SE460301B - Skarvstaang foer slaaende bergborrmaskin - Google Patents
Skarvstaang foer slaaende bergborrmaskinInfo
- Publication number
- SE460301B SE460301B SE8604373A SE8604373A SE460301B SE 460301 B SE460301 B SE 460301B SE 8604373 A SE8604373 A SE 8604373A SE 8604373 A SE8604373 A SE 8604373A SE 460301 B SE460301 B SE 460301B
- Authority
- SE
- Sweden
- Prior art keywords
- wear layer
- layer
- rod
- thread
- splice
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title claims 2
- 239000000463 material Substances 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910000906 Bronze Inorganic materials 0.000 claims description 2
- 239000010974 bronze Substances 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 230000001427 coherent effect Effects 0.000 claims description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000011435 rock Substances 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8604373A SE460301B (sv) | 1986-10-15 | 1986-10-15 | Skarvstaang foer slaaende bergborrmaskin |
| CA000548711A CA1325421C (en) | 1986-10-15 | 1987-10-06 | Drill rod for percussion drilling |
| ZA877538A ZA877538B (en) | 1986-10-15 | 1987-10-07 | Drill rod for percussion drilling |
| AT0267287A AT391915B (de) | 1986-10-15 | 1987-10-09 | Bohrgestaenge zum schlagbohren |
| DE8713642U DE8713642U1 (de) | 1986-10-15 | 1987-10-10 | Bohrstange für Schlagbohrmaschinen |
| DE3734354A DE3734354C2 (de) | 1986-10-15 | 1987-10-10 | Gewindekupplung für Bohrgestänge von Schlagbohrmaschinen |
| JP62257459A JPH01102194A (ja) | 1986-10-15 | 1987-10-14 | 衝撃掘削機のドリルロッド |
| BR8705494A BR8705494A (pt) | 1986-10-15 | 1987-10-14 | Haste de broca para furadeiras |
| FI874532A FI87944C (fi) | 1986-10-15 | 1987-10-14 | Borrstaongstaol foer slagborrning |
| US07/108,089 US4872515A (en) | 1986-10-15 | 1987-10-14 | Drill rod for percussion drilling |
| IE275987A IE61106B1 (en) | 1986-10-15 | 1987-10-14 | Member for percussion drilling and method of protecting therefor |
| GB8724174A GB2195939B (en) | 1986-10-15 | 1987-10-15 | Member for percussion drilling and method of protection therefor |
| US07/384,658 US5064004A (en) | 1986-10-15 | 1989-07-25 | Drill rod for percussion drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8604373A SE460301B (sv) | 1986-10-15 | 1986-10-15 | Skarvstaang foer slaaende bergborrmaskin |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8604373D0 SE8604373D0 (sv) | 1986-10-15 |
| SE8604373L SE8604373L (sv) | 1988-04-16 |
| SE460301B true SE460301B (sv) | 1989-09-25 |
Family
ID=20365932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8604373A SE460301B (sv) | 1986-10-15 | 1986-10-15 | Skarvstaang foer slaaende bergborrmaskin |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US4872515A (de) |
| JP (1) | JPH01102194A (de) |
| AT (1) | AT391915B (de) |
| BR (1) | BR8705494A (de) |
| CA (1) | CA1325421C (de) |
| DE (2) | DE3734354C2 (de) |
| FI (1) | FI87944C (de) |
| GB (1) | GB2195939B (de) |
| IE (1) | IE61106B1 (de) |
| SE (1) | SE460301B (de) |
| ZA (1) | ZA877538B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9611694B2 (en) | 2011-05-20 | 2017-04-04 | Atlas Copco Secoroc Ab | Thread device, thread joint and drill string component for percussive rock drilling |
Families Citing this family (102)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3923504A1 (de) * | 1989-07-15 | 1991-01-24 | Fischer Artur Werke Gmbh | Bohrvorrichtung zur herstellung von hinterschneidungen in bohrloechern |
| FR2673199B1 (fr) * | 1991-02-21 | 1994-01-21 | Vallourec Industries | Revetement de surface anti-grippage pour moyen d'assemblage de tubes par filetages et procede de realisation d'un tel revetement. |
| IT1250214B (it) * | 1991-11-22 | 1995-04-03 | Rivestimento al nitruro di titanio per conchiglie per pistoni. | |
| GB2276886B (en) * | 1993-03-19 | 1997-04-23 | Smith International | Rock bits with hard facing |
| DE19541163A1 (de) * | 1995-11-04 | 1997-05-07 | Hawera Probst Kg Hartmetall | Bohrwerkzeug, insbesondere zur Bearbeitung von Gestein |
| US6823937B1 (en) * | 1998-12-07 | 2004-11-30 | Shell Oil Company | Wellhead |
| US6557640B1 (en) | 1998-12-07 | 2003-05-06 | Shell Oil Company | Lubrication and self-cleaning system for expansion mandrel |
| US7357188B1 (en) | 1998-12-07 | 2008-04-15 | Shell Oil Company | Mono-diameter wellbore casing |
| GB2384502B (en) | 1998-11-16 | 2004-10-13 | Shell Oil Co | Coupling an expandable tubular member to a preexisting structure |
| US7603758B2 (en) | 1998-12-07 | 2009-10-20 | Shell Oil Company | Method of coupling a tubular member |
| US7121352B2 (en) | 1998-11-16 | 2006-10-17 | Enventure Global Technology | Isolation of subterranean zones |
| US7231985B2 (en) | 1998-11-16 | 2007-06-19 | Shell Oil Company | Radial expansion of tubular members |
| US7185710B2 (en) | 1998-12-07 | 2007-03-06 | Enventure Global Technology | Mono-diameter wellbore casing |
| US7195064B2 (en) | 1998-12-07 | 2007-03-27 | Enventure Global Technology | Mono-diameter wellbore casing |
| US7552776B2 (en) | 1998-12-07 | 2009-06-30 | Enventure Global Technology, Llc | Anchor hangers |
| GB2344606B (en) | 1998-12-07 | 2003-08-13 | Shell Int Research | Forming a wellbore casing by expansion of a tubular member |
| US7363984B2 (en) | 1998-12-07 | 2008-04-29 | Enventure Global Technology, Llc | System for radially expanding a tubular member |
| AU770359B2 (en) | 1999-02-26 | 2004-02-19 | Shell Internationale Research Maatschappij B.V. | Liner hanger |
| US7055608B2 (en) | 1999-03-11 | 2006-06-06 | Shell Oil Company | Forming a wellbore casing while simultaneously drilling a wellbore |
| US7350563B2 (en) | 1999-07-09 | 2008-04-01 | Enventure Global Technology, L.L.C. | System for lining a wellbore casing |
| AU783245B2 (en) | 1999-11-01 | 2005-10-06 | Shell Internationale Research Maatschappij B.V. | Wellbore casing repair |
| US7234531B2 (en) | 1999-12-03 | 2007-06-26 | Enventure Global Technology, Llc | Mono-diameter wellbore casing |
| SE0000701L (sv) | 2000-03-02 | 2001-06-25 | Sandvik Ab | Gängförband och bergborrelement för slående borrning |
| SE0000702L (sv) | 2000-03-02 | 2001-06-25 | Sandvik Ab | Gängförband och bergborrelementför slående borrning |
| AU9269501A (en) | 2000-09-18 | 2002-03-26 | Shell Oil Co | Liner hanger with sliding sleeve valve |
| US7100685B2 (en) | 2000-10-02 | 2006-09-05 | Enventure Global Technology | Mono-diameter wellbore casing |
| WO2002053867A2 (en) | 2001-01-03 | 2002-07-11 | Enventure Global Technology | Mono-diameter wellbore casing |
| US7410000B2 (en) | 2001-01-17 | 2008-08-12 | Enventure Global Technology, Llc. | Mono-diameter wellbore casing |
| JP4399121B2 (ja) * | 2001-02-13 | 2010-01-13 | 富士フイルム株式会社 | 撮像システム |
| GB2395506B (en) | 2001-07-06 | 2006-01-18 | Eventure Global Technology | Liner hanger |
| CA2453063C (en) | 2001-07-06 | 2011-03-22 | Enventure Global Technology | Liner hanger |
| US7258168B2 (en) | 2001-07-27 | 2007-08-21 | Enventure Global Technology L.L.C. | Liner hanger with slip joint sealing members and method of use |
| GB2409218B (en) | 2001-08-20 | 2006-03-15 | Enventure Global Technology | Apparatus and method for radially expanding tubular members including an adjustable tubular expansion device |
| KR100378586B1 (ko) * | 2001-08-29 | 2003-04-03 | 테커스 (주) | 엑티브엑스 기반의 키보드 해킹 방지 방법 및 장치 |
| US7793721B2 (en) | 2003-03-11 | 2010-09-14 | Eventure Global Technology, Llc | Apparatus for radially expanding and plastically deforming a tubular member |
| WO2003023178A2 (en) | 2001-09-07 | 2003-03-20 | Enventure Global Technology | Adjustable expansion cone assembly |
| GB2422859B (en) | 2001-11-12 | 2006-12-13 | Enventure Global Technology | Collapsible expansion cone |
| GB0130967D0 (en) * | 2001-12-24 | 2002-02-13 | Hunting Oilfield Services Ltd | Anti galling threaded joint |
| AU2002367348A1 (en) | 2001-12-27 | 2003-07-24 | Enventure Global Technology | Seal receptacle using expandable liner hanger |
| WO2003089161A2 (en) | 2002-04-15 | 2003-10-30 | Enventure Global Technlogy | Protective sleeve for threaded connections for expandable liner hanger |
| WO2004018824A2 (en) | 2002-08-23 | 2004-03-04 | Enventure Global Technology | Magnetic impulse applied sleeve method of forming a wellbore casing |
| US7424918B2 (en) | 2002-08-23 | 2008-09-16 | Enventure Global Technology, L.L.C. | Interposed joint sealing layer method of forming a wellbore casing |
| ATE417993T1 (de) | 2002-02-15 | 2009-01-15 | Enventure Global Technology | Bohrlochfutterrohr mit einem einzigen durchmesser |
| SE520893C2 (sv) * | 2002-02-21 | 2003-09-09 | Sandvik Ab | Element för slående bergborrning, innefattande åtminstone en gänga |
| EP1985797B1 (de) | 2002-04-12 | 2011-10-26 | Enventure Global Technology | Schutzhülse für Gewindeverbindungen für eine ausdehnbare Liner-Aufhängvorrichtung |
| AU2003225001A1 (en) | 2002-05-29 | 2003-12-19 | Eventure Global Technology | System for radially expanding a tubular member |
| GB2418944B (en) | 2002-06-10 | 2006-08-30 | Enventure Global Technology | Mono Diameter Wellbore Casing |
| CA2499007C (en) | 2002-09-20 | 2012-08-07 | Enventure Global Technology | Bottom plug for forming a mono diameter wellbore casing |
| AU2003263859A1 (en) | 2002-09-20 | 2004-04-08 | Enventure Global Technology | Protective sleeve for expandable tubulars |
| WO2004027392A1 (en) | 2002-09-20 | 2004-04-01 | Enventure Global Technology | Pipe formability evaluation for expandable tubulars |
| CA2499071C (en) | 2002-09-20 | 2014-06-03 | Enventure Global Technology | Self-lubricating expansion mandrel for expandable tubular |
| WO2005071212A1 (en) * | 2004-01-12 | 2005-08-04 | Shell Oil Company | Expandable connection |
| WO2004076798A2 (en) | 2003-02-26 | 2004-09-10 | Enventure Global Technology | Apparatus for radially expanding and plastically deforming a tubular member |
| US7886831B2 (en) | 2003-01-22 | 2011-02-15 | Enventure Global Technology, L.L.C. | Apparatus for radially expanding and plastically deforming a tubular member |
| US7503393B2 (en) | 2003-01-27 | 2009-03-17 | Enventure Global Technology, Inc. | Lubrication system for radially expanding tubular members |
| GB2415988B (en) | 2003-04-17 | 2007-10-17 | Enventure Global Technology | Apparatus for radially expanding and plastically deforming a tubular member |
| US20050166387A1 (en) | 2003-06-13 | 2005-08-04 | Cook Robert L. | Method and apparatus for forming a mono-diameter wellbore casing |
| US7712522B2 (en) | 2003-09-05 | 2010-05-11 | Enventure Global Technology, Llc | Expansion cone and system |
| US7955357B2 (en) | 2004-07-02 | 2011-06-07 | Ellipse Technologies, Inc. | Expandable rod system to treat scoliosis and method of using the same |
| GB2432866A (en) | 2004-08-13 | 2007-06-06 | Enventure Global Technology | Expandable tubular |
| US7862502B2 (en) | 2006-10-20 | 2011-01-04 | Ellipse Technologies, Inc. | Method and apparatus for adjusting a gastrointestinal restriction device |
| US20090112263A1 (en) | 2007-10-30 | 2009-04-30 | Scott Pool | Skeletal manipulation system |
| US11202707B2 (en) | 2008-03-25 | 2021-12-21 | Nuvasive Specialized Orthopedics, Inc. | Adjustable implant system |
| US11241257B2 (en) | 2008-10-13 | 2022-02-08 | Nuvasive Specialized Orthopedics, Inc. | Spinal distraction system |
| US8382756B2 (en) | 2008-11-10 | 2013-02-26 | Ellipse Technologies, Inc. | External adjustment device for distraction device |
| US8197490B2 (en) * | 2009-02-23 | 2012-06-12 | Ellipse Technologies, Inc. | Non-invasive adjustable distraction system |
| US9622792B2 (en) | 2009-04-29 | 2017-04-18 | Nuvasive Specialized Orthopedics, Inc. | Interspinous process device and method |
| EP2473116B1 (de) | 2009-09-04 | 2019-12-04 | NuVasive Specialized Orthopedics, Inc. | Knochenwachstumsvorrichtung |
| US9248043B2 (en) | 2010-06-30 | 2016-02-02 | Ellipse Technologies, Inc. | External adjustment device for distraction device |
| WO2012021378A2 (en) | 2010-08-09 | 2012-02-16 | Ellipse Technologies, Inc. | Maintenance feature in magnetic implant |
| WO2012112396A2 (en) | 2011-02-14 | 2012-08-23 | Ellipse Technologies, Inc. | Device and method for treating fractured bones |
| US10743794B2 (en) | 2011-10-04 | 2020-08-18 | Nuvasive Specialized Orthopedics, Inc. | Devices and methods for non-invasive implant length sensing |
| US10016220B2 (en) | 2011-11-01 | 2018-07-10 | Nuvasive Specialized Orthopedics, Inc. | Adjustable magnetic devices and methods of using same |
| US20130338714A1 (en) | 2012-06-15 | 2013-12-19 | Arvin Chang | Magnetic implants with improved anatomical compatibility |
| US9044281B2 (en) | 2012-10-18 | 2015-06-02 | Ellipse Technologies, Inc. | Intramedullary implants for replacing lost bone |
| CN104902854B (zh) | 2012-10-29 | 2017-10-03 | 诺威适骨科专科公司 | 用于治疗膝盖关节炎的可调节装置 |
| US9179938B2 (en) | 2013-03-08 | 2015-11-10 | Ellipse Technologies, Inc. | Distraction devices and method of assembling the same |
| US10226242B2 (en) | 2013-07-31 | 2019-03-12 | Nuvasive Specialized Orthopedics, Inc. | Noninvasively adjustable suture anchors |
| US9801734B1 (en) | 2013-08-09 | 2017-10-31 | Nuvasive, Inc. | Lordotic expandable interbody implant |
| US10751094B2 (en) | 2013-10-10 | 2020-08-25 | Nuvasive Specialized Orthopedics, Inc. | Adjustable spinal implant |
| CN111345867A (zh) | 2014-04-28 | 2020-06-30 | 诺威适骨科专科公司 | 遥控装置 |
| KR102588501B1 (ko) | 2014-10-23 | 2023-10-11 | 누베이시브 스페셜라이즈드 오소페딕스, 인크. | 원격으로 조정 가능한 상호작용적 뼈 재성형 임플란트 |
| EP4005515B1 (de) | 2014-12-26 | 2024-07-24 | NuVasive Specialized Orthopedics, Inc. | Systeme zur distraktion |
| US10238427B2 (en) | 2015-02-19 | 2019-03-26 | Nuvasive Specialized Orthopedics, Inc. | Systems and methods for vertebral adjustment |
| WO2017066774A1 (en) | 2015-10-16 | 2017-04-20 | Nuvasive Specialized Orthopedics, Inc. | Adjustable devices for treating arthritis of the knee |
| JP6953409B2 (ja) | 2015-12-10 | 2021-10-27 | ニューベイシブ スペシャライズド オーソペディックス，インコーポレイテッド | 伸延デバイス用の外部調整デバイス |
| DK3407812T3 (da) | 2016-01-28 | 2020-09-21 | Nuvasive Specialized Orthopedics Inc | System til knogletransport |
| WO2017139548A1 (en) | 2016-02-10 | 2017-08-17 | Nuvasive Specialized Orthopedics, Inc. | Systems and methods for controlling multiple surgical variables |
| US10926389B2 (en) * | 2018-07-31 | 2021-02-23 | Chung-Heng Lee | Powder-actuated tool |
| EP3922039A1 (de) | 2019-02-07 | 2021-12-15 | NuVasive Specialized Orthopedics, Inc. | Ultraschallkommunikation in medizinischen vorrichtungen |
| US11589901B2 (en) | 2019-02-08 | 2023-02-28 | Nuvasive Specialized Orthopedics, Inc. | External adjustment device |
| WO2021045946A1 (en) | 2019-09-03 | 2021-03-11 | Nuvasive Specialized Orthopedics, Inc. | Acoustic reporting for dynamic implants |
| US12605192B2 (en) | 2020-07-15 | 2026-04-21 | Globus Medical, Inc. | Ultrasonic communication in adjustable implants |
| US12213708B2 (en) | 2020-09-08 | 2025-02-04 | Nuvasive Specialized Orthopedics, Inc. | Remote control module for adjustable implants |
| US11806054B2 (en) | 2021-02-23 | 2023-11-07 | Nuvasive Specialized Orthopedics, Inc. | Adjustable implant, system and methods |
| US11737787B1 (en) | 2021-05-27 | 2023-08-29 | Nuvasive, Inc. | Bone elongating devices and methods of use |
| AU2022325024A1 (en) | 2021-08-03 | 2024-02-22 | Nuvasive Specialized Orthopedics, Inc. | Adjustable implant |
| US12551240B2 (en) | 2022-06-13 | 2026-02-17 | Nuvasive Inc. | Distraction loss magnet on-off mechanism |
| US12458417B2 (en) | 2022-08-15 | 2025-11-04 | Nuvasive Specialized Orthopedics Inc. | Intermedullary lengthening implant with integrated load sensor |
| US12508058B2 (en) | 2022-10-07 | 2025-12-30 | Nuvasive Specialized Orthopedics, Inc. | Adjustable tether implant |
| US12558133B2 (en) | 2023-04-25 | 2026-02-24 | Nuvasive, Inc. | Flat plate mechanisms for bone lengthening |
| US12533164B2 (en) | 2023-05-03 | 2026-01-27 | Nuvasive Specialized Orthopedics, Inc. | Adjustable implant |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI27907A (fi) * | 1955-09-10 | Englesson John Elov | Förfaringssätt för framställning av skruv-förband | |
| GB433012A (en) * | 1934-09-26 | 1935-08-07 | Reginald Asline Bedford | Improvements in, or relating to, drill shafts and bits adapted to be used with percussive drills |
| US2955847A (en) * | 1957-01-08 | 1960-10-11 | Kennametal Inc | Cemented carbide drill rod pipe coupling having a replaceable wear element |
| GB851267A (en) * | 1958-04-28 | 1960-10-12 | Gen Motors Corp | Improvements relating to axial-flow compressors |
| US3355205A (en) * | 1965-12-16 | 1967-11-28 | Illinois Tool Works | Functional coating of drill screws |
| SE401232B (sv) * | 1970-05-04 | 1978-04-24 | Sandvik Ab | Gengad forbindning for slagborrstenger |
| US3709306A (en) * | 1971-02-16 | 1973-01-09 | Baker Oil Tools Inc | Threaded connector for impact devices |
| US4051905A (en) * | 1974-03-28 | 1977-10-04 | Gerbruder Heller | Drill for percussion drilling machines |
| DE2444899C2 (de) * | 1974-09-19 | 1984-08-16 | Hilti Ag, Schaan | Bohrwerkzeug mit Bohrer und Aufnahmeteil |
| US3924508A (en) * | 1974-09-27 | 1975-12-09 | Textron Inc | Composite drill screw |
| ZA785370B (en) * | 1978-09-21 | 1979-11-28 | Boart Int Ltd | Thread structure for percussion drill elements |
| JPS6057519B2 (ja) * | 1981-08-20 | 1985-12-16 | 住友金属工業株式会社 | 耐焼付性に優れた油井管継手およびその製造方法 |
| DE3234406A1 (de) * | 1982-09-16 | 1984-03-22 | Joy Manufacturing Co., 15222 Pittsburgh, Pa. | Bohrstangenverbindung |
| US4468309A (en) * | 1983-04-22 | 1984-08-28 | White Engineering Corporation | Method for resisting galling |
| JPS60205091A (ja) * | 1984-03-29 | 1985-10-16 | 住友金属工業株式会社 | 油井管用管継手 |
| SE459681B (sv) * | 1985-01-07 | 1989-07-24 | Santrade Ltd | Borrelement foer slagborrning |
-
1986
- 1986-10-15 SE SE8604373A patent/SE460301B/sv not_active IP Right Cessation
-
1987
- 1987-10-06 CA CA000548711A patent/CA1325421C/en not_active Expired - Fee Related
- 1987-10-07 ZA ZA877538A patent/ZA877538B/xx unknown
- 1987-10-09 AT AT0267287A patent/AT391915B/de not_active IP Right Cessation
- 1987-10-10 DE DE3734354A patent/DE3734354C2/de not_active Expired - Fee Related
- 1987-10-10 DE DE8713642U patent/DE8713642U1/de not_active Expired
- 1987-10-14 JP JP62257459A patent/JPH01102194A/ja active Pending
- 1987-10-14 IE IE275987A patent/IE61106B1/en not_active IP Right Cessation
- 1987-10-14 FI FI874532A patent/FI87944C/fi not_active IP Right Cessation
- 1987-10-14 BR BR8705494A patent/BR8705494A/pt not_active IP Right Cessation
- 1987-10-14 US US07/108,089 patent/US4872515A/en not_active Expired - Fee Related
- 1987-10-15 GB GB8724174A patent/GB2195939B/en not_active Expired - Lifetime
-
1989
- 1989-07-25 US US07/384,658 patent/US5064004A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9611694B2 (en) | 2011-05-20 | 2017-04-04 | Atlas Copco Secoroc Ab | Thread device, thread joint and drill string component for percussive rock drilling |
Also Published As
| Publication number | Publication date |
|---|---|
| DE8713642U1 (de) | 1988-04-28 |
| FI874532A0 (fi) | 1987-10-14 |
| GB2195939B (en) | 1990-11-07 |
| CA1325421C (en) | 1993-12-21 |
| US5064004A (en) | 1991-11-12 |
| US4872515A (en) | 1989-10-10 |
| GB2195939A (en) | 1988-04-20 |
| SE8604373L (sv) | 1988-04-16 |
| FI874532L (fi) | 1988-04-16 |
| FI87944B (fi) | 1992-11-30 |
| SE8604373D0 (sv) | 1986-10-15 |
| GB8724174D0 (en) | 1987-11-18 |
| ATA267287A (de) | 1990-06-15 |
| AT391915B (de) | 1990-12-27 |
| JPH01102194A (ja) | 1989-04-19 |
| IE872759L (en) | 1988-04-15 |
| ZA877538B (en) | 1988-06-29 |
| DE3734354A1 (de) | 1988-04-21 |
| BR8705494A (pt) | 1988-05-24 |
| FI87944C (fi) | 1993-03-10 |
| DE3734354C2 (de) | 1998-07-16 |
| IE61106B1 (en) | 1994-10-05 |
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