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:
Mar. 08, 1988
Filed:
May. 30, 1986
Applicant:
Inventor:
Richard H Nielsen, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208154 ; 208113 ; 208127 ; 208152 ; 208153 ; 208164 ; 208D / ;
Abstract
A method of feeding a mixture of fluidized solids, such as cracking catalyst, and a fluidized feed material to be contacted therewith, such as a hydrocarbon feedstock to be cracked, into a contacting zone. In another aspect, method and apparatus useful in starting up a catalytic cracking unit are disclosed.