ES368849A1 - Lubricant producing system - Google Patents

Lubricant producing system

Info

Publication number
ES368849A1
ES368849A1 ES368849A ES368849A ES368849A1 ES 368849 A1 ES368849 A1 ES 368849A1 ES 368849 A ES368849 A ES 368849A ES 368849 A ES368849 A ES 368849A ES 368849 A1 ES368849 A1 ES 368849A1
Authority
ES
Spain
Prior art keywords
percent
alloy
vickers hardness
atoms
compound
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
Application number
ES368849A
Other languages
Spanish (es)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of ES368849A1 publication Critical patent/ES368849A1/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02Parts of sliding-contact bearings
    • F16C33/04Brasses; Bushes; Linings
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C19/00Alloys based on nickel or cobalt
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C27/00Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C28/00Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C29/00Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02GHOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G1/00Hot gas positive-displacement engine plants
    • F02G1/04Hot gas positive-displacement engine plants of closed-cycle type
    • F02G1/043Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
    • F02G1/0435Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines the engine being of the free piston type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/02Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Lubricants (AREA)
  • Sliding-Contact Bearings (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

An assembly for associating a lubricant-producing system, comprising at least two members, members A and B, having facing surfaces movable with respect to each other, the facing surface of member A essentially consisting of: a) a alloy of 11-15 percent carbon atoms, 1.5-3 percent silicon atoms, the rest being substantially all iron, and having a Vickers hardness index of at least 150, b) an alloy containing at least 80 atoms percent iron and at least 1 percent carbon atom and having a Vickers hardness index of at least 200, or c) an alloy of 50-79 percent iron atoms and at least 1 percent carbon atom and having a Vickers hardness index of at least 400, the sum of any cobalt and nickel found in alloys b) and c) being less than 6 atoms per cent and consisting of at least half the weight of the rest of the alloys ones b) and c) by chromium, molybdenum, manganese or tungsten, which are present as carbide (s) or in a fully hardened solid solution; the facing surface of member B consisting essentially of an alloy of at least 6 percent of an element formed by molybdenum or tungsten, at least 10% by volume of the alloy being an intermetallic compound of the element, the index of Vickers hardness of the compound from 55 to 1800 and, if present, any matrix in the alloy containing the compound having a Vickers hardness index lower than that of the compound and the coefficient of dry friction of the surface of member B against the surface of member A. (Machine-translation by Google Translate, not legally binding)
ES368849A 1968-06-28 1969-06-26 Lubricant producing system Expired ES368849A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74087968A 1968-06-28 1968-06-28

Publications (1)

Publication Number Publication Date
ES368849A1 true ES368849A1 (en) 1971-07-16

Family

ID=24978446

Family Applications (1)

Application Number Title Priority Date Filing Date
ES368849A Expired ES368849A1 (en) 1968-06-28 1969-06-26 Lubricant producing system

Country Status (15)

Country Link
US (1) US3507775A (en)
JP (1) JPS5019700B1 (en)
AT (2) AT309649B (en)
BE (1) BE735273A (en)
BR (1) BR6910291D0 (en)
CH (1) CH528042A (en)
DE (1) DE1932736C3 (en)
ES (1) ES368849A1 (en)
FR (1) FR2016781A1 (en)
GB (1) GB1275455A (en)
IL (1) IL32488A (en)
LU (1) LU58952A1 (en)
NL (1) NL167505C (en)
NO (1) NO127976B (en)
SE (1) SE366058B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5155301A (en) * 1974-11-11 1976-05-15 Nissho Iwai Co Ltd Hinenketsutan mataha jakunenketsutanyorinenketsutanoseizosuru hoho
JP2000110719A (en) * 1998-10-05 2000-04-18 Matsushita Electric Ind Co Ltd Closed type compressor and open type compressor
US7455681B2 (en) * 2004-09-13 2008-11-25 Wound Care Technologies, Llc Wound closure product

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673175A (en) * 1954-03-23 Synthetic lubricating oil
US2239501A (en) * 1941-04-22 Lubricants containing polymers of
US2238864A (en) * 1939-09-15 1941-04-15 Socony Vacuum Oil Co Inc Processing equipment
JPS3824473B1 (en) * 1962-06-22 1963-11-16
NL298362A (en) * 1962-09-26
US3194759A (en) * 1962-10-31 1965-07-13 Martin J Devine Lubricated bearing assembly

Also Published As

Publication number Publication date
IL32488A (en) 1972-07-26
NO127976B (en) 1973-09-10
BE735273A (en) 1969-12-01
GB1275455A (en) 1972-05-24
BR6910291D0 (en) 1973-01-04
CH528042A (en) 1972-09-15
FR2016781A1 (en) 1970-05-15
AT309649B (en) 1973-08-27
IL32488A0 (en) 1969-08-27
NL6909954A (en) 1969-12-30
NL167505B (en) 1981-07-16
NL167505C (en) 1981-12-16
US3507775A (en) 1970-04-21
DE1932736C3 (en) 1974-06-20
DE1932736A1 (en) 1970-01-02
AT309646B (en) 1973-08-27
JPS5019700B1 (en) 1975-07-09
DE1932736B2 (en) 1973-11-08
LU58952A1 (en) 1969-11-12
SE366058B (en) 1974-04-08

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