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:
Apr. 01, 1986
Filed:
Jun. 08, 1981
Applicant:
Inventors:
Byron G Spars, Mill Valley, CA (US);
Robert P Sieg, Walnut Creek, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10B / ;
U.S. Cl.
CPC ...
208 / ; 208 / ;
Abstract
A temperature gradient in staged turbulent bed retort established by adding heat transfer material at different levels along vertical length of retort to prevent thermal cracking of product vapors.