Ronghui ZENG

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Fushun, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wax oil hydrocracking method and system
- Patent number 10,639,618
- Issue date May 5, 2020
- China Petroleum and Chemical Corporation
- Tao Liu
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Wet start-up method for hydrogenation unit, energy-saving hydrogena...
- Patent number 9,574,141
- Issue date Feb 21, 2017
- China Petroleum and Chemical Corporation
- Ronghui Zeng
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for hydrotreating inferior naphtha fraction
- Patent number 9,017,545
- Issue date Apr 28, 2015
- China Petroleum and Chemical Corporation
- Ying Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for carrying out gas-liquid countercurrent processing
- Patent number 7,435,336
- Issue date Oct 14, 2008
- China Petroleum & Chenical Corporation
- Baoping Han
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Wax Oil Hydrocracking Method and System
- Publication number 20190201882
- Publication date Jul 4, 2019
- China Petroleum and Chemical Corporation
- Tao LIU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Wet Start-up Method for Hydrogenation Unit, Energy-Saving Hydrogena...
- Publication number 20140124408
- Publication date May 8, 2014
- FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC
- Ronghui ZENG
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Process for Hydrotreating Inferior Naphtha Fraction
- Publication number 20130118953
- Publication date May 16, 2013
- FUSHUN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC
- Ying ZHANG
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Process for carrying out gas-liquid countercurrent processing
- Publication number 20040112794
- Publication date Jun 17, 2004
- CHINA PETROLEUM & CHEMICAL CORPORATION
- Baoping Han
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL