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.:

US 7857922 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 28, 2010

Filed:

Nov. 21, 2003
Applicants:

Kjell-tore Smith, Sætre, NO;

Øyvind Hammer Johansen, Oslo, NO;

Erlend Skjold, Sætre, NO;

Richard Gjersoe, Heer, NO;

Inventors:

Kjell-Tore Smith, Sætre, NO;

Øyvind Hammer Johansen, Oslo, NO;

Erlend Skjold, Sætre, NO;

Richard Gjersoe, Heer, NO;

Assignee:

Dyno Nobel ASA, Saetre, NO;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C06B 25/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to pressable explosive compositions with enhanced sensitivity characteristics and processability. The explosive compositions are based on crystalline explosive crystals of 1,3,5-trinitro-1,3,5-triazacyclohexane (RDX) Type I alone or in combination with a smaller percentage of 1,3,5-tetranitro-1,3,5,7-tetrazacyclooctane (HMX) where the crystals are coated with a binder system consisting of a polyacrylic elastomer to which a plasticizer is added. These explosive compositions are produced in a so-called water-slurry process where the explosive crystals are washed in water whereupon a solution of the binder system is added. After the admixture the solvent is distilled off and the coated product is isolated by filtering.


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Smith, Kjell-Tore. (2010). Pressable plastic-bound explosive composition (U.S. Patent No. 7857922). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7857922

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