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. 14, 1995
Filed:
Jul. 14, 1993
Applicant:
Inventors:
Alok K Bhargava, Whipanny, NJ (US);
Wai Seung Louie, Brooklyn, NY (US);
Arthur N Stefani, Princeton, NJ (US);
Assignee:
ABB Lummus Crest Inc., Bloomfield, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208131 ; 208 50 ;
Abstract
Waste refinery sludge having a high water content along with hydrocarbon liquids and solids is disposed of in a delayed coking process. The sludge is pretreated and heated to a coking temperature and then introduced into the top of a delayed coking drum.