GB1443092A - Excavating tool - Google Patents
Excavating toolInfo
- Publication number
- GB1443092A GB1443092A GB1472174A GB1472174A GB1443092A GB 1443092 A GB1443092 A GB 1443092A GB 1472174 A GB1472174 A GB 1472174A GB 1472174 A GB1472174 A GB 1472174A GB 1443092 A GB1443092 A GB 1443092A
- Authority
- GB
- United Kingdom
- Prior art keywords
- inserts
- side wall
- disposed
- april
- heads
- 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
Links
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 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
- E21B10/56—Button-type inserts
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US353357A US3858671A (en) | 1973-04-23 | 1973-04-23 | Excavating tool |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1443092A true GB1443092A (en) | 1976-07-21 |
Family
ID=23388761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1472174A Expired GB1443092A (en) | 1973-04-23 | 1974-04-03 | Excavating tool |
Country Status (6)
Country | Link |
---|---|
US (1) | US3858671A (de) |
JP (1) | JPS5435561B2 (de) |
CA (1) | CA981248A (de) |
DE (1) | DE2417600B2 (de) |
GB (1) | GB1443092A (de) |
ZA (1) | ZA742078B (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2326897A (en) * | 1997-06-30 | 1999-01-06 | Smith International | Improvements in or relating to drill bits |
GB2366585A (en) * | 1997-06-30 | 2002-03-13 | Smith International | Improvements in or relating to drill bits |
RU2462582C1 (ru) * | 2011-05-18 | 2012-09-27 | Николай Митрофанович Панин | Породоразрушающая вставка (варианты) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4069880A (en) * | 1973-05-24 | 1978-01-24 | Kennametal Inc. | Excavation tool |
US3918538A (en) * | 1974-07-01 | 1975-11-11 | Hughes Tool Co | Rotary percussion earth boring bit |
US3970158A (en) * | 1975-04-28 | 1976-07-20 | Hughes Tool Company | Tooth loading for earth boring bits |
US4047583A (en) * | 1976-06-01 | 1977-09-13 | Dresser Industries, Inc. | Earth boring cutting element retention system |
US4005906A (en) * | 1975-12-15 | 1977-02-01 | Kennametal Inc. | Impact or demolition tool |
US4077734A (en) * | 1976-06-29 | 1978-03-07 | Kennametal Inc. | Insert for mining tools and the like |
SE411929B (sv) * | 1977-03-03 | 1980-02-11 | Sandvik Ab | Borrkrona for bergborrning |
US4325439A (en) * | 1979-05-02 | 1982-04-20 | Smith International, Inc. | Diamond insert stud for a drag bit |
US4406337A (en) * | 1981-03-31 | 1983-09-27 | Hughes Tool Company | Insert with locking projection |
FR2504589A1 (fr) * | 1981-04-24 | 1982-10-29 | Vennin Henri | Outil de forage monobloc rotatif comportant des elements de coupe diamantes et des buses |
US4739844A (en) * | 1984-04-02 | 1988-04-26 | Becker Drills, Inc. | Hammer drill bit and sub-assembly |
GB8418481D0 (en) * | 1984-07-19 | 1984-08-22 | Nl Petroleum Prod | Rotary drill bits |
US4991670A (en) * | 1984-07-19 | 1991-02-12 | Reed Tool Company, Ltd. | Rotary drill bit for use in drilling holes in subsurface earth formations |
JPH0317142Y2 (de) * | 1985-06-18 | 1991-04-11 | ||
US4654947A (en) * | 1985-12-02 | 1987-04-07 | W. Wesley Perry | Drill bit and method of renewing drill bit cutting face |
US4654948A (en) * | 1985-12-02 | 1987-04-07 | W. Wesley Perry | Method for renewing the cutting face of a diamond drill bit |
JPH0226695U (de) * | 1988-08-09 | 1990-02-21 | ||
US5028092A (en) * | 1989-04-05 | 1991-07-02 | Coski Enterprises, Ltd. | Impact kerfing rock cutter and method |
US5145016B1 (en) * | 1990-04-30 | 1996-08-13 | Rock Bit International Inc | Rock bit with reaming rows |
US5131481A (en) * | 1990-12-19 | 1992-07-21 | Kennametal Inc. | Insert having a surface of carbide particles |
DE4101458A1 (de) * | 1991-01-19 | 1992-07-23 | Wolf Thomas | Fuer einen mit axialem druck und schlaegen arbeitenden, umlaufenden gesteinsbohrer bestimmter bohrmeissel |
US5346026A (en) * | 1992-01-31 | 1994-09-13 | Baker Hughes Incorporated | Rolling cone bit with shear cutting gage |
US5467836A (en) * | 1992-01-31 | 1995-11-21 | Baker Hughes Incorporated | Fixed cutter bit with shear cutting gage |
US5287936A (en) * | 1992-01-31 | 1994-02-22 | Baker Hughes Incorporated | Rolling cone bit with shear cutting gage |
US5341890A (en) * | 1993-01-08 | 1994-08-30 | Smith International, Inc. | Ultra hard insert cutters for heel row rotary cone rock bit applications |
US5615747A (en) * | 1994-09-07 | 1997-04-01 | Vail, Iii; William B. | Monolithic self sharpening rotary drill bit having tungsten carbide rods cast in steel alloys |
US6547017B1 (en) | 1994-09-07 | 2003-04-15 | Smart Drilling And Completion, Inc. | Rotary drill bit compensating for changes in hardness of geological formations |
US5636700A (en) * | 1995-01-03 | 1997-06-10 | Dresser Industries, Inc. | Roller cone rock bit having improved cutter gauge face surface compacts and a method of construction |
US5755299A (en) * | 1995-08-03 | 1998-05-26 | Dresser Industries, Inc. | Hardfacing with coated diamond particles |
US5695019A (en) * | 1995-08-23 | 1997-12-09 | Dresser Industries, Inc. | Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts |
DE19545646A1 (de) * | 1995-12-07 | 1997-06-12 | Hilti Ag | Drehschlag-Wendelbohrer |
US5709278A (en) * | 1996-01-22 | 1998-01-20 | Dresser Industries, Inc. | Rotary cone drill bit with contoured inserts and compacts |
US5722497A (en) * | 1996-03-21 | 1998-03-03 | Dresser Industries, Inc. | Roller cone gage surface cutting elements with multiple ultra hard cutting surfaces |
US6260636B1 (en) | 1999-01-25 | 2001-07-17 | Baker Hughes Incorporated | Rotary-type earth boring drill bit, modular bearing pads therefor and methods |
US7861808B2 (en) * | 2005-03-11 | 2011-01-04 | Smith International, Inc. | Cutter for maintaining edge sharpness |
US7740090B2 (en) * | 2005-04-04 | 2010-06-22 | Smith International, Inc. | Stress relief feature on PDC cutter |
JP7108349B1 (ja) * | 2022-03-19 | 2022-07-28 | 松原鉄工株式会社 | ドリルビット |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1039909A (en) * | 1911-01-21 | 1912-10-01 | Harry R Decker | Boring-tool. |
DE1193451B (de) * | 1962-03-24 | 1965-05-26 | Minsup Mining Supplies | Halterung fuer Schraemhauen an einer Schraemwalze |
US3185228A (en) * | 1963-01-21 | 1965-05-25 | Hughes Tool Co | Rotary-percussion drill bit with heel row inserts to prevent wedging |
US3258077A (en) * | 1963-12-30 | 1966-06-28 | Phipps Orville | Piercing point hammer drill bit |
GB1074922A (en) * | 1965-01-09 | 1967-07-05 | Tungsten Carbide Developments | Improvements in or relating to coal-or other mineral-cutter picks with hard metal tips |
US3269470A (en) * | 1965-11-15 | 1966-08-30 | Hughes Tool Co | Rotary-percussion drill bit with antiwedging gage structure |
US3346060A (en) * | 1965-12-23 | 1967-10-10 | Beyer Leaman Rex | Rotary-air-percussion, stabilizer and reamer drill bit of its own true gauge |
US3536150A (en) * | 1968-09-05 | 1970-10-27 | Frank E Stebley | Rotary-percussion drill bit |
US3548959A (en) * | 1969-07-10 | 1970-12-22 | Gulf Research Development Co | Relief-type jet bits |
-
1973
- 1973-04-23 US US353357A patent/US3858671A/en not_active Expired - Lifetime
-
1974
- 1974-03-28 CA CA196,217A patent/CA981248A/en not_active Expired
- 1974-04-02 ZA ZA00742078A patent/ZA742078B/xx unknown
- 1974-04-03 GB GB1472174A patent/GB1443092A/en not_active Expired
- 1974-04-10 DE DE2417600A patent/DE2417600B2/de not_active Ceased
- 1974-04-16 JP JP4325574A patent/JPS5435561B2/ja not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2326897A (en) * | 1997-06-30 | 1999-01-06 | Smith International | Improvements in or relating to drill bits |
GB2366585A (en) * | 1997-06-30 | 2002-03-13 | Smith International | Improvements in or relating to drill bits |
GB2326897B (en) * | 1997-06-30 | 2002-05-01 | Smith International | Drill bit |
US6918455B2 (en) | 1997-06-30 | 2005-07-19 | Smith International | Drill bit with large inserts |
RU2462582C1 (ru) * | 2011-05-18 | 2012-09-27 | Николай Митрофанович Панин | Породоразрушающая вставка (варианты) |
Also Published As
Publication number | Publication date |
---|---|
JPS5013201A (de) | 1975-02-12 |
CA981248A (en) | 1976-01-06 |
DE2417600A1 (de) | 1974-10-31 |
ZA742078B (en) | 1975-03-26 |
JPS5435561B2 (de) | 1979-11-02 |
DE2417600B2 (de) | 1975-06-12 |
US3858671A (en) | 1975-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |