FR1038822A - Improvements to time blasting devices - Google Patents

Improvements to time blasting devices

Info

Publication number
FR1038822A
FR1038822A FR1038822DA FR1038822A FR 1038822 A FR1038822 A FR 1038822A FR 1038822D A FR1038822D A FR 1038822DA FR 1038822 A FR1038822 A FR 1038822A
Authority
FR
France
Prior art keywords
blasting devices
time blasting
time
devices
blasting
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.)
Expired
Application number
Other languages
French (fr)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1038822A publication Critical patent/FR1038822A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/04—Arrangements for ignition
    • F42D1/06—Relative timing of multiple charges
    • 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
    • F42B3/10—Initiators therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR1038822D 1950-06-15 1951-06-15 Improvements to time blasting devices Expired FR1038822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1495050A GB708422A (en) 1950-06-15 1950-06-15 Improvements in or relating to delay blasting devices

Publications (1)

Publication Number Publication Date
FR1038822A true FR1038822A (en) 1953-10-01

Family

ID=10050404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1038822D Expired FR1038822A (en) 1950-06-15 1951-06-15 Improvements to time blasting devices

Country Status (4)

Country Link
BE (1) BE503949A (en)
DE (1) DE903320C (en)
FR (1) FR1038822A (en)
GB (1) GB708422A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857845A (en) * 1954-09-29 1958-10-28 Olin Mathieson Explosive device
CN110260737A (en) * 2019-07-05 2019-09-20 中国人民解放军陆军工程大学 Confined space section gap powder charge detonation flame proof pipe and flame proof method

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2707438A (en) * 1954-05-26 1955-05-03 Canadian Ind 1954 Ltd Short interval delay blasting device
US2707439A (en) * 1954-05-26 1955-05-03 Canadian Ind 1954 Ltd Short interval delay blasting device
GB782305A (en) * 1955-06-22 1957-09-04 Ici Ltd Delay blasting device
US3129663A (en) * 1961-08-11 1964-04-21 Aircraft Armaments Inc Fittings for low energy detonating cord
EP0208416B1 (en) * 1985-06-28 1989-04-05 Aeci Limited Interconnecting low energy fuses
US6622630B2 (en) 1999-04-16 2003-09-23 Schlumberger Technology Corporation Booster
CN110260742B (en) * 2019-07-05 2023-07-07 中国人民解放军陆军工程大学 Explosion-proof and delay explosion-propagating device and method for sealed space sectional and spaced charge explosion
CN110207548B (en) * 2019-07-05 2023-06-20 中国人民解放军陆军工程大学 Multidirectional energy-gathering blasting device and method for hard rock one-time blasting forming and ballasting
CN110243242B (en) * 2019-07-05 2023-06-20 中国人民解放军陆军工程大学 Blasting device and method for rapid forming and ballasting of hard rock V-shaped pit body
CN110260733B (en) * 2019-07-05 2023-06-20 中国人民解放军陆军工程大学 Hard rock one-time pit forming device and method for multidirectional energy-gathering hydraulic blasting
CN110186341B (en) * 2019-07-05 2023-06-16 中国人民解放军陆军工程大学 Blasting device and method for rapid forming of hard rock V-shaped pits

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857845A (en) * 1954-09-29 1958-10-28 Olin Mathieson Explosive device
CN110260737A (en) * 2019-07-05 2019-09-20 中国人民解放军陆军工程大学 Confined space section gap powder charge detonation flame proof pipe and flame proof method
CN110260737B (en) * 2019-07-05 2023-07-07 中国人民解放军陆军工程大学 Explosion isolation pipe for sectionally and separately charging explosive in closed space and explosion isolation method

Also Published As

Publication number Publication date
GB708422A (en) 1954-05-05
DE903320C (en) 1954-02-04
BE503949A (en)

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