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:
Dec. 15, 1987
Filed:
May. 15, 1987
Applicant:
Inventor:
Michel Madsac, Sceaux, FR;
Assignee:
L'Air Liquide, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
419-8 ; 419-9 ; 419 19 ; 419 43 ; 419 53 ; 419 54 ; 419 57 ; 419 58 ; 264125 ; 264 60 ; 264 65 ;
Abstract
The powdered material contains oxygen in the oxide and/or adsorbed form and the oxygen present is reduced in a first pre-sintering stage and the cohesion of the material is ensured in a second sintering stage. The pre-sintering stage is carried out under a reducing atmosphere based on hydrogen and neutral gas whose flow rate F.sub.G is higher than or equal to: ##EQU1## in which relation: S.sub.P =section of the layer of powder to be sintered in sq.m
Madsac, Michel. (1987). Process for sintering powdered material in a continuous furnace (U.S. Patent No. 4713215). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4713215
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile