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:
Sep. 27, 1983
Filed:
Jun. 16, 1981
Applicant:
Inventor:
John R Casperson, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C / ; B01J / ;
U.S. Cl.
CPC ...
422156 ; 422151 ; 423450 ;
Abstract
A carbon black reactor having a mixing section and a reaction section with a choke situated within one of these sections further modified by means for reciprocating the choke along the longitudinal axis of the reactor to disrupt flow and, thereby, produce low tint residual carbon black. A method for producing carbon black utilizing the reciprocating choke.
Quick Actions:
Casperson, John. (1983). Variable venturi carbon black reactor (U.S. Patent No. 4406862). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4406862
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile