GB8502757D0 - Copper-based spinodal alloy bearings - Google Patents

Copper-based spinodal alloy bearings

Info

Publication number
GB8502757D0
GB8502757D0 GB858502757A GB8502757A GB8502757D0 GB 8502757 D0 GB8502757 D0 GB 8502757D0 GB 858502757 A GB858502757 A GB 858502757A GB 8502757 A GB8502757 A GB 8502757A GB 8502757 D0 GB8502757 D0 GB 8502757D0
Authority
GB
United Kingdom
Prior art keywords
copper
spinodal alloy
alloy bearings
based spinodal
bearings
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.)
Granted
Application number
GB858502757A
Other versions
GB2153882A (en
GB2153882B (en
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.)
Smith International Inc
Original Assignee
Smith International Inc
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 Smith International Inc filed Critical Smith International Inc
Publication of GB8502757D0 publication Critical patent/GB8502757D0/en
Publication of GB2153882A publication Critical patent/GB2153882A/en
Application granted granted Critical
Publication of GB2153882B publication Critical patent/GB2153882B/en
Expired legal-status Critical Current

Links

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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • 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
    • F16C33/121—Use of special materials
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/18—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with floating brasses or brushing, rotatable at a reduced speed
    • 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
    • F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
    • 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
    • F16C2204/00—Metallic materials; Alloys
    • F16C2204/10—Alloys based on copper
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Sliding-Contact Bearings (AREA)
GB08502757A 1984-02-09 1985-02-04 Copper-based spinodal alloy bearings Expired GB2153882B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57839884A 1984-02-09 1984-02-09

Publications (3)

Publication Number Publication Date
GB8502757D0 true GB8502757D0 (en) 1985-03-06
GB2153882A GB2153882A (en) 1985-08-29
GB2153882B GB2153882B (en) 1987-06-24

Family

ID=24312705

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08502757A Expired GB2153882B (en) 1984-02-09 1985-02-04 Copper-based spinodal alloy bearings

Country Status (3)

Country Link
CA (1) CA1238309A (en)
GB (1) GB2153882B (en)
IT (2) IT8552982V0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4121994C2 (en) * 1991-07-03 1995-06-08 Wieland Werke Ag Process for producing a copper-nickel-tin alloy and its use
US6461401B1 (en) * 1999-08-12 2002-10-08 Smith International, Inc. Composition for binder material particularly for drill bit bodies
WO2005108631A1 (en) * 2004-04-05 2005-11-17 Swissmetal-Ums Usines Metallurgiques Suisses Sa Free-cutting, lead-containing cu-ni-sn alloy and production method thereof
US9140302B2 (en) * 2013-06-13 2015-09-22 The Boeing Company Joint bearing lubricant system

Also Published As

Publication number Publication date
GB2153882A (en) 1985-08-29
IT1182429B (en) 1987-10-05
IT8567134A0 (en) 1985-02-11
CA1238309A (en) 1988-06-21
GB2153882B (en) 1987-06-24
IT8567134A1 (en) 1986-08-11
IT8552982V0 (en) 1985-02-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20050203