BR8207263A - Processo para fabricar uma broca rotativa, e broca rotativa - Google Patents
Processo para fabricar uma broca rotativa, e broca rotativaInfo
- Publication number
- BR8207263A BR8207263A BR8207263A BR8207263A BR8207263A BR 8207263 A BR8207263 A BR 8207263A BR 8207263 A BR8207263 A BR 8207263A BR 8207263 A BR8207263 A BR 8207263A BR 8207263 A BR8207263 A BR 8207263A
- Authority
- BR
- Brazil
- Prior art keywords
- rotating drill
- manufacture
- drill
- rotating
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
-
- 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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
-
- 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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1095—Construction relative to lubrication with solids as lubricant, e.g. dry coatings, powder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2352/00—Apparatus for drilling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49636—Process for making bearing or component thereof
- Y10T29/49702—Lubricating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49636—Process for making bearing or component thereof
- Y10T29/49707—Bearing surface treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8107488A SE446646B (sv) | 1981-12-15 | 1981-12-15 | Bergborrkrona och sett att tillverka denna |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8207263A true BR8207263A (pt) | 1983-10-18 |
Family
ID=20345269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8207263A BR8207263A (pt) | 1981-12-15 | 1982-12-14 | Processo para fabricar uma broca rotativa, e broca rotativa |
Country Status (5)
Country | Link |
---|---|
US (1) | US4627882A (pt) |
EP (1) | EP0082122B1 (pt) |
BR (1) | BR8207263A (pt) |
CA (1) | CA1186679A (pt) |
SE (1) | SE446646B (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781770A (en) * | 1986-03-24 | 1988-11-01 | Smith International, Inc. | Process for laser hardfacing drill bit cones having hard cutter inserts |
US4708752A (en) * | 1986-03-24 | 1987-11-24 | Smith International, Inc. | Process for laser hardening drilling bit cones having hard cutter inserts placed therein |
US4934467A (en) * | 1988-12-02 | 1990-06-19 | Dresser Industries, Inc. | Drill bit wear resistant surface for elastomeric seal |
US5038640A (en) * | 1990-02-08 | 1991-08-13 | Hughes Tool Company | Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits |
JPH06502779A (ja) * | 1990-08-20 | 1994-03-31 | サストリ,スリ エイ. | 外科手術用管状切断器具 |
SE508467C2 (sv) * | 1995-03-13 | 1998-10-12 | Sandvik Ab | Bergborrkrona för roterande krossande bearbetning av berg samt sätt för att härda dylik bergborrkrona |
US6218642B1 (en) | 1999-07-12 | 2001-04-17 | J. F. Helmold & Bro., Inc. | Laser hardened steel cutting rule |
CN1094167C (zh) * | 1999-09-06 | 2002-11-13 | 江汉石油钻头股份有限公司 | 具有固体润滑层的牙轮钻头 |
DE10315416A1 (de) * | 2002-06-27 | 2004-01-22 | Ina-Schaeffler Kg | Lagefixierung eines Bolzens |
US6789634B1 (en) * | 2003-05-28 | 2004-09-14 | Smith International, Inc | Self-lubricating elastomeric seal with polarized graphite |
US7975782B2 (en) * | 2006-08-18 | 2011-07-12 | Atlas Copco Secoroc Llc | Earth bit having a pressure relief valve |
US7992657B2 (en) | 2006-08-18 | 2011-08-09 | Atlas Copco Secoroc Llc | Earth bit having a wear ring |
US20090078343A1 (en) * | 2007-09-24 | 2009-03-26 | Atlas Copco Secoroc Llc | Earthboring tool and method of casehardening |
US8678111B2 (en) | 2007-11-16 | 2014-03-25 | Baker Hughes Incorporated | Hybrid drill bit and design method |
US7735583B2 (en) * | 2007-11-21 | 2010-06-15 | Baker Hughes Incorporated | Roller cone bit bearing with elastomeric seal having self break-in property and method |
US7861805B2 (en) * | 2008-05-15 | 2011-01-04 | Baker Hughes Incorporated | Conformal bearing for rock drill bit |
US8353369B2 (en) | 2008-08-06 | 2013-01-15 | Atlas Copco Secoroc, LLC | Percussion assisted rotary earth bit and method of operating the same |
CA2773897A1 (en) | 2009-09-16 | 2011-03-24 | Baker Hughes Incorporated | External, divorced pdc bearing assemblies for hybrid drill bits |
MX340468B (es) | 2010-06-29 | 2016-07-08 | Baker Hughes Incorporated * | Barrenas de perforacion con caracteristicas anti-seguimiento. |
CA2826685C (en) | 2011-02-11 | 2016-03-29 | Baker Hughes Incorporated | System and method for leg retention on hybrid bits |
US9782857B2 (en) | 2011-02-11 | 2017-10-10 | Baker Hughes Incorporated | Hybrid drill bit having increased service life |
CA2855947C (en) | 2011-11-15 | 2016-12-20 | Baker Hughes Incorporated | Hybrid drill bits having increased drilling efficiency |
CA2948648C (en) | 2014-05-23 | 2019-03-12 | Baker Hugues Incorporated | Hybrid bit with mechanically attached roller cone elements |
US11428050B2 (en) | 2014-10-20 | 2022-08-30 | Baker Hughes Holdings Llc | Reverse circulation hybrid bit |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB679499A (en) * | 1950-02-08 | 1952-09-17 | Borg Warner | Improvements in or relating to device and method for machining and heat treating an article |
US3235316A (en) * | 1963-04-22 | 1966-02-15 | Hughes Tool Co | Journal bearing with alternating surface areas of wear resistant and antigalling materials |
US3275389A (en) * | 1963-12-09 | 1966-09-27 | Smith Ind International Inc | Carburized drill bit bearing |
DE1292696B (de) * | 1964-07-29 | 1969-04-17 | Kugelfischer G Schaefer & Co | Verfahren zur Erhoehung der Lebensdauer von Waelzpaarungen |
US3476446A (en) * | 1967-06-08 | 1969-11-04 | Smith International | Rock bit and bearing |
US3995917A (en) * | 1973-11-23 | 1976-12-07 | Smith International, Inc. | Aluminum bronze bearing |
US3866987A (en) * | 1974-01-14 | 1975-02-18 | Smith International | Drill bit with laminated friction bearing |
DE2455285B2 (de) * | 1974-11-22 | 1977-12-15 | Mtu Friedrichshafen Gmbh | Haerteverfahren fuer kurbelwellen |
US4108692A (en) * | 1975-01-13 | 1978-08-22 | Smith International, Inc. | Rock bit roller cutter and method therefor |
US4021084A (en) * | 1975-02-04 | 1977-05-03 | Garner Lloyd L | Drilling bit bearing structure |
SE396982C (sv) * | 1976-02-16 | 1980-12-04 | Fagersta Secoroc Ab | Glid- och trycklageranordning |
GB1596279A (en) * | 1976-12-06 | 1981-08-26 | Nat Res Dev | Bearing materials |
US4204437A (en) * | 1978-04-03 | 1980-05-27 | Smith International, Inc. | Friction bearing rock bit and segment, and method for making them |
GB2034786A (en) * | 1978-11-20 | 1980-06-11 | Dresser Ind | Earth boring bit |
DD141435A1 (de) * | 1979-01-15 | 1980-04-30 | Lothar Sippel | Verfahren zur herstellung eines gleitbelagmaterials |
SE429673B (sv) * | 1979-03-19 | 1983-09-19 | Sandvik Ab | Lageranordning vid bergborrkronor |
US4260203A (en) * | 1979-09-10 | 1981-04-07 | Smith International, Inc. | Bearing structure for a rotary rock bit |
US4303137A (en) * | 1979-09-21 | 1981-12-01 | Smith International, Inc. | Method for making a cone for a rock bit and product |
-
1981
- 1981-12-15 SE SE8107488A patent/SE446646B/sv not_active IP Right Cessation
-
1982
- 1982-11-15 EP EP82850231A patent/EP0082122B1/en not_active Expired
- 1982-11-30 CA CA000416675A patent/CA1186679A/en not_active Expired
- 1982-12-14 BR BR8207263A patent/BR8207263A/pt unknown
-
1985
- 1985-04-26 US US06/727,789 patent/US4627882A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1186679A (en) | 1985-05-07 |
EP0082122A3 (en) | 1985-08-21 |
EP0082122A2 (en) | 1983-06-22 |
SE446646B (sv) | 1986-09-29 |
US4627882A (en) | 1986-12-09 |
EP0082122B1 (en) | 1987-07-22 |
SE8107488L (sv) | 1983-06-16 |
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