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:
May. 23, 1995
Filed:
Jun. 21, 1993
Applicant:
Inventors:
Leonce F Castagnos, Jr, The Woodlands, TX (US);
Gary E Collier, Houston, TX (US);
Steven L Keiner, Houston, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
F27B / ;
U.S. Cl.
CPC ...
422147 ; 55435 ; 554591 ; 422241 ;
Abstract
A wear resistant vent orifice is formed by a ring plate member, having erosion protective material at least on the inner annulus thereof, defining the vent orifice between the inner annulus of the ring plate and a tube member passing therethrough.