CH4233A - Einrichtung zum Bohren von hartem Gestein - Google Patents

Einrichtung zum Bohren von hartem Gestein

Info

Publication number: CH4233A
Authority: CH; Switzerland
Prior art keywords: hard rock; drilling hard; drilling; rock; hard
Prior art date: 1891-10-17

Application number

CH4233A

Other languages

English (en)

Inventor

Halske Siemens

Original Assignee

Siemens Ag

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.)

1891-10-17

Filing date

1891-10-17

Publication date

1892-05-14

1891-10-17 Application filed by Siemens Ag filed Critical Siemens Ag

1892-05-14 Publication of CH4233A publication Critical patent/CH4233A/de

Links

238000005553 drilling Methods 0.000 title 1
239000011435 rock Substances 0.000 title 1

CH4233A 1891-10-17 1891-10-17 Einrichtung zum Bohren von hartem Gestein CH4233A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH4233T		1891-10-17

Publications (1)

Publication Number	Publication Date
CH4233A true CH4233A (de)	1892-05-14

Family

ID=4186678

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH4233A CH4233A (de)	1891-10-17	1891-10-17	Einrichtung zum Bohren von hartem Gestein

Country Status (1)

Country	Link
CH (1)	CH4233A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1136283B (de) *	1956-05-05	1962-09-06	Andreas Stihl	Erdbohrgeraet zum Herstellen von Bohrloechern fuer den Grundbau, von Pflanzloechern od. dgl.

1891
- 1891-10-17 CH CH4233A patent/CH4233A/de unknown

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1136283B (de) *	1956-05-05	1962-09-06	Andreas Stihl	Erdbohrgeraet zum Herstellen von Bohrloechern fuer den Grundbau, von Pflanzloechern od. dgl.

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