Tag Archives: crude

Viscosity-reducing composition for high viscosity crude

Application Number  00129547 Application Date  2000.10.09 Publication Number  1286288 Publication Date  2001.03.07 Priority Information     International Classification  C09K7/02   Applicant(s) Name  Wang Limin   Address     Inventor(s) Name  Wan Limin;Wang Zhenyu   Patent Agency Code  00000 Patent Agent   AbstractA viscosity-reducing composition for high-viscosity crude is prepared from high nolecular surfactants including alkyl… Read More »

Method for conveying naphtha in crude oil pipeline

Application Number  00128605 Application Date  2000.08.09 Publication Number  1284620 Publication Date  2001.02.21 Priority Information   1999/8/9 FR 99/10322   International Classification  F17D1/14;F17D3/05   Applicant(s) Name  Atofinaz   Address     Inventor(s) Name  J.-M. Jaubert;A. Niclausse   Patent Agency Code  72001 Patent Agent  wang jingchao AbstractThe process for the transportation of a batch of naphtha in… Read More »

Method for using crude metabolite of alternaric bacteria in biologic herbiciding

Application Number: 00112560Application Date: 2000.09.20Publication Number: 1293241Publication Date: 2001.05.02Priority Information: International: A01N63/00;C12N1/14Applicant(s) Name: Nanjing Agricultural UnivAddress: Inventor(s) Name: Qiang Sheng;Wan Zuoxi;Dong YunfaPatent Agency Code: 32200Patent Agent: lou gaochaoAbstract A method for biological herbiciding with the crude metabolite of alternaric bacteria includes such steps as collecting the raw liquid mixture of said crude metabolite, diluting with… Read More »

Process for desiliconizing crude liquid obtained by sinter method

Application Number: 00113390Application Date: 2000.04.26Publication Number: 1320559Publication Date: 2001.11.07Priority Information: International: C01F7/04Applicant(s) Name: Zhongnan Polytechnial UnivAddress: Inventor(s) Name: Li Xiaobin;Song Peikai;Peng ZhihongPatent Agency Code: 43200Patent Agent: gong canfanAbstract A process for desiliconizing the crude liquid generated by sinter method includes such steps as stage-1 ordinary-pressure desiliconizing, the first separation, stage-2 ordinary-pressure desiliconizing and the second… Read More »

Method for producing formaldehyde by using crude methanol as coproduct of synthetic ammonia

Application Number: 00115013Application Date: 2000.03.21Publication Number: 1314334Publication Date: 2001.09.26Priority Information: International: C07C47/052Applicant(s) Name: Wujing Chemical Co., Ltd., ShanghaiAddress: Inventor(s) Name: Zhao FangbiPatent Agency Code: 31104Patent Agent: ying yunbengAbstract The production process includes the evaporation and oxidation of methanol and the absorption of formaldehyde. There are efficient adsorption filters connected to front and back of the… Read More »

Method for removing water and impurities from crude oil contg. water and impurities

Application Number: 00121309Application Date: 2000.07.14Publication Number: 1334319Publication Date: 2002.02.06Priority Information: International: C10G33/06Applicant(s) Name: Cort Engrg. Co.Address: Inventor(s) Name: Steever Creshniac;Fred ShawPatent Agency Code: 72002Patent Agent: gan lingAbstract A process for removing water and impurities from the crude features that at least part of dewatered crude is circulated back into dewatering equipment, which contains the heated… 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 »

Technological route for treating S-contained crude oil

Application Number: 00123155Application Date: 2000.10.26Publication Number: 1351131Publication Date: 2002.05.29Priority Information: International: C10G7/00;C10G69/00Applicant(s) Name: China Petroleum & Chemical Corp.Address: Inventor(s) Name: Wang Jianping;Zhang YingPatent Agency Code: 21102Patent Agent: li weiAbstract A process for processing S-contained (1.8-2.8%) crude oil features that combination of ordinary-pressure or vacuum distillation, coking or removing asphalt with solvent, medium-pressure hydrocracking and catalyst… Read More »

Oscilloscopic polarography for measuring S element in crude oil

Application Number: 00123574Application Date: 2000.08.23Publication Number: 1338630Publication Date: 2002.03.06Priority Information: International: G01N27/48Applicant(s) Name: Chinese Petro-Chemical Co LtdAddress: Inventor(s) Name: Tian Songbai;Wei YutongPatent Agency Code: 72001Patent Agent: xu shuAbstract An oscilloscopic polarography for measuring S in crude oil includes such steps as mixing crude oil specimen with standard solution of S, diluting or dissolving it with… Read More »

Normal pressure pregasifying and several section amterial feeding process of crude oil distiller

Application Number: 00124598Application Date: 2000.09.25Publication Number: 1344780Publication Date: 2002.04.17Priority Information: International: B01D3/16Applicant(s) Name: Wang ZhonghuaAddress: Inventor(s) Name: Wang ZhonghuaPatent Agency Code: 11238Patent Agent: huang weiAbstract The present invention belongs to the field of petroleum processing technology, and the technological process of the present invention may be used in both available and newly constructed normal pressure… Read More »

Production method for fuel oil from super-thick crude oil blended with kerogen shale oil

Application Number: 00110099Application Date: 2000.01.31Publication Number: 1260378Publication Date: 2000.07.19Priority Information: International: C10L1/00Applicant(s) Name: Ma ChiAddress: Inventor(s) Name: Ma Peng;Ma ChiPatent Agency Code: 21106Patent Agent: wu shihuaAbstract The production method of fuel oil by utilizing viscous crude is characterized by adding artificial oil product mother shale oil with lower viscousity, smaller density, proper flash point and… Read More »

Improved method for production and delivery of heavy crude

Application Number: 00103678Application Date: 2000.03.02Publication Number: 1265446Publication Date: 2000.09.06Priority Information: 1999/3/2 US 60/122,496International: E21B43/22;C07C209/00Applicant(s) Name: Rohm and Haas Co.Address: Inventor(s) Name: B. D. Chiheda;R. M. Banavary;G. MazePatent Agency Code: 11038Patent Agent: chen jizhuangAbstract Novel amine-chelate complexes are useful in significantly reducing the viscosity of heavy crude oils, facilitating the recovery and transportation of such heavy… Read More »

High strength petroleum annular tubes for prodn. of super visous crude thermal prodn. well

Application Number: 00100635Application Date: 2000.01.25Publication Number: 1288071Publication Date: 2001.03.21Priority Information: International: C22C38/22Applicant(s) Name: Tianjin Steel Pipe Corp.Address: Inventor(s) Name: Zou Wenzheng;Hu Bingren;Lu XiaoqingPatent Agency Code: 11019Patent Agent: bai jiajuAbstract A high-strength sleeve tube for the thermally recovering well of ultra thick petroleum contains such Chemical components as C (0.2-0.33 wt.%), Si (0.23-0.34), Mn (0.8-1.2), Cr… Read More »