IT1019224B - Perfezionamento nei cuscinetti portanti e pilota per punte di trivelle e procedimento di pro duzione - Google Patents

Perfezionamento nei cuscinetti portanti e pilota per punte di trivelle e procedimento di pro duzione

Info

Publication number
IT1019224B
IT1019224B IT52937/74A IT5293774A IT1019224B IT 1019224 B IT1019224 B IT 1019224B IT 52937/74 A IT52937/74 A IT 52937/74A IT 5293774 A IT5293774 A IT 5293774A IT 1019224 B IT1019224 B IT 1019224B
Authority
IT
Italy
Prior art keywords
improvement
support
manufacturing process
drill bits
pilot bearings
Prior art date
Application number
IT52937/74A
Other languages
English (en)
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Application granted granted Critical
Publication of IT1019224B publication Critical patent/IT1019224B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F3/26—Impregnating
    • 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
    • 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
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • 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
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • F16C33/122—Multilayer structures of sleeves, washers or liners
    • 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
    • F16C33/14—Special methods of manufacture; Running-in
    • 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
    • F16C2220/00—Shaping
    • F16C2220/20—Shaping by sintering pulverised material, e.g. powder metallurgy
    • 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
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/10—Hardening, e.g. carburizing, carbo-nitriding
    • 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
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/10—Hardening, e.g. carburizing, carbo-nitriding
    • F16C2223/12—Hardening, e.g. carburizing, carbo-nitriding with carburizing
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S384/00—Bearings
    • Y10S384/90—Cooling or heating
    • Y10S384/902—Porous member
    • 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
    • Y10T29/49643—Rotary bearing
    • Y10T29/49647—Plain bearing
    • Y10T29/49668—Sleeve or bushing making
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Earth Drilling (AREA)
  • Sliding-Contact Bearings (AREA)
  • Powder Metallurgy (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
IT52937/74A 1973-09-10 1974-09-09 Perfezionamento nei cuscinetti portanti e pilota per punte di trivelle e procedimento di pro duzione IT1019224B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/395,880 US3984158A (en) 1973-09-10 1973-09-10 Journal and pilot bearings with alternating surface areas of wear resistant and anti-galling materials

Publications (1)

Publication Number Publication Date
IT1019224B true IT1019224B (it) 1977-11-10

Family

ID=23564926

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52937/74A IT1019224B (it) 1973-09-10 1974-09-09 Perfezionamento nei cuscinetti portanti e pilota per punte di trivelle e procedimento di pro duzione

Country Status (10)

