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:
Feb. 16, 1982
Filed:
Jul. 18, 1977
Applicant:
Inventors:
Chatty Rao, Bensberg-Refrath, DE;
Hans Bender, Leverkusen, DE;
Assignee:
Klockner-Humboldt-Deutz AG, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B / ; C22B / ; C22B / ; B32B / ;
U.S. Cl.
CPC ...
428542 ; 75-3 ; 75-5 ; 75256 ; 249117 ; 249174 ; 75 41 ; 428576 ; 428-2 ;
Abstract
A casting consisting of a dehydrated agglomerate of particulate material and shaped such that one of its right angle projections is in the form of a trapezoid whose sides include angles greater than 90.degree., the sides being joined by means of curved surfaces.