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:
Apr. 20, 1976
Filed:
Nov. 27, 1972
Applicant:
Inventors:
Norbert Dautzenberg, Meerbusch, DT;
Josef Hewing, Monchen-Gladbach, DT;
Max Michalke, Rheydt, DT;
Henri Weber, Monchem-Gladbach, DT;
Assignees:
Nederlandsche Wapen-en Munitiefabriek De Kruithoorn N.V., 's Hertogenbosch, NL;
Mannesmann Aktiengesellschaft, Dusseldorf, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42B / ;
U.S. Cl.
CPC ...
86 10 ; 75 / ; 102 927 ;
Abstract
An iron powder is compressed into a disintegrating bullet used for practice ammunition. The powder having a predetermined particle dimension is obtained by atomizing a molten mass of steel with pressurized water. The powder is annealed subsequently, then crushed, scrubbed and sieved to obtain particles at a size preferably between 0.4 to 1 mm.