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 »

Low-electric field inducting control method to orient film prepared through a wet chemical process

Application Number: 00112548Application Date: 2000.09.18Publication Number: 1288981Publication Date: 2001.03.28Priority Information: International: C30B30/02;H01L41/22;H01L49/00Applicant(s) Name: Nanjing Univ.Address: Inventor(s) Name: Li Aidong;Wu Di;Ling HuiqinPatent Agency Code: 32204Patent Agent: chen jianheAbstract In the subsequent heat treatment process of film prepared by using wet chemical method the wet film is undergone the process of thermal decomposition and changed into amorphous… Read More »

Visco-elastic low tension chemical oil displacement method for raising crude oil productivity

Application Number: 00123046Application Date: 2000.09.30Publication Number: 1346012Publication Date: 2002.04.24Priority Information: International: E21B43/22Applicant(s) Name: Daqing College of PetroleumAddress: Inventor(s) Name: Wang Demin;Kang Wanli;Wu WenxiangPatent Agency Code: 23100Patent Agent: chan shumeiAbstract The present invention relates to a new method of chemical oil displacement for raising curde recovery efficiency, at the same time adopts high-elasticity polymer and low-tension… Read More »

'Xinbei' emulsified oil as agricultural chemical for preventing and eliminating beet noctuids

Application Number: 00114386Application Date: 2000.02.23Publication Number: 1263708Publication Date: 2000.08.23Priority Information: International: A01N25/02;A01N57/14Applicant(s) Name: Wu YuqingAddress: Inventor(s) Name: Wu Yuqing;Liu Aizhi;Li SujunPatent Agency Code: 41102Patent Agent: liu weidongAbstract A "Xinbei" emulsified oil as agricultural chemical for preventing and treating beet noctuids and other pests with agricultural chemical resistance is prepared from 50% emulsified oil of phoxin… Read More »

Technological process for making different gate medium thicknesses by using polysilicon mask and chemical mechanical process

Application Number: 00120190Application Date: 2000.07.20Publication Number: 1282103Publication Date: 2001.01.31Priority Information: 1999/7/22 US 09/359,290International: H01L21/70Applicant(s) Name: International Business Machine Corp.Address: Inventor(s) Name: Garey B. Brul;Jeffry P. Ganbeno;Karl J. RadensePatent Agency Code: 11038Patent Agent: wang yonggangAbstract A method of forming a semiconductor device, including forming a substrate with a memory array region and a logic device region,… Read More »

Agricultural chemical of active olegose for preventing and eliminating wheat diseases (bakanae disease)

Application Number: 00112638Application Date: 2000.01.19Publication Number: 1305721Publication Date: 2001.08.01Priority Information: International: A01N65/00Applicant(s) Name: Yu LuAddress: Inventor(s) Name: Yu LuPatent Agency Code: 51100Patent Agent: wang shiquanAbstract An agricultural chemical of phytoactive oligose for preventing and eliminating crops' diseases, wheat bakanae disease for example, is prepared through adding pectinase to plant dregs proportionally, stirring while heating to… Read More »

Pulse microwave reinforced high pressure low temperature plasma chemical reactor

Application Number: 00123254Application Date: 2000.11.15Publication Number: 1351901Publication Date: 2002.06.05Priority Information: International: B01J19/12Applicant(s) Name: Metals Inst., Chinese aCademy of SciencesAddress: Inventor(s) Name: Zhang Jinsong;Yang Yongjin;Zhang JunqiPatent Agency Code: 21002Patent Agent: zhang chenAbstract A pulse microwave-intensified high-pressure and low-temperature plamsa chemical reactor features that the reactor consists of wave guide-axial converter, coaxial cavity and TM010 resonance cavity… Read More »

Agricultural chemical for controlling bacterial leaf-blight rice plants

Application Number: 00115389Application Date: 2000.04.11Publication Number: 1266621Publication Date: 2000.09.20Priority Information: International: A01N57/10Applicant(s) Name: Yifan Agricultural Chemical Plant, Zhejiang Prov.Address: Inventor(s) Name: Chen Jie;Li DaleiPatent Agency Code: 33104Patent Agent: wu shengAbstract An agricultural chemical for controlling bacterial leaf-blight of rice plants contains such components (wt.%) as bismerthiazol (5-50), ammonium O,O-diethyl phosphorodithiaate (5-50), assitant (6-25) and filler… Read More »

Conducting real time control to chemical mechanical polishing process of measuring shaft deformation

Application Number: 00120454Application Date: 2000.07.11Publication Number: 1280049Publication Date: 2001.01.17Priority Information: 1999/7/12 US 09/351,436International: B24B49/10Applicant(s) Name: International Business Machine Corp.Address: Inventor(s) Name: Li Leping;Wang XinhuiPatent Agency Code: 11038Patent Agent: wang yonggangAbstract A method and apparatus are described for detecting an endpoint of a film removal process in which a film is removed using a polishing apparatus… Read More »

Uncolored frosted glass ornament and its chemical production process

Application Number: 00112642Application Date: 2000.01.21Publication Number: 1306912Publication Date: 2001.08.08Priority Information: International: B44C5/08;C03C15/00Applicant(s) Name: Zhang JianhuaAddress: Inventor(s) Name: Zhang JianhuaPatent Agency Code: 00000Patent Agent: Abstract The present invention aims at making the frosted glass surface obtained through grinding, sand blasting and chemical frosting process become opal with strong contrast. The frosted glass is light transmitted and… Read More »

Optical agricultural chemical

Application Number: 00123419Application Date: 2000.08.16Publication Number: 1338210Publication Date: 2002.03.06Priority Information: International: A01N59/16Applicant(s) Name: Zhou HexuanAddress: Inventor(s) Name: Cui Haixin;Zhou HexuanPatent Agency Code: 00000Patent Agent: Abstract An optical agricultural chemical in the form of aqueous solution containing photocatalyst contains TiO2, organosilicon compound, and chlorode and/or sulfate and/or oxide. Its advantages include high safety, no damage to… Read More »

Process and equipment for cyclically treating paper-making sawage by chemical and physical synchronization method

Application Number: 00116025Application Date: 2000.09.08Publication Number: 1282817Publication Date: 2001.02.07Priority Information: International: D21C11/04Applicant(s) Name: Xu ZongqianAddress: Inventor(s) Name: Xu Zongqian;Liu Changtai;Liu xiaojunPatent Agency Code: 41102Patent Agent: zhang fengjiaoAbstract A process for cyclically treating the paper-making sewage features that the pulp squeezing step is divided into several substeps; in the final substep of squeezing pulp, the clean… Read More »

Chemical vapour phase deposition equipment and method of synthesizing nanometer pipe using said equipment

Application Number: 00121138Application Date: 2000.07.27Publication Number: 1282801Publication Date: 2001.02.07Priority Information: 1999/7/27 KR 30700/1999; 2000/6/29 KR 36509/2000International: C01B31/00;C23C16/26Applicant(s) Name: Lee Chol-JinAddress: Inventor(s) Name: Lee Chol-Jin;Ryu Chae-YeongPatent Agency Code: 72002Patent Agent: gan lingAbstract A chemical vapor deposition apparatus, and a method of synthesizing carbon nanotubes using the apparatus, are provided. The chemical vapor deposition apparatus synthesizes carbon… Read More »

Tail gas purifier with chemical solution for exhaustion tube of car and motorcycle

Application Number: 00112698Application Date: 2000.02.23Publication Number: 1264611Publication Date: 2000.08.30Priority Information: International: B01D53/92;F01N3/04Applicant(s) Name: Zhu MinghuaAddress: Inventor(s) Name: Zhu MinghuaPatent Agency Code: 00000Patent Agent: Abstract A tail gas purifier with chemical solution for the exhaustion tube of car or motorcycle features that the chemical solution is contained in curved tbe segment and a purifying area where… Read More »

Photocytalytic agricultural chemical and its application

Application Number: 00123420Application Date: 2000.08.16Publication Number: 1338211Publication Date: 2002.03.06Priority Information: International: A01N59/16Applicant(s) Name: Qin ZerongAddress: Inventor(s) Name: Qin ZerongPatent Agency Code: 00000Patent Agent: Abstract A photocatalytic agricultural chemical containing photocatalyst is disclosed, which contains optical semiconductor (TiO2) particles (less than 50 nm) (0.25-4%) and H4TiO5 (0.3-2%) in ratio of 1-4. Its advantages include high effect… 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 »

Frosting chemical for silicate glass

Application Number: 00110528Application Date: 2000.06.11Publication Number: 1327958Publication Date: 2001.12.26Priority Information: International: C03C15/00;C09K13/04Applicant(s) Name: Zhang HongfuAddress: Inventor(s) Name: Zhang Hongfu;Qi XiangyangPatent Agency Code: 21118Patent Agent: li huiAbstract A frosting chemical for silicate glass contains 30% concentration solution of sulfuric acid (20-45 wt.%), calcium fluoride (15-45), ammonium hydrogen fluoride (20-35) and solution of alcohool (10-20), and features… Read More »

Chemical synthesis of echinocystic saponin derivative

Application Number: 00121595Application Date: 2000.08.15Publication Number: 1338462Publication Date: 2002.03.06Priority Information: International: C07J9/00;C07J51/00Applicant(s) Name: Research Center of Ecological Environment, Chinese Academy of SciencesAddress: Inventor(s) Name: Du Yuguo;Zhang Meimei;Kong FanzuoPatent Agency Code: 00000Patent Agent: Abstract A process for synthesizing the echinocystic saponin derivative which has potential medical value includes synthesizing the steroid saponin of glucose and linking… Read More »

Process for preparing granular yellow chemical

Application Number: 00113059Application Date: 2000.06.20Publication Number: 1283526Publication Date: 2001.02.14Priority Information: International: B01J2/00;B03D1/001Applicant(s) Name: Technological Center, Yunnan Copper Industry (Group) Co., Ltd.Address: Inventor(s) Name: Zhang Jun;Zhang Yu;Zhao Zhen'gangPatent Agency Code: 53106Patent Agent: li yunAbstract A process for preparing granular yellow explosive includes mixing the powdered yellow explosive, adhesive, filler and diluent in ratio of 1:(0.01-0.02):(0.005-0.015):(0.1-0.15), stirring… Read More »

Bunch plating and deep chemical fertilizer applying tool

Application Number: 00123955Application Date: 2000.10.20Publication Number: 1286895Publication Date: 2001.03.14Priority Information: International: A01C7/02;A01C15/02Applicant(s) Name: Ma DejuAddress: Inventor(s) Name: Ma DejuPatent Agency Code: 00000Patent Agent: Abstract The tool is suitable for deep application of chemical fertilizer and bunch planting of seeds in farm land, vegetable plot and orchard. Its middle valve body has an upper part inserted… Read More »

Technology for generating vein on Al alloy surface by direct chemical etching

Application Number: 00117311Application Date: 2000.08.07Publication Number: 1279302Publication Date: 2001.01.10Priority Information: International: C23F1/00Applicant(s) Name: Yang DingAddress: Inventor(s) Name: Yang DingPatent Agency Code: 44101Patent Agent: zhang gaoxiangAbstract A process for generating sandy or flossy vein on the surface of Al-alloy by directly chemical etching includes such steps as conventional chemical removing oil, washing with water, polishing, acidic… 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 »