The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 2018
Filed:
Oct. 29, 2014
Applicants:
China Petroleum & Chemical Corporation, Beijing, CN;
Research Institute of Petroleum Processing, Sinopec, Beijing, CN;
Inventors:
Changjiu Xia, Beijing, CN;
Bin Zhu, Beijing, CN;
Min Lin, Beijing, CN;
Xinxin Peng, Beijing, CN;
Xingtian Shu, Beijing, CN;
Chunfeng Shi, Beijing, CN;
Assignees:
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPEC, Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B 39/08 (2006.01); C01B 39/00 (2006.01);
U.S. Cl.
CPC ...
C01B 39/00 (2013.01); C01B 39/085 (2013.01); C01P 2004/90 (2013.01); C01P 2006/17 (2013.01);
Abstract
The present invention relates to a titanium silicalite molecular sieve, wherein the crystal grain of the titanium silicalite molecular sieve has a ratio of (surface Si/Ti ratio):(bulk Si/Ti ratio) being larger than 1.1 and less than 5.