Country Link
US (2) US3984158A (it)
JP (1) JPS5054747A (it)
AR (1) AR213266A1 (it)
CA (1) CA1042869A (it)
DE (1) DE2442626C2 (it)
FR (2) FR2243368B1 (it)
GB (1) GB1464609A (it)
IT (1) IT1019224B (it)
PL (1) PL96150B1 (it)
SU (1) SU791263A3 (it)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984158A (en) * 1973-09-10 1976-10-05 Dresser Industries, Inc. Journal and pilot bearings with alternating surface areas of wear resistant and anti-galling materials
US4207658A (en) * 1973-09-10 1980-06-17 Dresser Industries, Inc. Journal and pilot bearings with alternating surface areas of wear resistant and anti-galling materials
NO762541L (it) * 1975-08-13 1977-02-15 Reed Tool Co
US4270812A (en) * 1977-07-08 1981-06-02 Thomas Robert D Drill bit bearing
DE2756964C2 (de) * 1977-12-21 1986-01-30 SKF GmbH, 8720 Schweinfurt Rollenmeißel mit mehreren Schneidrollen
US4172395A (en) * 1978-08-07 1979-10-30 Dresser Industries, Inc. Method of manufacturing a rotary rock bit
US4558754A (en) * 1980-03-24 1985-12-17 Reed Rock Bit Company Drill bit having angled nozzles
US4516642A (en) * 1980-03-24 1985-05-14 Reed Rock Bit Company Drill bit having angled nozzles for improved bit and well bore cleaning
US4546837A (en) * 1980-03-24 1985-10-15 Reed Tool Company Drill bit having angled nozzles for improved bit and well bore cleaning
GB2127071B (en) * 1982-09-22 1985-09-18 Reed Rock Bit Co Friction bearing assembly for a roller cutter drill bit
US4595067A (en) * 1984-01-17 1986-06-17 Reed Tool Company Rotary drill bit, parts therefor, and method of manufacturing thereof
US4641976A (en) * 1984-02-09 1987-02-10 Smith International, Inc. Copper-based spinodal alloy bearings
US4787129A (en) * 1984-07-06 1988-11-29 Dresser Industries, Inc. Metal of manufacturing a composite journal bushing
US4554130A (en) * 1984-10-01 1985-11-19 Cdp, Ltd. Consolidation of a part from separate metallic components
US4630692A (en) * 1984-07-23 1986-12-23 Cdp, Ltd. Consolidation of a drilling element from separate metallic components
US4562892A (en) * 1984-07-23 1986-01-07 Cdp, Ltd. Rolling cutters for drill bits
US4597456A (en) * 1984-07-23 1986-07-01 Cdp, Ltd. Conical cutters for drill bits, and processes to produce same
US4592252A (en) * 1984-07-23 1986-06-03 Cdp, Ltd. Rolling cutters for drill bits, and processes to produce same
US4603062A (en) * 1985-01-07 1986-07-29 Cdp, Ltd. Pump liners and a method of cladding the same
US4582368A (en) * 1985-05-06 1986-04-15 Ndc Company, Ltd. Dry bearing
US4679640A (en) * 1986-02-21 1987-07-14 Dresser Industries, Inc. Method for case hardening rock bits and rock bits formed thereby
US4660444A (en) * 1986-06-09 1987-04-28 Dresser Industries, Inc. Hardening of selected areas of an earth boring rockbit
US4875532A (en) * 1988-09-19 1989-10-24 Dresser Industries, Inc. Roller drill bit having radial-thrust pilot bushing incorporating anti-galling material
CA2007683A1 (en) * 1989-02-03 1990-08-03 James C. Danly, Sr. Composite and self-lubricating bushing and method for making same
US5094548A (en) * 1989-02-03 1992-03-10 Danly Corporation Composite and self-lubricating bushing
JP2620976B2 (ja) * 1989-07-07 1997-06-18 株式会社豊田中央研究所 摺動部材
US5161898A (en) * 1991-07-05 1992-11-10 Camco International Inc. Aluminide coated bearing elements for roller cutter drill bits
GB2281078B (en) * 1993-08-16 1997-08-13 Smith International Rock bit bearing material
US5794726A (en) * 1996-04-24 1998-08-18 Dresser Indistries Rotary rock bit with infiltrated bearings
US5842531A (en) * 1996-04-24 1998-12-01 Dresser Industries, Inc. Rotary rock bit with infiltrated bearings
DE19738919C1 (de) 1997-09-05 1999-04-29 Maxon Motor Gmbh Verfahren zur Herstellung eines Gleitlagers und Gleitlager
US7591107B2 (en) * 2001-03-28 2009-09-22 The Timken Company Portable facility and process for reconditioning antifriction bearings
US20060029494A1 (en) * 2003-05-27 2006-02-09 General Electric Company High temperature ceramic lubricant
US7220098B2 (en) * 2003-05-27 2007-05-22 General Electric Company Wear resistant variable stator vane assemblies
US7543992B2 (en) 2005-04-28 2009-06-09 General Electric Company High temperature rod end bearings
US20080202814A1 (en) * 2007-02-23 2008-08-28 Lyons Nicholas J Earth-boring tools and cutter assemblies having a cutting element co-sintered with a cone structure, methods of using the same
RU2750791C1 (ru) * 2021-01-26 2021-07-02 Публичное акционерное общество «Татнефть» имени В.Д. Шашина Устройство для разбуривания уплотненной пробки в скважине

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT165530B (it) *
US2096252A (en) * 1934-02-19 1937-10-19 Gen Motors Corp Method of making a bearing material
US2365562A (en) * 1942-03-20 1944-12-19 Gen Motors Corp Method of making porous metal bearings
US2612443A (en) * 1947-12-26 1952-09-30 Sintereast Corp Of America Powder metallurgy
US2592277A (en) * 1948-05-15 1952-04-08 Security Engineering Co Inc Bearing for gauge cutters of rotary rock bits
US2706693A (en) * 1951-02-10 1955-04-19 Allied Prod Corp Process of impregnating metal bearings
GB761954A (en) * 1954-05-25 1956-11-21 Thompson Prod Inc Improvements in and relating to bearings
US3235316A (en) * 1963-04-22 1966-02-15 Hughes Tool Co Journal bearing with alternating surface areas of wear resistant and antigalling materials
JPS466687A (it) * 1970-05-13 1971-12-13
GB1399812A (en) * 1971-10-23 1975-07-02 Brico Eng Sintered metal articles
US3984158A (en) * 1973-09-10 1976-10-05 Dresser Industries, Inc. Journal and pilot bearings with alternating surface areas of wear resistant and anti-galling materials

Also Published As

Publication number Publication date
DE2442626A1 (de) 1975-03-13
FR2434301A1 (fr) 1980-03-21
DE2442626C2 (de) 1984-12-06
JPS5054747A (it) 1975-05-14
FR2434301B1 (it) 1982-06-11
FR2243368B1 (it) 1981-08-28
US4105263A (en) 1978-08-08
CA1042869A (en) 1978-11-21
FR2243368A1 (it) 1975-04-04
AR213266A1 (es) 1979-01-15
US3984158A (en) 1976-10-05
PL96150B1 (pl) 1977-12-31
SU791263A3 (ru) 1980-12-23
GB1464609A (en) 1977-02-16
AU7278074A (en) 1976-03-04

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