CH25428A - Neuartiger Erweiterungsbohrer zur Herstellung von sog. Sprengkammern in Gesteinsbohrlöchern - Google Patents

Neuartiger Erweiterungsbohrer zur Herstellung von sog. Sprengkammern in Gesteinsbohrlöchern

Info

Publication number
CH25428A
CH25428A CH25428A CH25428DA CH25428A CH 25428 A CH25428 A CH 25428A CH 25428 A CH25428 A CH 25428A CH 25428D A CH25428D A CH 25428DA CH 25428 A CH25428 A CH 25428A
Authority
CH
Switzerland
Prior art keywords
production
drill
novel extension
explosive chambers
called explosive
Prior art date
Application number
CH25428A
Other languages
English (en)
Inventor
Friedrich Anschuetz
Original Assignee
Friedrich Anschuetz
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 Friedrich Anschuetz filed Critical Friedrich Anschuetz
Publication of CH25428A publication Critical patent/CH25428A/de

Links

CH25428A 1901-11-08 1901-11-08 Neuartiger Erweiterungsbohrer zur Herstellung von sog. Sprengkammern in Gesteinsbohrlöchern CH25428A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH25428T 1901-11-08

Publications (1)

Publication Number Publication Date
CH25428A true CH25428A (de) 1903-05-15

Family

ID=4236134

Family Applications (1)

Application Number Title Priority Date Filing Date
CH25428A CH25428A (de) 1901-11-08 1901-11-08 Neuartiger Erweiterungsbohrer zur Herstellung von sog. Sprengkammern in Gesteinsbohrlöchern

Country Status (1)

Country Link
CH (1) CH25428A (de)

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