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:
Feb. 11, 2020
Filed:
Nov. 13, 2015
Applicant:
Orica International Pte Ltd., Singapore, SG;
Inventors:
Darren Morton, Melbourne, AU;
Su Nee Tan, Melbourne, AU;
Assignee:
ORICA INTERNATIONAL PTE LTD., Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21C 37/00 (2006.01); F15D 1/02 (2006.01); F16L 11/12 (2006.01); F42D 1/10 (2006.01);
U.S. Cl.
CPC ...
F16L 11/12 (2013.01); E21C 37/00 (2013.01); F15D 1/02 (2013.01); F42D 1/10 (2013.01);
Abstract
This invention provides a hose for conveying an emulsion explosive together with an annular stream of aqueous solution around the emulsion explosive as a lubricant, wherein the hose comprises an internal surface that reduces disruption of the annular stream during conveying of the emulsion explosive. Also provided is a method of producing this type of hose and practical applications of the hose in commercial mining and blasting operations.