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. 12, 1988
Filed:
Dec. 11, 1986
Applicant:
Inventors:
Hans Ehrnstrom, Gyttorp, SE;
Gunnar Ekman, Nora, SE;
Assignee:
Nitro Nobel AB, Gyttorp, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C06B / ;
U.S. Cl.
CPC ...
149-2 ; 149 21 ; 1491096 ;
Abstract
A method and an oxidizing composition for preparation of a water-in-oil type emulsion explosive in which a pre-emulsion is formed from a fuel phase and a first part of an oxidizer phase, an oxidizing composition is prepared between a second part of the oxidizer phase and a void containing or void generating material for the explosive whereafter the pre-emulsion and the mixture are emulsified to form the final emulsion.