract The invention relates to a compounding additive used in product of chemical industry concerned with products for daily use and its preparation method.… Read More »

Fire-extinguishing chemical

Application Number: 00119181Application Date: 2000.07.04Publication Number: 1330967Publication Date: 2002.01.16Priority Information: International: A62D1/00Applicant(s) Name: Yang ShengfaAddress: Inventor(s) Name: Yang Shengfa;Wang Yuezhi;Yang SongPatent Agency Code: 00000Patent Agent: Abstract A fire-extinguishing agent for the solid, liquid and gas with flame combustion is prepared from dimethylaminoalamin salt (40-60%), surfactant FC-4 (10-30%), azodimethylamide (10-30%), alkylphenol polyoxyvinether OP-4 (1-10%), carboamide (1-10%),… Read More »

Agricultural chemical 'Bensulfuron-methyl' preparation

Application Number: 00112196Application Date: 2000.04.07Publication Number: 1317237Publication Date: 2001.10.17Priority Information: International: A01N25/00;A01N47/36Applicant(s) Name: Zhu QishengAddress: Inventor(s) Name: Zhu Qisheng;Fan XiaolinPatent Agency Code: 34109Patent Agent: tang maoshengAbstract An agricultural Chemical, Bensulfuron-methyl is prepared from bensulfuron methyl (0.01-5 wt.%), solid or liquid carrier (60-90 wt%), developer (0.5-12 wt%), codeveloper (0.1-10 wt%) and penetration promoter (0.01-15 wt%) through… Read More »

Method for processing and preparing fat chemical product hydrogenated castor oil

Application Number: 00122334Application Date: 2000.08.24Publication Number: 1288048Publication Date: 2001.03.21Priority Information: International: C11C3/12Applicant(s) Name: Tongliao Chemical PlantAddress: Inventor(s) Name: Zhang Yaoqi;Wang EnPatent Agency Code: 15102Patent Agent: nie bengAbstract A process for preparing hydrogenated castor oil includes choosing catalyst, adding catalyst, hydrogenation, vacuum drying, filter and cooling.

Zone-limited temp.-changing prossure differental chemical gas-phase permeation process

Application Number: 00113718Application Date: 2000.01.25Publication Number: 1306951Publication Date: 2001.08.08Priority Information: International: C04B35/56;C04B35/622Applicant(s) Name: Xibei Polytechnical Univ.Address: Inventor(s) Name: Li Hejun;Hou Xianghui;Zhang ShouyangPatent Agency Code: 61204Patent Agent: wang xiankaiAbstract The present invention relates to the preparation process of high temperature structure material, especially composite carbon/carbon material and composite ceramic material and features the prefabricated body deposition… Read More »

Piezoelectric actuated chemical mechanical polishing tray

Application Number: 00126387Application Date: 2000.09.12Publication Number: 1288252Publication Date: 2001.03.21Priority Information: 1999/9/13 US 09/395,393International: B24B49/00;H01L21/304Applicant(s) Name: International Business Machine Corp.Address: Inventor(s) Name: Karl E. Bergs;Kenith M. Davids;William F. LandersPatent Agency Code: 11038Patent Agent: du rixinAbstract A chemical-mechanical polishing (CMP) control system controls distribution of pressure across the backside of a semiconductor wafer being polished. The system… Read More »

Prepn of titania for chemical fiber

Application Number: 00119513Application Date: 2000.07.25Publication Number: 1335340Publication Date: 2002.02.13Priority Information: International: C09C1/36Applicant(s) Name: Zhang ChuanwenAddress: Inventor(s) Name: Zhang ChuanwenPatent Agency Code: 31100Patent Agent: zuo yibengAbstract The preparation of titanium dioxide for chemical fiber using common tilanium dioxide as material and through material compounding, crushing, separation to eliminate coarse component, coating, deposition, stoving, milling and other… Read More »

Agricultural chemical 'Daowenling' preparation

Application Number: 00112198Application Date: 2000.04.07Publication Number: 1317246Publication Date: 2001.10.17Priority Information: International: A01N25/00;A01N57/10Applicant(s) Name: Zhu QishengAddress: Inventor(s) Name: Zhu Qisheng;Fan XiaolinPatent Agency Code: 34109Patent Agent: tang maoshengAbstract An agricultural chemical "Daowenling" contains components A and B. The component A is prepared from isoprothiolane (10-16 wt.%), solid or liquid carrier (30-90 wt%), emulsifier, developer codeveloper and penetrant… Read More »

Process for treating industrial waste water of chemical fertilizer plant by electric multiple phasec catalytic technology

Application Number: 00122912Application Date: 2000.08.23Publication Number: 1339405Publication Date: 2002.03.13Priority Information: International: C02F1/46Applicant(s) Name: Dalian Inst. of Chemical Physics, Chiense Academy of SciencesAddress: Inventor(s) Name: Xie Maosong;Wu Ming;Xu GuifenPatent Agency Code: 21002Patent Agent: zhang chenAbstract The present invention features that industrial waste water from chemical fertilizer plant is treated in a tank or tower type electric… Read More »