Steam cracking processes

US9505677B2 · kind B2 · utility

Assignees

• CHINA PETROLEUM & CHEMICAL CORPORATION · CN
• BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION · CN

Inventors

• Guoqing Wang · Beijing, CN
• Lijun Zhang · Shandong, CN
• Yonggang Zhang · Suzhou, CN
• Junjie Liu · Shandong, CN
• Zhiguo Du · Beijing, CN
• Xianfeng Zhou · Meridian, US
• Wei Li · 东风镇, CN
• Cong Zhou · Nanhu, CN

Key dates

• Filing date: Oct 28, 2013
• Grant date: Nov 29, 2016
• Expiry date: Jan 25, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10G2300/1092
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The present disclosure provides a steam cracking process, comprising heating a liquid feed stock in a convection section of a cracking furnace and subsequently conveying the material to a radiant section of the cracking furnace for cracking reaction therein, wherein a monoolefin-containing stream is conveyed to the cracking furnace for cracking reaction through at least one of modes A to C.