Tag Archives: low-grade

Improved cigarette produced with low-grade tobacco shred

Application Number  00128929 Application Date  2000.09.15 Publication Number  1344517 Publication Date  2002.04.17 Priority Information     International Classification  A24D1/00   Applicant(s) Name  Song Zhantao   Address     Inventor(s) Name  Song Zhantao   Patent Agency Code  00000 Patent Agent   AbstractThe present invnetion relates to the method of utilizing low grade of shredded tobacco to… Read More »

Method for analyzing resultants in reaction process for preparing low-grade lipoamine by liquefied ammonia catalysis

Application Number: 00110577Application Date: 2000.06.28Publication Number: 1331414Publication Date: 2002.01.16Priority Information: International: G01N30/02;G01N30/50Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Lu Xin;Zhang Tongfeng;Zhao XinjiePatent Agency Code: 21002Patent Agent: zhang chenAbstract A method for analyzing all components of 8 amines as the resultants of preparing low-grade lipoamines from liquid ammonia by catalytic reaction… Read More »

Low-grade heavy oil and residual oil treating method

Application Number: 00110719Application Date: 2000.07.24Publication Number: 1335357Publication Date: 2002.02.13Priority Information: International: C10G35/06Applicant(s) Name: China Petrochemical Corp., Ltd.Address: Inventor(s) Name: Han Baoping;Tong Xin;Han ZhaomingPatent Agency Code: 21102Patent Agent: li weiAbstract The present invention discloses one low grade heavy oil and residual oil treating method. By means of the combination of expanded bed reactor and moving bed… Read More »

Process for synthesizing methanol from coal-seam gas or low-grade natural gas

Application Number: 00126568Application Date: 2000.09.25Publication Number: 1304916Publication Date: 2001.07.25Priority Information: International: C07C29/00;C07C31/04Applicant(s) Name: Shanxi Inst of Coal Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Zhong Bing;Li Wenhuai;Liu LiPatent Agency Code: 14001Patent Agent: wei shuweiAbstract A process for synthesizing methanol from coal-seam gas or low-grade natural gas includes generating synthetic gas containing rich inertial gas from… Read More »

Process for treating low-grade anode mud

Application Number: 00110343Application Date: 2000.04.21Publication Number: 1270235Publication Date: 2000.10.18Priority Information: International: C22B7/00;C22B11/00;C22B11/02Applicant(s) Name: Shenyang SmelteryAddress: Inventor(s) Name: Liu Hongwei;Gong Enrong;Fu YimingPatent Agency Code: 21107Patent Agent: han huiAbstract A process for treating low-grade anode mud in order to recover noble metals (gold and silver) from copper or lead anode mud features three-stage smelting, which includes reduction… Read More »