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, 1977
Filed:
May. 12, 1976
Applicant:
Inventors:
Gernot Staudinger, Amsterdam, NL;
Jaap E Naber, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; B01J / ;
U.S. Cl.
CPC ...
423244 ; 169 12 ; 2524 / ; 55 73 ;
Abstract
Prevention of the formation of explosive mixtures by hydrogen leaking through valves into ducts normally containing quiescent flue gas containing oxygen is accomplished by maintaining a continuous flow of the flue gas sufficient to dilute the hydrogen.