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:
Jan. 20, 1981
Filed:
Jul. 23, 1979
Applicant:
Inventor:
Jacques Lesgourgues, Corbeil, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
264111 ; 264118 ; 264263 ; 264271 ; 264275 ; 428550 ; 428554 ; 428555 ;
Abstract
The invention concerns a process for the manufacture of pieces comprising least one part of an abradable, porous material, which may be integral with a support part. The process is characterized in that synthesis by diffusion of the abradable material is effected in a mold, at least one part of which constitutes the support piece.