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:
Jul. 26, 1977
Filed:
Mar. 25, 1975
Applicant:
Inventor:
Hartmut Rieschel, Hattingen, Ruhr, DT;
Assignee:
Maschinenfabrik Koppern GmbH & Co., KG, Hattingen, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
294205 ; 29 52 ; 164 70 ; 264118 ; 425308 ; 425314 ; 225103 ; 225 97 ;
Abstract
Method and apparatus for the briquetting of metal swarf, pellets and powders on roller presses having briquetting rollers which are provided with moulding depressions on their cylindrical surfaces by which a briquette extrusion is formed having alternating briquette mouldings extending from one or other side of the extrusion and arranged in a chequerred pattern, each briquette moulding having a plane face on the opposite side of the extrusion. The extrusion is separated into individual briquettes by a surface pressure applied to the extrusion substantially at right angles to the plane of the extrusion.