DE3685076D1 - Bohrmeissel und dazugehoerige schneidrolle. - Google Patents

Bohrmeissel und dazugehoerige schneidrolle.

Info

Publication number
DE3685076D1
DE3685076D1 DE8686850326T DE3685076T DE3685076D1 DE 3685076 D1 DE3685076 D1 DE 3685076D1 DE 8686850326 T DE8686850326 T DE 8686850326T DE 3685076 T DE3685076 T DE 3685076T DE 3685076 D1 DE3685076 D1 DE 3685076D1
Authority
DE
Germany
Prior art keywords
roller cutter
saddle
rows
cutting means
roller
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8686850326T
Other languages
English (en)
Inventor
Michael Mattsson
Lars-Erik Tunell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Santrade Ltd
Original Assignee
Santrade Ltd
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 Santrade Ltd filed Critical Santrade Ltd
Application granted granted Critical
Publication of DE3685076D1 publication Critical patent/DE3685076D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • 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
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
DE8686850326T 1985-10-11 1986-09-26 Bohrmeissel und dazugehoerige schneidrolle. Expired - Lifetime DE3685076D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504711A SE459436B (sv) 1985-10-11 1985-10-11 Borrhuvud och skaerrulle avsedd att anvaendas vid detta

Publications (1)

Publication Number Publication Date
DE3685076D1 true DE3685076D1 (de) 1992-06-04

Family

ID=20361700

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3650450T Expired - Fee Related DE3650450T2 (de) 1985-10-11 1986-09-26 Rollenschneide für einen Bohrmeisse
DE8686850326T Expired - Lifetime DE3685076D1 (de) 1985-10-11 1986-09-26 Bohrmeissel und dazugehoerige schneidrolle.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3650450T Expired - Fee Related DE3650450T2 (de) 1985-10-11 1986-09-26 Rollenschneide für einen Bohrmeisse

Country Status (9)

Country Link
US (1) US4832136A (de)
EP (2) EP0435861B1 (de)
AT (2) ATE131571T1 (de)
AU (1) AU593019B2 (de)
CA (1) CA1254195A (de)
DE (2) DE3650450T2 (de)
NO (1) NO175913C (de)
SE (1) SE459436B (de)
ZA (1) ZA867512B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6131676A (en) * 1997-10-06 2000-10-17 Excavation Engineering Associates, Inc. Small disc cutter, and drill bits, cutterheads, and tunnel boring machines employing such rolling disc cutters
DE10150685B4 (de) * 2001-10-17 2007-06-14 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH Arbeitskopf mit veränderbarem Schneidabstand der Schneidrollen für eine Vorrichtung zum Vortreiben von Strecken, Tunneln oder dergleichen
US7686104B2 (en) * 2005-08-15 2010-03-30 Smith International, Inc. Rolling cone drill bit having cutter elements positioned in a plurality of differing radial positions
US7370711B2 (en) * 2005-08-15 2008-05-13 Smith International, Inc. Rolling cone drill bit having non-circumferentially arranged cutter elements
US9016407B2 (en) * 2007-12-07 2015-04-28 Smith International, Inc. Drill bit cutting structure and methods to maximize depth-of-cut for weight on bit applied
WO2009146078A1 (en) * 2008-04-01 2009-12-03 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1646620A (en) * 1923-09-04 1927-10-25 F M Fishback Rotary disk drill
DE1805336A1 (de) * 1968-10-25 1970-05-14 Edelstahlwerk J C Soeding & Ha Bohrgeraet
US3756332A (en) * 1971-11-01 1973-09-04 Robbins Co Disc type center cutter for a boring machine
ZA723776B (en) * 1972-06-02 1974-01-30 Hard Metals Ltd Disc cutting unit for use on rock boring machines
US3797592A (en) * 1972-11-21 1974-03-19 Kennametal Inc Stabilizing roller
US3863994A (en) * 1973-09-24 1975-02-04 Jarva Corp Bidirectional roller cutter
SU754058A1 (ru) * 1976-06-22 1980-08-07 Московский Ордена Трудового Красного Знамени Горный Институт Проходческий комбайн дл электротермической проходки горных выработок
DE2742019C3 (de) * 1977-09-17 1980-07-03 Demag Ag, 4100 Duisburg Rollenbohrwerkzeug für Tunnelvortriebsmaschinen
DE2838154C3 (de) * 1978-09-01 1981-09-17 Mannesmann Demag Ag, 4100 Duisburg Rotierender mit sternförmig nach außen gerichteten Armen versehener Bohrkopf für Vollschnitt-Tunnelvortriebsmaschinen
SE463110B (sv) * 1979-02-02 1990-10-08 Sandvik Ab Saett och anordning foer stigortsdrivning
US4381038A (en) * 1980-11-21 1983-04-26 The Robbins Company Raise bit with cutters stepped in a spiral and flywheel
DE3132345C1 (de) * 1981-08-17 1983-01-13 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Halterung fuer Schneidwerkzeuge auf Bohrkoepfen
SE457656B (sv) * 1984-06-18 1989-01-16 Santrade Ltd Borrkrona innefattande en roterande skaerrulle och borrhuvud innefattande saadan borrkrona

Also Published As

Publication number Publication date
ATE131571T1 (de) 1995-12-15
NO175913B (no) 1994-09-19
NO864047D0 (no) 1986-10-10
EP0218567A2 (de) 1987-04-15
ZA867512B (en) 1987-05-27
NO175913C (no) 1994-12-28
EP0435861A3 (en) 1992-04-29
DE3650450D1 (de) 1996-01-25
EP0435861B1 (de) 1995-12-13
SE8504711D0 (sv) 1985-10-11
AU593019B2 (en) 1990-02-01
DE3650450T2 (de) 1996-05-02
NO864047L (no) 1987-04-13
AU6325486A (en) 1987-04-16
EP0218567A3 (en) 1988-11-02
SE8504711L (sv) 1987-04-12
EP0218567B1 (de) 1992-04-29
CA1254195A (en) 1989-05-16
ATE75524T1 (de) 1992-05-15
SE459436B (sv) 1989-07-03
EP0435861A2 (de) 1991-07-03
US4832136A (en) 1989-05-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee