AT296916B - Schlagbohrmeißel - Google Patents

Schlagbohrmeißel

Info

Publication number
AT296916B
AT296916B AT1146368A AT1146368A AT296916B AT 296916 B AT296916 B AT 296916B AT 1146368 A AT1146368 A AT 1146368A AT 1146368 A AT1146368 A AT 1146368A AT 296916 B AT296916 B AT 296916B
Authority
AT
Austria
Prior art keywords
drill bit
impact drill
impact
bit
drill
Prior art date
Application number
AT1146368A
Other languages
English (en)
Inventor
Reginald George Edward Rabett
Original Assignee
Padley & Venables Ltd
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 Padley & Venables Ltd filed Critical Padley & Venables Ltd
Application granted granted Critical
Publication of AT296916B publication Critical patent/AT296916B/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
AT1146368A 1967-11-28 1968-11-26 Schlagbohrmeißel AT296916B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5404667A GB1181428A (en) 1967-11-28 1967-11-28 Improvements in or relating to Percussive Drill Bits

Publications (1)

Publication Number Publication Date
AT296916B true AT296916B (de) 1972-03-10

Family

ID=10469761

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1146368A AT296916B (de) 1967-11-28 1968-11-26 Schlagbohrmeißel

Country Status (4)

Country Link
AT (1) AT296916B (de)
BE (1) BE724308A (de)
DE (1) DE1811202A1 (de)
GB (1) GB1181428A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2158628B1 (de) * 1971-11-26 1973-05-03 Waiiram-Hartmetall GmbH, 4300 Essen Bohrschneide
FR2324857A1 (fr) * 1975-09-19 1977-04-15 Foraco Forage Rationnel Const Raccord de couronne de forage et methode de mise en oeuvre en circulation inverse
DE2854461C2 (de) * 1978-12-16 1983-03-10 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Versenkbohrhammer
ZA924617B (en) * 1991-03-25 1994-05-27 Boart International S A Pty Lt A percussion drill bit
DE4200580A1 (de) * 1991-09-13 1993-03-18 Hausherr & Soehne Rudolf Gesteinsbohrkrone
KR20210091798A (ko) * 2018-11-22 2021-07-22 민콘 인터내셔널 리미티드 충격 드릴 공구용 드릴 비트 조립체
WO2021148597A1 (en) * 2020-01-22 2021-07-29 Sandvik Mining And Construction Tools Ab Drill bit with directed flushing holes

Also Published As

Publication number Publication date
GB1181428A (en) 1970-02-18
DE1811202A1 (de) 1969-07-17
BE724308A (de) 1969-05-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee