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:
Aug. 07, 1979
Filed:
Feb. 28, 1977
Applicant:
Inventors:
Gary J Acres, London, GB;
Alan S Darling, London, GB;
Assignee:
Johnson, Matthey & Co., Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
2524 / ; 2524 / ; 427 34 ; 427214 ;
Abstract
This invention describes an article which may be used at high temperatures under non-oxidizing or reducing conditions. The article comprises a core made from a refractory compound, a sheath of a platinum group metal or of an alloy based on at least obe metal of the platinum group enclosing the core and a barrier layer of magnesia intermediate the core and the sheath.