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WO2006063369A3 - Rock breaking cartridge - Google Patents

Rock breaking cartridge Download PDF

Info

Publication number
WO2006063369A3
WO2006063369A3 PCT/ZA2005/000181 ZA2005000181W WO2006063369A3 WO 2006063369 A3 WO2006063369 A3 WO 2006063369A3 ZA 2005000181 W ZA2005000181 W ZA 2005000181W WO 2006063369 A3 WO2006063369 A3 WO 2006063369A3
Authority
WO
WIPO (PCT)
Prior art keywords
rock breaking
housing
breaking cartridge
cartridge
closure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/ZA2005/000181
Other languages
French (fr)
Other versions
WO2006063369A2 (en
Inventor
Edward Walenty Tota
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXCO International Ltd
Original Assignee
NXCO International Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NXCO International Ltd filed Critical NXCO International Ltd
Publication of WO2006063369A2 publication Critical patent/WO2006063369A2/en
Publication of WO2006063369A3 publication Critical patent/WO2006063369A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/24—Cartridge closures or seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Disintegrating Or Milling (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

A rock breaking cartridge /1OA) which has a tubular housing (12A) with a closure (30A) which is releasably engaged with an opening at one end of the housing. Propellant (52) is contained within the housing. In one mode the closure is slidable within the housing.
PCT/ZA2005/000181 2004-12-08 2005-12-08 Rock breaking cartridge Ceased WO2006063369A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200409928 2004-12-08
ZA2004/9928 2004-12-08

Publications (2)

Publication Number Publication Date
WO2006063369A2 WO2006063369A2 (en) 2006-06-15
WO2006063369A3 true WO2006063369A3 (en) 2006-08-03

Family

ID=36168858

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ZA2005/000181 Ceased WO2006063369A2 (en) 2004-12-08 2005-12-08 Rock breaking cartridge

Country Status (1)

Country Link
WO (1) WO2006063369A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2502043B (en) * 2012-03-27 2017-12-06 Controlled Blasting Solutions Ltd Improved directional gas pressure device
CN103267450B (en) * 2013-05-21 2015-04-29 宏大矿业有限公司 Waterproof high-pressure-resistant deep well blasting cartridge
US20160231091A1 (en) 2013-09-30 2016-08-11 Controlled Blasting Solutions Limited Improved directional gas pressure device
CN113587760B (en) * 2021-08-03 2023-08-25 中南大学 Combined rock-breaking method of thermal expansion rock-breaking pipe and foundation pit in hard rock formation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB462691A (en) * 1935-09-13 1937-03-15 James Taylor Improvements in or relating to blasting devices
US2755735A (en) * 1955-03-09 1956-07-24 Illinois Powder Mfg Company Explosive cartridge assembly
US4000696A (en) * 1975-09-05 1977-01-04 Excoa, Inc. Cartridge for two component field mixed explosive
DE20206451U1 (en) * 2002-01-31 2002-09-19 Sprengstoffwerk Gnaschwitz GmbH, 02692 Gnaschwitz Plastic explosive composition, in particular for a small-caliber initial ignition for tunnel construction, and a booster for its use
US20030015112A1 (en) * 2001-07-19 2003-01-23 Mihailo Gavrilovic Cartridge and method for small charge breaking

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB462691A (en) * 1935-09-13 1937-03-15 James Taylor Improvements in or relating to blasting devices
US2755735A (en) * 1955-03-09 1956-07-24 Illinois Powder Mfg Company Explosive cartridge assembly
US4000696A (en) * 1975-09-05 1977-01-04 Excoa, Inc. Cartridge for two component field mixed explosive
US20030015112A1 (en) * 2001-07-19 2003-01-23 Mihailo Gavrilovic Cartridge and method for small charge breaking
DE20206451U1 (en) * 2002-01-31 2002-09-19 Sprengstoffwerk Gnaschwitz GmbH, 02692 Gnaschwitz Plastic explosive composition, in particular for a small-caliber initial ignition for tunnel construction, and a booster for its use

Also Published As

Publication number Publication date
WO2006063369A2 (en) 2006-06-15

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