Tag Archives: ethane

Vacuum pressure-variable process for removing ethane or hydrocarbons over ethane from gas-state hydrocarbon

Application Number: 00113067Application Date: 2000.06.28Publication Number: 1330974Publication Date: 2002.01.16Priority Information: International: B01D53/047;C10G25/00Applicant(s) Name: Tianyi Science and Technology Co Ltd, Sichuan ProvAddress: Inventor(s) Name: Gao Yuchuan;Gong Zhaoyuan;Liu WenjunPatent Agency Code: 00000Patent Agent: Abstract A vacuum pressure-varying adsorption process for removing ethane and hydrocarbons over the ethane from gas-state hydrocarbon features that in the desorption process of… Read More »

Process for separating and recovering ethylene, ethane, propylene and hydrogen from gas mixture containing hydrocarbons

Application Number: 00113109Application Date: 2000.08.18Publication Number: 1338449Publication Date: 2002.03.06Priority Information: International: C07C11/04;C07C11/06;C07C9/06;C07C7/11;C07C7/12;C01B3/50;F25J3/00;C10G70/04Applicant(s) Name: Huaxi Chemical Science and Technology Co Ltd, ChengduAddress: Inventor(s) Name: Li DonglinPatent Agency Code: 00000Patent Agent: Abstract A process for separating and recovering ethene, ethane, propene and hydrogen from the gas mixture contain hydrocarbons includes such steps as absorption step to remove… Read More »

Process for proucing pentafluoride ethane using chloro-tetrafuoro ethane disproportionation

Application Number: 00118040Application Date: 2000.05.11Publication Number: 1277180Publication Date: 2000.12.20Priority Information: 1999/5/13 IT MI99A001038International: C07C17/37;C07C19/08Applicant(s) Name: Ausimont S. P. A.Address: Inventor(s) Name: P. QuzatoPatent Agency Code: 72001Patent Agent: wen hongyanAbstract A gaseous process for obtaining pentafluoroethane by dismutation of chlorotetrafluoroethane in the presence of a supported catalyst, said catalyst being formed of a mixture of trivalent… Read More »

Catalyst for producing ethylene by carbon dioxide oxidation and dehydrogenation of ethane under low temperature

Application Number: 00122909Application Date: 2000.08.23Publication Number: 1339336Publication Date: 2002.03.13Priority Information: International: B01J23/84;B01J32/00;B01J35/10;C07C5/48;C07C11/04Applicant(s) Name: Dalian Inst. of Chemical Physics, Chinese Academy of SciencesAddress: Inventor(s) Name: Wang Qingxia;Yang Hong;Xu LongyaPatent Agency Code: 21002Patent Agent: zhang chenAbstract The catalyst consists of carrier and carried metal oxide, and the carried metal oxide is or more selected from the oxide… Read More »

Process for preparing hydrogen by partial oxidization of mixed gas of methane, ethane, propane and butane

Application Number: 00110359Application Date: 2000.04.26Publication Number: 1320556Publication Date: 2001.11.07Priority Information: International: C01B3/36Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Liu Shenglin;Xu Longya;Xie SujuanPatent Agency Code: 21002Patent Agent: zhang chenAbstract A process for preparing hydrogen (H2) includes such steps as partial oxidization of the gas mixture of metane, ethane, propane and butane… Read More »

Process for preparing hydrogen by reaction of mixture of methane, ethane, propane and butane gases with CO2 and oxygen

Application Number: 00110355Application Date: 2000.04.26Publication Number: 1320555Publication Date: 2001.11.07Priority Information: International: C01B3/36;C01B3/40;C01B3/44Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Liu Shenglin;Xu Longya;Xie SujuanPatent Agency Code: 21002Patent Agent: zhang chenAbstract A process for preparing hydrogen (H2) features that the gas mixture of methane and (or) ethane and (or) propane and (or) butane… Read More »

Low-temp reaction catalyst for preparing ethylene by selectively oxidizing mixture of raw methane and ethane gases

Application Number: 00110260Application Date: 2000.03.29Publication Number: 1315310Publication Date: 2001.10.03Priority Information: International: B01J23/04;B01J23/34;C07C2/84;C07C5/333Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Yu Chunying;Li Wenzhao;Xu HengyongPatent Agency Code: 21002Patent Agent: zhang chenAbstract A low-temp. reaction catalyst for preparing ethylene by selective oxidization of the mixed methane and ethane gas uses the MnO2 added with… Read More »