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Patents Grants
last 30 patents
Information
Patent Grant
Silicon-containing alumina support, a process for preparing the sup...
Patent number
7,253,135
Issue date
Aug 7, 2007
China Petroleum and Chemical Corporation
Dengling Wei
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Silicon-containing alumina support, a process for preparing the sup...
Patent number
6,875,722
Issue date
Apr 5, 2005
China Petroleum & Chemical Corporation
Dengling Wei
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
COMBINED HYDROGENATION PROCESS AND SYSTEM FOR PRODUCING CHEMICAL RA...
Publication number
20250011664
Publication date
Jan 9, 2025
China Petroleum and Chemical Corporation
Siqiang FAN
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
GRADING SYSTEM OF HYDROGENATION CATALYST AND APPLICATION THEREOF AN...
Publication number
20240392200
Publication date
Nov 28, 2024
China Petroleum and Chemical Corporation
Zhanlin YANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD AND PRODUCTION DEVICE FOR PROPYLENE
Publication number
20230357102
Publication date
Nov 9, 2023
China Petroleum and Chemical Corporation
Kai QIAO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Silicon-containing alumina support, a process for preparing the sup...
Publication number
20050143256
Publication date
Jun 30, 2005
CHINA PETROLEUM & CHEMICAL CORPORATION
Dengling Wei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Silicon-containing alumina support, a process for preparing the sup...
Publication number
20040082467
Publication date
Apr 29, 2004
CHINA PETROLEUM & CHEMICAL CORPORATION
Dengling Wei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL