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.

Date of Patent:
Dec. 25, 2007

Filed:

Jun. 12, 2002
Applicants:

Anders Bergkvist, Oslo, NO;

Sven Allroth, Höganäs, SE;

Paul Skoglund, Höganäs, SE;

Inventors:

Anders Bergkvist, Oslo, NO;

Sven Allroth, Höganäs, SE;

Paul Skoglund, Höganäs, SE;

Assignee:

Höganäs AB, Höganäs, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 9/00 (2006.01); B22F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention concerns a method of preparing products having a sintered density of above 7.3 g/cm. This method comprises the steps of subjecting a water-atomised, stainless steel powder to HVC compaction with an uniaxial pressure movement with a ram speed of at least 2 m/s, and sintering the green body.


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