FR702235A - Perfectionnements aux cartouches de mine - Google Patents

Perfectionnements aux cartouches de mine

Info

Publication number
FR702235A
FR702235A FR702235DA FR702235A FR 702235 A FR702235 A FR 702235A FR 702235D A FR702235D A FR 702235DA FR 702235 A FR702235 A FR 702235A
Authority
FR
France
Prior art keywords
cartridges
mine
mine cartridges
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
English (en)
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 FR702235A publication Critical patent/FR702235A/fr
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)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
FR702235D 1929-09-16 1930-09-08 Perfectionnements aux cartouches de mine Expired FR702235A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US392849A US1829855A (en) 1929-09-16 1929-09-16 Blasting cartridge

Publications (1)

Publication Number Publication Date
FR702235A true FR702235A (fr) 1931-04-02

Family

ID=23552258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR702235D Expired FR702235A (fr) 1929-09-16 1930-09-08 Perfectionnements aux cartouches de mine

Country Status (4)

Country Link
US (1) US1829855A (cs)
BE (1) BE373349A (cs)
DE (1) DE552576C (cs)
FR (1) FR702235A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156034B (de) * 1954-11-12 1963-10-24 Olin Mathieson Gasdruck-Sprengvorrichtung fuer den Bergbau u. dgl.

Also Published As

Publication number Publication date
US1829855A (en) 1931-11-03
BE373349A (cs)
DE552576C (de) 1932-06-15

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