ATE292739T1 - Bohrmeissel, hartwerkstoff und meisselkörper - Google Patents
Bohrmeissel, hartwerkstoff und meisselkörperInfo
- Publication number
- ATE292739T1 ATE292739T1 AT01905163T AT01905163T ATE292739T1 AT E292739 T1 ATE292739 T1 AT E292739T1 AT 01905163 T AT01905163 T AT 01905163T AT 01905163 T AT01905163 T AT 01905163T AT E292739 T1 ATE292739 T1 AT E292739T1
- Authority
- AT
- Austria
- Prior art keywords
- drill bit
- hard material
- drill bits
- chisel body
- bit body
- Prior art date
Links
- 230000000149 penetrating effect Effects 0.000 abstract 1
Classifications
-
- 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
- E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- 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
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/75—Stone, rock or concrete
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2240/00—Details of connections of tools or workpieces
- B23B2240/08—Brazed connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/20—Number of cutting edges
- B23B2251/202—Three cutting edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/50—Drilling tools comprising cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/68—Drills with provision for suction
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
- Pens And Brushes (AREA)
- Dowels (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50081300A | 2000-02-15 | 2000-02-15 | |
US09/591,644 US6595305B1 (en) | 2000-02-15 | 2000-06-09 | Drill bit, hard member, and bit body |
PCT/US2001/002789 WO2001061142A1 (en) | 2000-02-15 | 2001-01-26 | Drill bit, hard member, and bit body |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE292739T1 true ATE292739T1 (de) | 2005-04-15 |
Family
ID=27053650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01905163T ATE292739T1 (de) | 2000-02-15 | 2001-01-26 | Bohrmeissel, hartwerkstoff und meisselkörper |
Country Status (12)
Country | Link |
---|---|
US (1) | US6595305B1 (de) |
EP (1) | EP1255909B8 (de) |
CN (1) | CN1401044A (de) |
AT (1) | ATE292739T1 (de) |
AU (2) | AU2001233070B2 (de) |
CA (1) | CA2406731C (de) |
DE (1) | DE60109902T2 (de) |
MX (1) | MXPA02007961A (de) |
PL (1) | PL196642B1 (de) |
RU (1) | RU2002124594A (de) |
WO (1) | WO2001061142A1 (de) |
ZA (1) | ZA200206257B (de) |
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6860344B2 (en) * | 2001-06-25 | 2005-03-01 | Kennametal Inc. | Monolithic roof cutting bit insert |
WO2003025486A2 (en) * | 2001-09-14 | 2003-03-27 | Jakobus Lewis | Furnace taphole drill |
SE521579C2 (sv) † | 2002-03-21 | 2003-11-11 | Sandvik Ab | Verktyg samt skär för spånavskiljande bearbetning |
AU2003264922A1 (en) * | 2002-09-20 | 2004-04-08 | Boart Longyear Gmbh And Co Kg | Rotary boring bit with cutting insert retaining means |
JP3739048B2 (ja) * | 2002-11-01 | 2006-01-25 | 株式会社ミヤナガ | ドリルビット |
US6883624B2 (en) | 2003-01-31 | 2005-04-26 | Smith International, Inc. | Multi-lobed cutter element for drill bit |
US20060011388A1 (en) * | 2003-01-31 | 2006-01-19 | Mohammed Boudrare | Drill bit and cutter element having multiple extensions |
US6929079B2 (en) * | 2003-02-21 | 2005-08-16 | Smith International, Inc. | Drill bit cutter element having multiple cusps |
US7040424B2 (en) | 2003-03-04 | 2006-05-09 | Smith International, Inc. | Drill bit and cutter having insert clusters and method of manufacture |
SE0301456D0 (sv) * | 2003-05-20 | 2003-05-20 | Sandvik Ab | Ett eggbärande borrkropp, och ett förfarande för tillverkning av samt ett borrverktyg innefattande en dylik borrkropp |
SE526676C2 (sv) * | 2003-05-20 | 2005-10-25 | Sandvik Intellectual Property | Eggbärande borrkropp för långhålsborrning med eggar förfärdigade i ett stycke med borrkroppen |
US6915867B2 (en) * | 2003-06-30 | 2005-07-12 | Kennametal Inc. | Earth penetrating rotary drill bit with helical ports |
SE528020C2 (sv) * | 2004-01-14 | 2006-08-08 | Sandvik Intellectual Property | Roterbart verktyg för spånavskiljande bearbetning |
ITTO20040314A1 (it) * | 2004-05-14 | 2004-08-14 | Skf Ab | Apparato e metodo per la lavorazione di elementi a sezione trasversale non circolare, particolarmente per giunti assiali di collegamento meccanico e giunti realizzati con tale metodo e apparato |
US7168511B2 (en) * | 2004-09-24 | 2007-01-30 | Kennametal Inc. | Rotary drill bit having cutting insert with a notch |
DE102004047469A1 (de) * | 2004-09-30 | 2006-04-06 | Robert Bosch Gmbh | Bohrwerkzeug mit einem als Platte oder Kopf ausgebildeten Schneidelement |
FR2878772A1 (fr) * | 2004-12-02 | 2006-06-09 | Diager Sa | Plaquette de coupe pour outil de percage rotatif |
US7690442B2 (en) * | 2005-05-17 | 2010-04-06 | Smith International, Inc. | Drill bit and cutting inserts for hard/abrasive formations |
US7757789B2 (en) * | 2005-06-21 | 2010-07-20 | Smith International, Inc. | Drill bit and insert having bladed interface between substrate and coating |
US7563060B2 (en) * | 2005-10-13 | 2009-07-21 | The Boeing Company | Vacuum drilling system |
US7624825B2 (en) | 2005-10-18 | 2009-12-01 | Smith International, Inc. | Drill bit and cutter element having aggressive leading side |
US7743855B2 (en) * | 2006-09-05 | 2010-06-29 | Smith International, Inc. | Drill bit with cutter element having multifaceted, slanted top cutting surface |
WO2008068817A1 (ja) * | 2006-11-30 | 2008-06-12 | Osg Corporation | ドリル |
US7631709B2 (en) | 2007-01-03 | 2009-12-15 | Smith International, Inc. | Drill bit and cutter element having chisel crest with protruding pilot portion |
US7686106B2 (en) * | 2007-01-03 | 2010-03-30 | Smith International, Inc. | Rock bit and inserts with wear relief grooves |
US8205692B2 (en) * | 2007-01-03 | 2012-06-26 | Smith International, Inc. | Rock bit and inserts with a chisel crest having a broadened region |
US7798258B2 (en) * | 2007-01-03 | 2010-09-21 | Smith International, Inc. | Drill bit with cutter element having crossing chisel crests |
US20090112354A1 (en) * | 2007-10-30 | 2009-04-30 | Tahany Ibrahim El-Wardany | Method of determining optimal parameters for machining a workpiece |
US20090301788A1 (en) * | 2008-06-10 | 2009-12-10 | Stevens John H | Composite metal, cemented carbide bit construction |
US7861807B2 (en) * | 2008-12-03 | 2011-01-04 | Black & Decker Inc. | Drill bit including one piece cutting head |
US9139893B2 (en) | 2008-12-22 | 2015-09-22 | Baker Hughes Incorporated | Methods of forming bodies for earth boring drilling tools comprising molding and sintering techniques |
JP4566260B2 (ja) * | 2008-12-25 | 2010-10-20 | 株式会社森精機製作所 | 工具内流路を有する工具 |
US8002054B2 (en) | 2009-01-26 | 2011-08-23 | Kennametl Inc. | Roof drill bit, roof drill bit body and hard cutting insert for roof drill bit |
DE102009003288A1 (de) * | 2009-05-20 | 2010-11-25 | Hilti Aktiengesellschaft | Bohrer |
DE102009003287A1 (de) * | 2009-05-20 | 2010-11-25 | Hilti Aktiengesellschaft | Bohrer |
SE533853C2 (sv) * | 2009-06-23 | 2011-02-08 | Sandvik Intellectual Property | Borrverktyg för spånavskiljande bearbetning samt löstopp härför |
DE102009028020B4 (de) * | 2009-07-27 | 2011-07-28 | Hilti Aktiengesellschaft | Bohrer und Herstellungsverfahren |
US8881847B2 (en) | 2010-01-29 | 2014-11-11 | Kennametal Inc. | Dust collecting device for a roof tool |
EP2572849A4 (de) * | 2010-05-21 | 2017-11-08 | Kabushiki Kaisha Miyanaga | Bohrmeissel |
US8584777B2 (en) | 2010-06-04 | 2013-11-19 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
US9109412B2 (en) | 2010-06-04 | 2015-08-18 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
JP5634780B2 (ja) * | 2010-07-21 | 2014-12-03 | Dmg森精機株式会社 | 工作機械の工具 |
US8567533B2 (en) | 2010-08-17 | 2013-10-29 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
GB201015541D0 (en) * | 2010-09-17 | 2010-10-27 | Element Six Ltd | Twist drill assembly |
US9080400B1 (en) | 2010-11-24 | 2015-07-14 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
US8607899B2 (en) | 2011-02-18 | 2013-12-17 | National Oilwell Varco, L.P. | Rock bit and cutter teeth geometries |
US9010464B2 (en) * | 2011-05-04 | 2015-04-21 | Dover BMCS Acquistion Corporation | Drill bits and drilling apparatuses including the same |
DE102011076890A1 (de) * | 2011-06-01 | 2012-12-06 | Swg Schraubenwerk Gaisbach Gmbh | Bohrer |
EP2581157B1 (de) | 2011-10-11 | 2020-04-01 | VARGUS Ltd. | Schneidwerkzeug für Nut- und Trennungsarbeiten |
WO2014015140A1 (en) | 2012-07-18 | 2014-01-23 | Milwaukee Electric Tool Corporation | Power tool accessory |
US20140183798A1 (en) | 2012-12-28 | 2014-07-03 | Smith International, Inc. | Manufacture of cutting elements having lobes |
DE102013205889B3 (de) | 2013-04-03 | 2014-05-28 | Kennametal Inc. | Kupplungsteil, insbesondere Schneidkopf für ein Rotationswerkzeug sowie ein derartiges Rotationswerkzeug |
FR3004746B1 (fr) * | 2013-04-19 | 2015-05-15 | Diager | Plaquette de coupe |
FR3004747B1 (fr) * | 2013-04-19 | 2017-11-03 | Diager | Plaquette de coupe |
US9428968B2 (en) | 2013-04-26 | 2016-08-30 | Kennametal Inc. | Rotary drill bit with cutting insert having edge preparation |
US9085947B2 (en) | 2013-04-26 | 2015-07-21 | Kennametal Inc. | Rotary drill bit with cutting insert for engaging earth strata |
US9347276B2 (en) | 2013-04-26 | 2016-05-24 | Kennametal Inc. | Two prong rotary drill bit with cutting insert having edge preparation |
US9303511B2 (en) | 2013-04-26 | 2016-04-05 | Kennametal Inc. | Flat cutter bit with cutting insert having edge preparation |
SG11201509529VA (en) | 2013-05-28 | 2015-12-30 | Allied Machine & Eng Corp | Vacuum drilling system and methods |
ES2667070T3 (es) | 2013-09-13 | 2018-05-09 | Irwin Industrial Tool Company | Eje para una herramienta de perforación, herramienta de perforación y procedimiento para la fabricación de una herramienta de perforación |
DE102013110129A1 (de) * | 2013-09-13 | 2015-03-19 | Jakob Lach Gmbh & Co. Kg | Werkzeuganordnung zur Herstellung von Bohrlöchern in Werkstoffen wie Faserverbundwerkstoffen |
DE102013220884B4 (de) | 2013-10-15 | 2022-02-17 | Kennametal Inc. | Modulares Trägerwerkzeug sowie Werkzeugkopf |
US9481038B2 (en) * | 2013-12-11 | 2016-11-01 | Iscar, Ltd. | Cutting insert having a dovetail anti-slip arrangement |
DE102014206796B4 (de) | 2014-04-08 | 2020-10-15 | Kennametal Inc. | Rotationswerkzeug, insbesondere Bohrer sowie Schneidkopf für ein solches Rotationswerkzeug |
CN104314468A (zh) * | 2014-11-02 | 2015-01-28 | 郑州神利达钻采设备有限公司 | 一种矿井顶板的钻孔装置 |
DE102015211744B4 (de) | 2015-06-24 | 2023-07-20 | Kennametal Inc. | Rotationswerkzeug, insbesondere Bohrer, und Schneidkopf für ein solches Rotationswerkzeug |
US9937567B2 (en) | 2015-10-07 | 2018-04-10 | Kennametal Inc. | Modular drill |
USD798921S1 (en) * | 2015-10-07 | 2017-10-03 | Kennametal Inc. | Cutting head for modular drill |
USD798922S1 (en) * | 2015-10-07 | 2017-10-03 | Kennametal Inc. | Cutting head for rotary drill |
US10071430B2 (en) | 2015-10-07 | 2018-09-11 | Kennametal Inc. | Cutting head, rotary tool and support for the rotary tool and for the accommodation of the cutting head |
AU2017207287A1 (en) | 2016-01-13 | 2018-07-12 | Schlumberger Technology B.V. | Angled chisel insert |
DE102016120595A1 (de) * | 2016-10-27 | 2018-05-03 | Komet Group Gmbh | Zerspanungswerkzeug |
WO2018087038A1 (en) * | 2016-11-08 | 2018-05-17 | Sandvik Intellectual Property Ab | Method of machining ti, ti-alloys and ni-based alloys |
DE102017205166B4 (de) | 2017-03-27 | 2021-12-09 | Kennametal Inc. | Modulares Rotationswerkzeug und modulares Werkzeugsystem |
EP3421205A1 (de) * | 2017-06-27 | 2019-01-02 | HILTI Aktiengesellschaft | Bohrer für die meisselnde bearbeitung von gestein |
DE102017212054B4 (de) | 2017-07-13 | 2019-02-21 | Kennametal Inc. | Verfahren zur Herstellung eines Schneidkopfes sowie Schneidkopf |
US10799958B2 (en) | 2017-08-21 | 2020-10-13 | Kennametal Inc. | Modular rotary cutting tool |
US20200102793A1 (en) * | 2018-09-28 | 2020-04-02 | Kennametal Inc. | Roof drill bit and cutting insert therefor |
CN112077370A (zh) | 2019-06-13 | 2020-12-15 | 肯纳金属印度有限公司 | 可转位钻头刀片 |
CN112605439B (zh) * | 2020-12-26 | 2024-06-04 | 常州肯达工具有限公司 | 一种方便拆卸维护的钻头 |
Family Cites Families (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735656A (en) | 1956-02-21 | Rock drilling bit | ||
US2002388A (en) | 1933-11-14 | 1935-05-21 | Clyde E Bannister | Rocker blade bit |
US2578593A (en) | 1946-10-29 | 1951-12-11 | Phipps Orville | Auger-type drill bit |
US2802642A (en) | 1955-05-03 | 1957-08-13 | Westinghouse Air Brake Co | Rock drill bit |
US2894726A (en) | 1956-04-10 | 1959-07-14 | Earl M Weaver | Drilling bit |
US3140749A (en) | 1958-12-05 | 1964-07-14 | Dionisotti Joseph | Wedge inserts for drill bit |
US3131779A (en) | 1962-02-01 | 1964-05-05 | Jersey Prod Res Co | Erosion resistant nozzle assembly and method for forming |
US3592276A (en) | 1969-04-28 | 1971-07-13 | A M Byers Co | Rotary percussion drilling apparatus |
BE754467A (fr) | 1969-08-11 | 1971-02-05 | Uss Eng & Consult | Trepan et porte-trepan |
US3613807A (en) * | 1969-08-14 | 1971-10-19 | Alex J Galis | Drill rod with dust-collecting means |
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US4165790A (en) * | 1976-12-10 | 1979-08-28 | Fansteel Inc. | Roof drill bit |
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US4190128A (en) * | 1978-12-21 | 1980-02-26 | Fansteel Inc. | Roof drill bit with hexagonal body portion |
DE3025890A1 (de) | 1980-07-09 | 1982-01-21 | Westa Werkzeugbau Gmbh, 8130 Starnberg | Bohrer fuer bohrhaemmer, insbes. zum bohren in gestein, beton o.dgl. |
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SE450259C (sv) | 1983-03-23 | 1996-07-22 | Sandvik Ab | Verktyg för brytning eller avverkning av fasta material, såsom asfalt |
DE3310632A1 (de) | 1983-03-24 | 1984-09-27 | Fried. Krupp Gmbh, 4300 Essen | Drehbohrer mit schneideinsaetzen |
