KR960014591A - 지지체와 절단체를 구비한 천공 공구 - Google Patents

지지체와 절단체를 구비한 천공 공구 Download PDF

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Publication number
KR960014591A
KR960014591A KR1019950031828A KR19950031828A KR960014591A KR 960014591 A KR960014591 A KR 960014591A KR 1019950031828 A KR1019950031828 A KR 1019950031828A KR 19950031828 A KR19950031828 A KR 19950031828A KR 960014591 A KR960014591 A KR 960014591A
Authority
KR
South Korea
Prior art keywords
cutter
radial
rearward
width
support
Prior art date
Application number
KR1019950031828A
Other languages
English (en)
Other versions
KR100318971B1 (ko
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 filed Critical
Publication of KR960014591A publication Critical patent/KR960014591A/ko
Application granted granted Critical
Publication of KR100318971B1 publication Critical patent/KR100318971B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
KR1019950031828A 1994-10-15 1995-09-26 지지부재와절삭부재를구비한드릴공구 KR100318971B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4436916.6 1994-10-15
DE4436916A DE4436916A1 (de) 1994-10-15 1994-10-15 Bohrwerkzeug mit Trägerkörper und Schneidkörpern

Publications (2)

Publication Number Publication Date
KR960014591A true KR960014591A (ko) 1996-05-22
KR100318971B1 KR100318971B1 (ko) 2002-04-22

Family

ID=6530875

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950031828A KR100318971B1 (ko) 1994-10-15 1995-09-26 지지부재와절삭부재를구비한드릴공구

Country Status (11)

Country Link
US (1) US5628376A (ko)
EP (1) EP0707129B1 (ko)
JP (1) JP3706664B2 (ko)
KR (1) KR100318971B1 (ko)
CN (1) CN1081280C (ko)
AT (1) ATE181398T1 (ko)
CA (1) CA2160042C (ko)
DE (2) DE4436916A1 (ko)
DK (1) DK0707129T3 (ko)
FI (1) FI111980B (ko)
HU (1) HU216401B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970006498A (ko) * 1995-07-31 1997-02-21 유충식 활성형 인성장호르몬의 정제 방법

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10054850B4 (de) * 2000-11-04 2009-08-06 Hilti Aktiengesellschaft Bohrer für Gestein
US6599063B1 (en) * 2002-08-31 2003-07-29 Richard E. Capstran Hole saw having efficient slug removal
US6817429B2 (en) 2002-10-03 2004-11-16 Jimmie Sollami Roof bit carbide blade
US7363118B2 (en) * 2004-08-02 2008-04-22 Volvo Trucks North America, Inc. Methods and apparatus for reducing vehicle tire wear
US8459381B2 (en) 2006-12-14 2013-06-11 Longyear Tm, Inc. Drill bits with axially-tapered waterways
US9506298B2 (en) 2013-11-20 2016-11-29 Longyear Tm, Inc. Drill bits having blind-hole flushing and systems for using same
US7628228B2 (en) * 2006-12-14 2009-12-08 Longyear Tm, Inc. Core drill bit with extended crown height
US9500036B2 (en) 2006-12-14 2016-11-22 Longyear Tm, Inc. Single-waterway drill bits and systems for using same
US9279292B2 (en) 2013-11-20 2016-03-08 Longyear Tm, Inc. Drill bits having flushing and systems for using same
US8590646B2 (en) * 2009-09-22 2013-11-26 Longyear Tm, Inc. Impregnated cutting elements with large abrasive cutting media and methods of making and using the same
US8657894B2 (en) 2011-04-15 2014-02-25 Longyear Tm, Inc. Use of resonant mixing to produce impregnated bits
DE102011081443A1 (de) * 2011-08-23 2013-02-28 Robert Bosch Gmbh Bohrkrone, insbesondere Stahlbetonbohrkrone
CN103042606A (zh) * 2012-12-17 2013-04-17 天津市泽华工艺品有限公司 一种多级台阶式石材加工钻筒
EP2745966A1 (de) 2012-12-21 2014-06-25 HILTI Aktiengesellschaft Bohrkrone mit einem austauschbaren Schneidabschnitt
WO2016115079A1 (en) 2015-01-12 2016-07-21 Longyear Tm, Inc. Drilling tools having matrices with carbide-forming alloys, and methods of making and using same
EP4163037A1 (de) * 2021-10-11 2023-04-12 Hilti Aktiengesellschaft Bohrkrone mit verbesserter entfernung des bohrkerns

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1204805A (en) * 1912-09-11 1916-11-14 Cathrine Macdonald Drill.
US1112498A (en) * 1913-05-01 1914-10-06 Louis Jean Chretien Van Es Drill.
DE384829C (de) * 1921-07-15 1923-11-06 Erich Horn Anschlaege fuer die geloesten Bremskloetze, insbesondere fuer Kraftfahrzeuge
DE385938C (de) * 1922-11-28 1923-12-14 Albert Nuernberg Gesteinbohrer
FR889080A (fr) * 1942-01-16 1943-12-30 Flottmann Ag Foret de mine à tranchant en métal dur rapporté
DE800853C (de) * 1948-10-02 1950-12-11 Adolf Meutsch Spitzeisen fuer Abbauhaemmer
DE834829C (de) * 1949-02-06 1952-03-24 Herbert Jeschke Dr Ing Gesteinsschlagbohrer mit loesbar aufgesetzter Bohrkrone
US2998086A (en) * 1954-09-27 1961-08-29 Joseph Morris Reciprocating core drill
DE2419548C2 (de) 1974-04-23 1983-05-05 Hawera Probst Gmbh + Co, 7980 Ravensburg Bohrwerkzeug für Bohrhämmer
DE2543578C2 (de) 1975-09-30 1986-03-06 Friedrich Duss Maschinenfabrik GmbH & Co, 7265 Neubulach Gesteinsbohrer
DE3105268A1 (de) * 1980-11-03 1982-06-09 Robert Bosch Gmbh, 7000 Stuttgart Bohrkrone
DE4003374C1 (ko) * 1990-02-05 1991-05-08 Sfs Stadler Holding Ag, Heerbrugg, Ch
DE9308443U1 (de) * 1993-06-05 1993-08-19 Bilfinger Berger Bau Vollbohrkrone zum Herstellen von verrohrten Erdbohrungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970006498A (ko) * 1995-07-31 1997-02-21 유충식 활성형 인성장호르몬의 정제 방법

Also Published As

Publication number Publication date
US5628376A (en) 1997-05-13
HU216401B (hu) 1999-06-28
DK0707129T3 (da) 1999-12-13
HU9502975D0 (en) 1995-12-28
CA2160042A1 (en) 1996-04-16
HUT72769A (en) 1996-05-28
EP0707129A3 (de) 1997-08-06
FI954850A (fi) 1996-04-16
EP0707129A2 (de) 1996-04-17
KR100318971B1 (ko) 2002-04-22
CN1128321A (zh) 1996-08-07
FI111980B (fi) 2003-10-15
FI954850A0 (fi) 1995-10-12
JPH08199964A (ja) 1996-08-06
EP0707129B1 (de) 1999-06-16
ATE181398T1 (de) 1999-07-15
DE4436916A1 (de) 1996-04-18
JP3706664B2 (ja) 2005-10-12
DE59506217D1 (de) 1999-07-22
CA2160042C (en) 1999-01-12
CN1081280C (zh) 2002-03-20

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Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee