FR773535A - Improvements to mine cartridges using air or other compressed gas - Google Patents

Improvements to mine cartridges using air or other compressed gas

Info

Publication number
FR773535A
FR773535A FR773535DA FR773535A FR 773535 A FR773535 A FR 773535A FR 773535D A FR773535D A FR 773535DA FR 773535 A FR773535 A FR 773535A
Authority
FR
France
Prior art keywords
cartridges
mine
air
compressed gas
compressed
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.)
SAFETY MINING CO
Original Assignee
SAFETY MINING CO
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 SAFETY MINING CO filed Critical SAFETY MINING CO
Application granted granted Critical
Publication of FR773535A publication Critical patent/FR773535A/en
Expired 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
    • F42B3/04—Blasting cartridges, i.e. case and explosive for producing gas under pressure
    • F42B3/06—Blasting cartridges, i.e. case and explosive for producing gas under pressure with re-utilisable case

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
FR773535D 1933-05-29 1934-05-23 Improvements to mine cartridges using air or other compressed gas Expired FR773535A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US429807XA 1933-05-29 1933-05-29

Publications (1)

Publication Number Publication Date
FR773535A true FR773535A (en) 1934-11-21

Family

ID=21924803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR773535D Expired FR773535A (en) 1933-05-29 1934-05-23 Improvements to mine cartridges using air or other compressed gas

Country Status (5)

Country Link
BE (1) BE403297A (en)
DE (1) DE658096C (en)
FR (1) FR773535A (en)
GB (1) GB429807A (en)
NL (2) NL47013C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073986B (en) * 1960-01-28 Cardox Corporation, Chicago, 111. (V.St.A.) Tubular pressurized gas explosive device for mining
CN107300344B (en) * 2017-07-03 2023-02-17 能诚集团有限公司 Gas explosion pipe and gas explosion system
CN113483604B (en) * 2021-04-30 2022-09-30 长沙领英智造科技有限公司 Ultrahigh-pressure liquid metal sealing electromagnetic control valve

Also Published As

Publication number Publication date
DE658096C (en) 1938-03-22
GB429807A (en) 1935-06-06
BE403297A (en) 1934-06-30
NL55176C (en) 1943-09-15
NL47013C (en) 1939-11-15

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