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US4527638A (en) * | 1983-05-25 | 1985-07-09 | Gte Laboratories Incorporated | Mine tool roof bit insert and a method of drilling therewith |
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DE3820695C2 (de) * | 1988-06-18 | 1996-07-25 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
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US5375672A (en) * | 1992-10-22 | 1994-12-27 | Sandvik Rock Tools, Inc. | Mine roof drill bit and cutting insert therefor |
IL104774A (en) | 1993-02-18 | 1997-01-10 | Iscar Ltd | Milling cutter |
US5829540A (en) * | 1993-07-28 | 1998-11-03 | Sandvik Rock Tools, Inc. | Mine roof drill bit and cutting insert therefor |
US5467837A (en) | 1993-09-01 | 1995-11-21 | Kennametal Inc. | Rotary drill bit having an insert with leading and trailing relief portions |
US5458210A (en) * | 1993-10-15 | 1995-10-17 | The Sollami Company | Drill bits and blades therefor |
US5441121A (en) * | 1993-12-22 | 1995-08-15 | Baker Hughes, Inc. | Earth boring drill bit with shell supporting an external drilling surface |
US5400861A (en) | 1994-05-05 | 1995-03-28 | Kennametal, Inc. | Rotatable cutting bit assembly |
US6092612A (en) * | 1995-06-07 | 2000-07-25 | Brady; William J. | Rotary drilling systems |
ATE218180T1 (de) * | 1996-11-11 | 2002-06-15 | Hawera Probst Gmbh | Gesteinsbohrer |
US5996714A (en) * | 1997-07-15 | 1999-12-07 | Kennametal Inc. | Rotatable cutting bit assembly with wedge-lock retention assembly |
US5992546A (en) * | 1997-08-27 | 1999-11-30 | Kennametal Inc. | Rotary earth strata penetrating tool with a cermet insert having a co-ni-fe-binder |
DE19810192A1 (de) | 1998-03-10 | 1999-09-16 | Hilti Ag | Bohrwerkzeug |
FR2779366A1 (fr) | 1998-06-05 | 1999-12-10 | Diager | Foret a levres de coupe multiples |
US6145606A (en) * | 1999-03-08 | 2000-11-14 | Kennametal Inc. | Cutting insert for roof drill bit |
-
2000
- 2000-06-09 US US09/591,644 patent/US6595305B1/en not_active Expired - Lifetime
-
2001
- 2001-01-26 AU AU2001233070A patent/AU2001233070B2/en not_active Ceased
- 2001-01-26 CA CA002406731A patent/CA2406731C/en not_active Expired - Fee Related
- 2001-01-26 CN CN01805106.5A patent/CN1401044A/zh active Pending
- 2001-01-26 RU RU2002124594/03A patent/RU2002124594A/ru unknown
- 2001-01-26 AU AU3307001A patent/AU3307001A/xx active Pending
- 2001-01-26 PL PL356424A patent/PL196642B1/pl not_active IP Right Cessation
- 2001-01-26 MX MXPA02007961A patent/MXPA02007961A/es unknown
- 2001-01-26 EP EP01905163A patent/EP1255909B8/de not_active Expired - Lifetime
- 2001-01-26 AT AT01905163T patent/ATE292739T1/de not_active IP Right Cessation
- 2001-01-26 WO PCT/US2001/002789 patent/WO2001061142A1/en active IP Right Grant
- 2001-01-26 DE DE60109902T patent/DE60109902T2/de not_active Expired - Fee Related
-
2002
- 2002-08-06 ZA ZA200206257A patent/ZA200206257B/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP1255909B1 (de) | 2005-04-06 |
US6595305B1 (en) | 2003-07-22 |
WO2001061142A1 (en) | 2001-08-23 |
DE60109902D1 (de) | 2005-05-12 |
CA2406731A1 (en) | 2001-08-23 |
EP1255909A1 (de) | 2002-11-13 |
EP1255909B8 (de) | 2005-06-08 |
CA2406731C (en) | 2009-03-03 |
RU2002124594A (ru) | 2004-02-27 |
MXPA02007961A (es) | 2004-04-05 |
DE60109902T2 (de) | 2006-02-02 |
ZA200206257B (en) | 2003-08-06 |
PL196642B1 (pl) | 2008-01-31 |
AU2001233070B2 (en) | 2004-09-02 |
CN1401044A (zh) | 2003-03-05 |
PL356424A1 (en) | 2004-06-28 |
AU3307001A (en) | 2001-08-27 |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |