GB1269581A - Improvements in and relating to pneumatic drills - Google Patents

Improvements in and relating to pneumatic drills

Info

Publication number
GB1269581A
GB1269581A GB2088/70A GB208870A GB1269581A GB 1269581 A GB1269581 A GB 1269581A GB 2088/70 A GB2088/70 A GB 2088/70A GB 208870 A GB208870 A GB 208870A GB 1269581 A GB1269581 A GB 1269581A
Authority
GB
United Kingdom
Prior art keywords
grooves
flushing fluid
supply
ducts
liner
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
GB2088/70A
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.)
Stenuick Freres SA
Original Assignee
Stenuick Freres 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 Stenuick Freres SA filed Critical Stenuick Freres SA
Publication of GB1269581A publication Critical patent/GB1269581A/en
Expired legal-status Critical Current

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
GB2088/70A 1969-05-23 1970-01-15 Improvements in and relating to pneumatic drills Expired GB1269581A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6916870A FR2044939A5 (sv) 1969-05-23 1969-05-23

Publications (1)

Publication Number Publication Date
GB1269581A true GB1269581A (en) 1972-04-06

Family

ID=9034510

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2088/70A Expired GB1269581A (en) 1969-05-23 1970-01-15 Improvements in and relating to pneumatic drills

Country Status (6)

Country Link
US (1) US3640350A (sv)
DE (1) DE1962185B2 (sv)
ES (1) ES375052A1 (sv)
FR (1) FR2044939A5 (sv)
GB (1) GB1269581A (sv)
SE (1) SE395040B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH613748A5 (en) * 1975-03-22 1979-10-15 Walter H P Gmbh & Co Druckluft Deep-hole hammer drill
DE2816737C3 (de) * 1978-04-18 1981-03-19 Hans Philipp 3570 Stadtallendorf Walter Bohrhammer, Insbesondere Tieflochhammer
DE2924392C2 (de) * 1979-06-16 1982-09-23 Brückner Grundbau GmbH, 4300 Essen Bohrvorrichtung zum Überlagerungsbohren
DE2924393C2 (de) * 1979-06-16 1983-06-23 Brückner Grundbau GmbH, 4300 Essen Bohrvorrichtung zum Überlagerungsbohren
FR2523202A1 (fr) * 1982-03-11 1983-09-16 Stenuick Freres Marteau a entrainement pneumatique du type " fond-de-trou "
FR2528104A1 (fr) * 1982-06-04 1983-12-09 Stenuick Freres Marteau de forage
US4474252A (en) * 1983-05-24 1984-10-02 Thompson Farish R Method and apparatus for drilling generally horizontal bores
US5327979A (en) * 1993-10-22 1994-07-12 Industrial Technology Research Institute Coolant through spindle device
AUPM720294A0 (en) * 1994-08-01 1994-08-25 Sds Pacific Pte Ltd Inner sleeve for a fluid operated piston type hammer
US7992652B2 (en) * 2009-02-05 2011-08-09 Atlas Copco Secoroc Llc Fluid distributor cylinder for percussive drills
CN107676032A (zh) * 2017-09-05 2018-02-09 中国石油天然气集团公司 盘阀式复合冲击机构
FI20185061A1 (sv) * 2018-01-23 2019-07-24 Mincon Nordic Oy Arrangemang och förfarande för montering av ett markrör
CN111395949B (zh) * 2020-04-08 2021-08-17 中煤科工集团重庆研究院有限公司 一种井下小曲率梳状孔高效成孔装置及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2837317A (en) * 1957-02-15 1958-06-03 Ingersoll Rand Co Hole cleaning device
US2942578A (en) * 1957-04-24 1960-06-28 Gardner Denver Co Rock drill
US2947519A (en) * 1957-09-11 1960-08-02 Westinghouse Air Brake Co Percussion drill
BE637490A (sv) * 1962-09-17

Also Published As

Publication number Publication date
FR2044939A5 (sv) 1971-02-26
DE1962185A1 (sv) 1971-05-13
DE1962185B2 (de) 1971-05-13
SE395040B (sv) 1977-07-25
US3640350A (en) 1972-02-08
ES375052A1 (es) 1972-03-16

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