FR759531A - Perfectionnements aux mèches de mines - Google Patents

Perfectionnements aux mèches de mines

Info

Publication number
FR759531A
FR759531A FR759531DA FR759531A FR 759531 A FR759531 A FR 759531A FR 759531D A FR759531D A FR 759531DA FR 759531 A FR759531 A FR 759531A
Authority
FR
France
Prior art keywords
mine
bits
mine bits
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)
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.)
Davey Bickford Smith et Cie SA
Original Assignee
Davey Bickford Smith et Cie SA
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 Davey Bickford Smith et Cie SA filed Critical Davey Bickford Smith et Cie SA
Application granted granted Critical
Publication of FR759531A publication Critical patent/FR759531A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C5/00—Fuses, e.g. fuse cords

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR759531D 1932-11-02 1932-11-02 Perfectionnements aux mèches de mines Expired FR759531A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759531T 1932-11-02

Publications (1)

Publication Number Publication Date
FR759531A true FR759531A (fr) 1934-02-05

Family

ID=9167293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759531D Expired FR759531A (fr) 1932-11-02 1932-11-02 Perfectionnements aux mèches de mines

Country Status (1)

Country Link
FR (1) FR759531A (fr)

Similar Documents

Publication Publication Date Title
FR733098A (fr) Perfectionnements aux cuvelages pour tunnels ou usages analogues
FR803907A (fr) Perfectionnements aux mines sous-marines
FR757734A (fr) Perfectionnements aux dispositifs exploseurs de mines
FR732263A (fr) Perfectionnements aux détonateurs
FR754975A (fr) Perfectionnements aux cartouches de mines
FR815730A (fr) Perfectionnements aux cadres de galeries de mines
FR759531A (fr) Perfectionnements aux mèches de mines
FR730837A (fr) étançon de mines
FR732607A (fr) Perfectionnements apportés aux ventilateurs de mines
FR825467A (fr) Perfectionnements aux explosifs de mines non détonants
FR768108A (fr) Perfectionnements aux étais de mines
FR724344A (fr) Perfectionnements apportés aux lampes de mine
FR824526A (fr) Perfectionnements apportés aux ramasseuses pour mines
FR755490A (fr) Mécanismes de perforatrices de roche
FR763264A (fr) Perfectionnements aux wagons ou wagonnets de mines ou autres
FR770301A (fr) Perfectionnements aux cartouches de mine
FR789491A (fr) Perfectionnements aux lampes de mines
FR750961A (fr) Perfectionnements aux cartouches explosives
FR759144A (fr) Perfectionnements aux haveuses
FR810580A (fr) Perfectionnements aux dispositifs de sautage de mines
FR706512A (fr) Perfectionnements aux antennes de mines sous-marines
FR670613A (fr) Perfectionnements aux cartouches de mines
FR46924E (fr) étançon de mines
FR752592A (fr) Transporteur pour mines
FR771370A (fr) Perfectionnements aux fours tunnels