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:
Sep. 14, 1976
Filed:
Apr. 21, 1975
Applicant:
Inventor:
Kjell Lovold, Nittedal, NO;
Assignee:
Dyno Industrier A.S., Oslo, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C06B / ;
U.S. Cl.
CPC ...
264 / ; 149 72 ;
Abstract
A method of continuously processing meal black powder in order to make it suitable for use in fuses, wherein a conventionally produced meal black powder is blended with about 20 % of water; said moist black powder is compressed to a coherent body in the form of sheets; said sheets are rubbed through a sieve; said sieved powder is agglomerated into spherical grains; said grains are dried to a moisture content of about 1 % and are sieved in order to provide a fraction having a grain size in the range of 0.3 and 1.0 mm.
Lovold, Kjell. (1976). Method for the processing of black powder (U.S. Patent No. 3980741). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3980741
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile