ZA200207449B - Rotatable cutting tool. - Google Patents
Rotatable cutting tool. Download PDFInfo
- Publication number
- ZA200207449B ZA200207449B ZA200207449A ZA200207449A ZA200207449B ZA 200207449 B ZA200207449 B ZA 200207449B ZA 200207449 A ZA200207449 A ZA 200207449A ZA 200207449 A ZA200207449 A ZA 200207449A ZA 200207449 B ZA200207449 B ZA 200207449B
- Authority
- ZA
- South Africa
- Prior art keywords
- section
- mediate
- hard insert
- cutting tool
- contiguous
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 title claims description 55
- 230000007704 transition Effects 0.000 claims description 26
- 230000004323 axial length Effects 0.000 description 13
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- PSFDQSOCUJVVGF-UHFFFAOYSA-N harman Chemical compound C12=CC=CC=C2NC2=C1C=CN=C2C PSFDQSOCUJVVGF-UHFFFAOYSA-N 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- XPZLENRECAVXAD-UHFFFAOYSA-N [Zn].[Cu].[Mn].[Si].[Ni] Chemical compound [Zn].[Cu].[Mn].[Si].[Ni] XPZLENRECAVXAD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- JPNWDVUTVSTKMV-UHFFFAOYSA-N cobalt tungsten Chemical compound [Co].[W] JPNWDVUTVSTKMV-UHFFFAOYSA-N 0.000 description 1
- COLZOALRRSURNK-UHFFFAOYSA-N cobalt;methane;tungsten Chemical compound C.[Co].[W] COLZOALRRSURNK-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
- E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/188—Mining picks; Holders therefor characterised by adaptations to use an extraction tool
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Road Repair (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/535,123 US6375272B1 (en) | 2000-03-24 | 2000-03-24 | Rotatable cutting tool insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200207449B true ZA200207449B (en) | 2003-09-17 |
Family
ID=24132939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200207449A ZA200207449B (en) | 2000-03-24 | 2002-09-17 | Rotatable cutting tool. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6375272B1 (ja) |
| EP (1) | EP1266125B8 (ja) |
| JP (1) | JP2003529008A (ja) |
| DE (1) | DE60127947T2 (ja) |
| WO (1) | WO2001073252A2 (ja) |
| ZA (1) | ZA200207449B (ja) |
Families Citing this family (101)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6554369B2 (en) * | 2001-07-12 | 2003-04-29 | The Sollami Company | Cutting tool with hardened insert |
| US6739327B2 (en) * | 2001-12-31 | 2004-05-25 | The Sollami Company | Cutting tool with hardened tip having a tapered base |
| US6692083B2 (en) | 2002-06-14 | 2004-02-17 | Keystone Engineering & Manufacturing Corporation | Replaceable wear surface for bit support |
| US20040026983A1 (en) * | 2002-08-07 | 2004-02-12 | Mcalvain Bruce William | Monolithic point-attack bit |
| US6851758B2 (en) * | 2002-12-20 | 2005-02-08 | Kennametal Inc. | Rotatable bit having a resilient retainer sleeve with clearance |
| US20040231894A1 (en) * | 2003-05-21 | 2004-11-25 | Dvorachek Harold A | Rotary tools or bits |
| JP4608433B2 (ja) * | 2003-09-05 | 2011-01-12 | 新庄金属工業株式会社 | 回転切削工具およびこれを用いた切削方法 |
| ES2313339T3 (es) | 2004-04-30 | 2009-03-01 | L & P PROPERTY MANAGEMENT COMPANY | Sistema lumbar y de reposacabezas activo integrados. |
| US7179018B2 (en) * | 2004-12-13 | 2007-02-20 | Hall David R | Apparatus and method for working asphalt pavement |
| US7665552B2 (en) * | 2006-10-26 | 2010-02-23 | Hall David R | Superhard insert with an interface |
| US7353893B1 (en) | 2006-10-26 | 2008-04-08 | Hall David R | Tool with a large volume of a superhard material |
| US7740414B2 (en) | 2005-03-01 | 2010-06-22 | Hall David R | Milling apparatus for a paved surface |
| US8109349B2 (en) | 2006-10-26 | 2012-02-07 | Schlumberger Technology Corporation | Thick pointed superhard material |
| US7469972B2 (en) * | 2006-06-16 | 2008-12-30 | Hall David R | Wear resistant tool |
| US7950746B2 (en) | 2006-06-16 | 2011-05-31 | Schlumberger Technology Corporation | Attack tool for degrading materials |
| US7568770B2 (en) | 2006-06-16 | 2009-08-04 | Hall David R | Superhard composite material bonded to a steel body |
| US7338135B1 (en) * | 2006-08-11 | 2008-03-04 | Hall David R | Holder for a degradation assembly |
| US7413256B2 (en) | 2006-08-11 | 2008-08-19 | Hall David R | Washer for a degradation assembly |
| US8714285B2 (en) | 2006-08-11 | 2014-05-06 | Schlumberger Technology Corporation | Method for drilling with a fixed bladed bit |
| US7946657B2 (en) * | 2006-08-11 | 2011-05-24 | Schlumberger Technology Corporation | Retention for an insert |
| US8292372B2 (en) | 2007-12-21 | 2012-10-23 | Hall David R | Retention for holder shank |
| US8136887B2 (en) * | 2006-08-11 | 2012-03-20 | Schlumberger Technology Corporation | Non-rotating pick with a pressed in carbide segment |
| US7387345B2 (en) | 2006-08-11 | 2008-06-17 | Hall David R | Lubricating drum |
| US8215420B2 (en) | 2006-08-11 | 2012-07-10 | Schlumberger Technology Corporation | Thermally stable pointed diamond with increased impact resistance |
| US8500209B2 (en) | 2006-08-11 | 2013-08-06 | Schlumberger Technology Corporation | Manually rotatable tool |
| US8590644B2 (en) * | 2006-08-11 | 2013-11-26 | Schlumberger Technology Corporation | Downhole drill bit |
| US7445294B2 (en) | 2006-08-11 | 2008-11-04 | Hall David R | Attack tool |
| US7648210B2 (en) | 2006-08-11 | 2010-01-19 | Hall David R | Pick with an interlocked bolster |
| US7600823B2 (en) * | 2006-08-11 | 2009-10-13 | Hall David R | Pick assembly |
| US7320505B1 (en) | 2006-08-11 | 2008-01-22 | Hall David R | Attack tool |
| US8453497B2 (en) * | 2006-08-11 | 2013-06-04 | Schlumberger Technology Corporation | Test fixture that positions a cutting element at a positive rake angle |
| US7832809B2 (en) * | 2006-08-11 | 2010-11-16 | Schlumberger Technology Corporation | Degradation assembly shield |
| US7410221B2 (en) * | 2006-08-11 | 2008-08-12 | Hall David R | Retainer sleeve in a degradation assembly |
| US7475948B2 (en) | 2006-08-11 | 2009-01-13 | Hall David R | Pick with a bearing |
| US8201892B2 (en) * | 2006-08-11 | 2012-06-19 | Hall David R | Holder assembly |
| US7661765B2 (en) | 2006-08-11 | 2010-02-16 | Hall David R | Braze thickness control |
| US8567532B2 (en) | 2006-08-11 | 2013-10-29 | Schlumberger Technology Corporation | Cutting element attached to downhole fixed bladed bit at a positive rake angle |
| US7464993B2 (en) * | 2006-08-11 | 2008-12-16 | Hall David R | Attack tool |
| US8007051B2 (en) | 2006-08-11 | 2011-08-30 | Schlumberger Technology Corporation | Shank assembly |
| US7637574B2 (en) | 2006-08-11 | 2009-12-29 | Hall David R | Pick assembly |
| US7722127B2 (en) | 2006-08-11 | 2010-05-25 | Schlumberger Technology Corporation | Pick shank in axial tension |
| US7384105B2 (en) | 2006-08-11 | 2008-06-10 | Hall David R | Attack tool |
| US9145742B2 (en) | 2006-08-11 | 2015-09-29 | Schlumberger Technology Corporation | Pointed working ends on a drill bit |
| US8414085B2 (en) | 2006-08-11 | 2013-04-09 | Schlumberger Technology Corporation | Shank assembly with a tensioned element |
| US8123302B2 (en) | 2006-08-11 | 2012-02-28 | Schlumberger Technology Corporation | Impact tool |
| US7871133B2 (en) | 2006-08-11 | 2011-01-18 | Schlumberger Technology Corporation | Locking fixture |
| US8500210B2 (en) * | 2006-08-11 | 2013-08-06 | Schlumberger Technology Corporation | Resilient pick shank |
| US7419224B2 (en) | 2006-08-11 | 2008-09-02 | Hall David R | Sleeve in a degradation assembly |
| US7669938B2 (en) | 2006-08-11 | 2010-03-02 | Hall David R | Carbide stem press fit into a steel body of a pick |
| US7669674B2 (en) * | 2006-08-11 | 2010-03-02 | Hall David R | Degradation assembly |
| US7992944B2 (en) * | 2006-08-11 | 2011-08-09 | Schlumberger Technology Corporation | Manually rotatable tool |
| US8622155B2 (en) | 2006-08-11 | 2014-01-07 | Schlumberger Technology Corporation | Pointed diamond working ends on a shear bit |
| US7413258B2 (en) | 2006-08-11 | 2008-08-19 | Hall David R | Hollow pick shank |
| US8449040B2 (en) | 2006-08-11 | 2013-05-28 | David R. Hall | Shank for an attack tool |
| US8485609B2 (en) | 2006-08-11 | 2013-07-16 | Schlumberger Technology Corporation | Impact tool |
| US7997661B2 (en) * | 2006-08-11 | 2011-08-16 | Schlumberger Technology Corporation | Tapered bore in a pick |
| US7963617B2 (en) * | 2006-08-11 | 2011-06-21 | Schlumberger Technology Corporation | Degradation assembly |
| US9051795B2 (en) | 2006-08-11 | 2015-06-09 | Schlumberger Technology Corporation | Downhole drill bit |
| US7390066B2 (en) * | 2006-08-11 | 2008-06-24 | Hall David R | Method for providing a degradation drum |
| US7458646B2 (en) * | 2006-10-06 | 2008-12-02 | Kennametal Inc. | Rotatable cutting tool and cutting tool body |
| US8960337B2 (en) | 2006-10-26 | 2015-02-24 | Schlumberger Technology Corporation | High impact resistant tool with an apex width between a first and second transitions |
| US9068410B2 (en) | 2006-10-26 | 2015-06-30 | Schlumberger Technology Corporation | Dense diamond body |
| US7401863B1 (en) | 2007-03-15 | 2008-07-22 | Hall David R | Press-fit pick |
| US9051794B2 (en) | 2007-04-12 | 2015-06-09 | Schlumberger Technology Corporation | High impact shearing element |
| US7594703B2 (en) * | 2007-05-14 | 2009-09-29 | Hall David R | Pick with a reentrant |
| US7926883B2 (en) * | 2007-05-15 | 2011-04-19 | Schlumberger Technology Corporation | Spring loaded pick |
| US8038223B2 (en) * | 2007-09-07 | 2011-10-18 | Schlumberger Technology Corporation | Pick with carbide cap |
| US7832808B2 (en) | 2007-10-30 | 2010-11-16 | Hall David R | Tool holder sleeve |
| US8646848B2 (en) | 2007-12-21 | 2014-02-11 | David R. Hall | Resilient connection between a pick shank and block |
| US7959234B2 (en) | 2008-03-15 | 2011-06-14 | Kennametal Inc. | Rotatable cutting tool with superhard cutting member |
| US8540037B2 (en) | 2008-04-30 | 2013-09-24 | Schlumberger Technology Corporation | Layered polycrystalline diamond |
| US7628233B1 (en) | 2008-07-23 | 2009-12-08 | Hall David R | Carbide bolster |
| US20100018776A1 (en) * | 2008-07-28 | 2010-01-28 | Keller Donald E | Cutting bit for mining and excavating tools |
| BE1018378A3 (nl) * | 2008-12-12 | 2010-09-07 | Dredging Int | Sleepkop voor een sleephopperzuiger en werkwijze voor het baggeren met behulp van deze sleepkop. |
| US8061457B2 (en) | 2009-02-17 | 2011-11-22 | Schlumberger Technology Corporation | Chamfered pointed enhanced diamond insert |
| US8322796B2 (en) * | 2009-04-16 | 2012-12-04 | Schlumberger Technology Corporation | Seal with contact element for pick shield |
| US8701799B2 (en) * | 2009-04-29 | 2014-04-22 | Schlumberger Technology Corporation | Drill bit cutter pocket restitution |
| BE1018585A3 (nl) * | 2009-07-06 | 2011-04-05 | Dredging Int | Snijkop voor het baggeren van grond, snijkopzuiger voorzien van een dergelijke snijkop, en gebruik van de snijkop voor het baggeren van grond. |
| US20110068616A1 (en) * | 2009-09-21 | 2011-03-24 | Kennametal Inc. | Rotatable cutting tool with hard cutting member |
| AU2011229158A1 (en) * | 2010-03-18 | 2012-11-08 | Techgong Mining & Engineering Services Pty Ltd | Cutting pick, wear and mounting system for mining machine |
| US9458607B2 (en) | 2010-04-06 | 2016-10-04 | Kennametal Inc. | Rotatable cutting tool with head portion having elongated projections |
| US8261471B2 (en) | 2010-06-30 | 2012-09-11 | Hall David R | Continuously adjusting resultant force in an excavating assembly |
| US8728382B2 (en) | 2011-03-29 | 2014-05-20 | David R. Hall | Forming a polycrystalline ceramic in multiple sintering phases |
| ES2436501T3 (es) * | 2011-06-28 | 2014-01-02 | Sandvik Intellectual Property Ab | Punta de corte y fresa de corte con mayores resistencia y capacidad de penetración |
| US8668275B2 (en) | 2011-07-06 | 2014-03-11 | David R. Hall | Pick assembly with a contiguous spinal region |
| GB2494102A (en) * | 2011-07-28 | 2013-03-06 | Boundary Equipment Co Ltd | A surface working tool insert |
| JP6127463B2 (ja) | 2011-11-30 | 2017-05-17 | 三菱マテリアル株式会社 | 掘削工具 |
| DE102012101719A1 (de) * | 2012-03-01 | 2013-09-05 | Wirtgen Gmbh | Meißelhalter |
| USD772315S1 (en) * | 2013-04-11 | 2016-11-22 | Betek Gmbh & Co. Kg | Chisel |
| USD735786S1 (en) * | 2013-07-11 | 2015-08-04 | Sievert Ab | Blowtorch |
| CA2930578C (en) * | 2013-11-15 | 2020-06-09 | Vermeer Manufacturing Company | Cutting tooth system |
| USD735255S1 (en) * | 2013-12-24 | 2015-07-28 | The Yankee Candle Company, Inc. | Heater dish and wax cup for electric wax melting system |
| US10294786B2 (en) | 2016-05-24 | 2019-05-21 | Kennametal Inc. | Rotatable cutting tool with cutting insert and bolster |
| USD839936S1 (en) | 2016-05-24 | 2019-02-05 | Kennametal Inc. | Cutting insert and bolster |
| USD844684S1 (en) | 2017-02-22 | 2019-04-02 | American Carbide Tools Innovations, LLC | Rotatable cutting bit |
| USD818507S1 (en) | 2017-02-28 | 2018-05-22 | Kennametal Inc | Replaceable tip for a rotatable cutting tool |
| US10465512B2 (en) | 2017-02-28 | 2019-11-05 | Kennametal Inc. | Rotatable cutting tool |
| US20200149397A1 (en) * | 2018-11-13 | 2020-05-14 | Randall Walter Ojanen | Point attack insert for rotatable cutting tool |
| US12006825B2 (en) | 2021-03-11 | 2024-06-11 | Kennametal Inc. | Cutting tool with shank portion configured for limiting rotation and controlling orientation of the tool |
| US11585217B2 (en) | 2021-03-11 | 2023-02-21 | Kennametal Inc. | Washerless cutting tool assembly |
| USD982633S1 (en) | 2021-03-11 | 2023-04-04 | Kennametal Inc. | Washerless cutting tool assembly |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB954130A (en) | 1962-04-27 | 1964-04-02 | Minsup Mining Supplies | Improvements in or relating to coal-cutter picks |
| GB1294717A (en) | 1970-08-14 | 1972-11-01 | Wickman Wimet Ltd | Rotary percussion drill bits |
| AT341978B (de) * | 1976-04-14 | 1978-03-10 | Voest Ag | Rundmeissel |
| DE2644992A1 (de) | 1976-10-06 | 1978-04-13 | Reinhard Wirtgen | Fraesvorrichtung, insbesondere zum abfraesen von strassenbelaegen |
| US4201421A (en) | 1978-09-20 | 1980-05-06 | Besten Leroy E Den | Mining machine bit and mounting thereof |
| US4497520A (en) | 1983-04-29 | 1985-02-05 | Gte Products Corporation | Rotatable cutting bit |
| US4582364A (en) | 1984-05-01 | 1986-04-15 | Hughes Tool Company | Shear lock keeper ring |
| US4725099A (en) | 1985-07-18 | 1988-02-16 | Gte Products Corporation | Rotatable cutting bit |
| US4865392A (en) | 1985-07-18 | 1989-09-12 | Gte Products Corporation | Rotatable cutting bit |
| SE459679B (sv) * | 1985-09-02 | 1989-07-24 | Santrade Ltd | Stift foer bergborrkrona |
| SE458532B (sv) | 1987-03-25 | 1989-04-10 | Sandvik Ab | Verktyg med haardmetallspets avsett att roterbart monteras i ett vaeghyvelskaer |
| SE461165B (sv) | 1987-06-12 | 1990-01-15 | Hans Olav Norman | Verktyg foer brytning, avverkning eller bearbetning av fasta material |
| US4821819A (en) * | 1987-08-11 | 1989-04-18 | Kennametal Inc. | Annular shim for construction bit having multiple perforations for stress relief |
| JPH0226610A (ja) * | 1988-07-14 | 1990-01-29 | Hitachi Kensetsu Kk | 圧力変動吸着分離装置における原料ガスの除湿システム |
| US4893875A (en) | 1988-12-16 | 1990-01-16 | Caterpillar Inc. | Ground engaging bit having a hardened tip |
| US5074623A (en) * | 1989-04-24 | 1991-12-24 | Sandvik Ab | Tool for cutting solid material |
| US4981328A (en) | 1989-08-22 | 1991-01-01 | Kennametal Inc. | Rotatable tool having a carbide insert with bumps |
| US5161627A (en) | 1990-01-11 | 1992-11-10 | Burkett Kenneth H | Attack tool insert with polycrystalline diamond layer |
| US5131725A (en) | 1990-09-04 | 1992-07-21 | Kennametal Inc. | Rotatable cutting tool having an insert with flanges |
| US5219209A (en) | 1992-06-11 | 1993-06-15 | Kennametal Inc. | Rotatable cutting bit insert |
| US5417475A (en) * | 1992-08-19 | 1995-05-23 | Sandvik Ab | Tool comprised of a holder body and a hard insert and method of using same |
| ZA948306B (en) * | 1993-11-03 | 1995-06-22 | Sandvik Ab | Diamond/boron nitride coated excavating tool cutting insert |
| US5679445A (en) | 1994-12-23 | 1997-10-21 | Kennametal Inc. | Composite cermet articles and method of making |
| EP0757157A4 (en) | 1995-02-16 | 1999-01-07 | Tovarschestvo Sogranichennoi O | DEVICE FOR CRUSHING SOLIDS |
| US5520444A (en) * | 1995-02-27 | 1996-05-28 | Champion Equipment Co. | Method of cutting and cutting rotative bit |
| DE29504676U1 (de) | 1995-03-18 | 1995-07-13 | Boart Longyear GmbH & Co. KG Hartmetallwerkzeugfabrik, 36151 Burghaun | Drehsymmetrisches Werkzeug |
| US5845547A (en) | 1996-09-09 | 1998-12-08 | The Sollami Company | Tool having a tungsten carbide insert |
| US6019434A (en) | 1997-10-07 | 2000-02-01 | Fansteel Inc. | Point attack bit |
| DE19803166C2 (de) * | 1998-01-28 | 2000-05-11 | Betek Bergbau & Hartmetall | Rundschaftmeißel für eine Schrämmaschine oder dgl. |
| US6003623A (en) * | 1998-04-24 | 1999-12-21 | Dresser Industries, Inc. | Cutters and bits for terrestrial boring |
-
2000
- 2000-03-24 US US09/535,123 patent/US6375272B1/en not_active Expired - Lifetime
-
2001
- 2001-03-14 DE DE60127947T patent/DE60127947T2/de not_active Expired - Lifetime
- 2001-03-14 EP EP01922379A patent/EP1266125B8/en not_active Expired - Lifetime
- 2001-03-14 JP JP2001570950A patent/JP2003529008A/ja active Pending
- 2001-03-14 WO PCT/US2001/008135 patent/WO2001073252A2/en active IP Right Grant
-
2002
- 2002-09-17 ZA ZA200207449A patent/ZA200207449B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE60127947T2 (de) | 2008-01-17 |
| DE60127947D1 (de) | 2007-05-31 |
| US6375272B1 (en) | 2002-04-23 |
| EP1266125A2 (en) | 2002-12-18 |
| WO2001073252A2 (en) | 2001-10-04 |
| WO2001073252A3 (en) | 2002-05-23 |
| EP1266125B8 (en) | 2007-09-05 |
| EP1266125B1 (en) | 2007-04-18 |
| JP2003529008A (ja) | 2003-09-30 |
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