SE9800283D0 - Tool - Google Patents

Tool

Info

Publication number
SE9800283D0
SE9800283D0 SE9800283A SE9800283A SE9800283D0 SE 9800283 D0 SE9800283 D0 SE 9800283D0 SE 9800283 A SE9800283 A SE 9800283A SE 9800283 A SE9800283 A SE 9800283A SE 9800283 D0 SE9800283 D0 SE 9800283D0
Authority
SE
Sweden
Prior art keywords
impact
fluid
drill bit
piston
foot valve
Prior art date
Application number
SE9800283A
Other languages
English (en)
Other versions
SE516116C2 (sv
SE9800283L (sv
Inventor
Rainer Beccu
Bengt Aasberg
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Priority to SE9800283A priority Critical patent/SE516116C2/sv
Publication of SE9800283D0 publication Critical patent/SE9800283D0/sv
Priority to CA002260547A priority patent/CA2260547A1/en
Priority to US09/240,668 priority patent/US6209666B1/en
Publication of SE9800283L publication Critical patent/SE9800283L/sv
Publication of SE516116C2 publication Critical patent/SE516116C2/sv

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
SE9800283A 1998-02-02 1998-02-02 Sänkborrhammare och borrkrona SE516116C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9800283A SE516116C2 (sv) 1998-02-02 1998-02-02 Sänkborrhammare och borrkrona
CA002260547A CA2260547A1 (en) 1998-02-02 1999-02-01 A percussive down-the-hole hammer and a drill bit
US09/240,668 US6209666B1 (en) 1998-02-02 1999-02-02 Percussive down-the-hole hammer and a piston and drill bit therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800283A SE516116C2 (sv) 1998-02-02 1998-02-02 Sänkborrhammare och borrkrona

Publications (3)

Publication Number Publication Date
SE9800283D0 true SE9800283D0 (sv) 1998-02-02
SE9800283L SE9800283L (sv) 1999-08-03
SE516116C2 SE516116C2 (sv) 2001-11-19

Family

ID=20410048

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800283A SE516116C2 (sv) 1998-02-02 1998-02-02 Sänkborrhammare och borrkrona

Country Status (3)

Country Link
US (1) US6209666B1 (sv)
CA (1) CA2260547A1 (sv)
SE (1) SE516116C2 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6454026B1 (en) * 2000-09-08 2002-09-24 Sandvik Ab Percussive down-the-hole hammer for rock drilling, a top sub used therein and a method for adjusting air pressure
US8309118B2 (en) * 2001-09-28 2012-11-13 Mcneil-Ppc, Inc. Film forming compositions containing sucralose
KR200294253Y1 (ko) * 2002-07-10 2002-11-04 임병덕 굴착용 해머비트 타격장치
US6986394B2 (en) * 2004-04-29 2006-01-17 Varco I/P, Inc. Reciprocable impact hammer
WO2006062309A1 (en) * 2004-12-07 2006-06-15 Byung-Duk Lim A ground drilling hammer and the driving method
US7240744B1 (en) 2006-06-28 2007-07-10 Jerome Kemick Rotary and mud-powered percussive drill bit assembly and method
US20080099218A1 (en) * 2006-10-26 2008-05-01 Sandvik Intellectual Property Ab Air actuated down-the-hole hammer for rock drilling, a drill bit and a foot valve to be used in the down-the-hole hammer
US20080156539A1 (en) * 2006-12-28 2008-07-03 Ziegenfuss Mark R Non-rotating drill system and method
US7900716B2 (en) * 2008-01-04 2011-03-08 Longyear Tm, Inc. Vibratory unit for drilling systems
CN106246120B (zh) * 2016-09-08 2018-07-31 杰瑞能源服务有限公司 一种连续油管旋风式双管冲洗工具
CN108086899B (zh) * 2018-01-24 2023-11-10 长江大学 一种气动扭摆冲击破岩钻孔工具

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4819746A (en) * 1987-01-13 1989-04-11 Minroc Technical Promotions Ltd. Reverse circulation down-the-hole hammer drill and bit therefor
US4921056A (en) * 1987-04-23 1990-05-01 Ennis Melvyn S J Hammer drills for making boreholes
US4878550A (en) * 1988-07-15 1989-11-07 Sandvik Rock Tools, Inc. Pilot-valve-controlled percussion drilling tool
US5131476A (en) * 1990-12-18 1992-07-21 Percussion Drilling, Inc. Down hole percussion drill apparatus
US5435402A (en) * 1994-09-28 1995-07-25 Ziegenfuss; Mark Self-propelled earth drilling hammer-bit assembly

Also Published As

Publication number Publication date
US6209666B1 (en) 2001-04-03
SE516116C2 (sv) 2001-11-19
CA2260547A1 (en) 1999-08-02
SE9800283L (sv) 1999-08-03

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Legal Events

Date Code Title Description
NUG Patent has lapsed