FR2148436A1 - - Google Patents

Info

Publication number
FR2148436A1
FR2148436A1 FR7226915A FR7226915A FR2148436A1 FR 2148436 A1 FR2148436 A1 FR 2148436A1 FR 7226915 A FR7226915 A FR 7226915A FR 7226915 A FR7226915 A FR 7226915A FR 2148436 A1 FR2148436 A1 FR 2148436A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7226915A
Other languages
French (fr)
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of FR2148436A1 publication Critical patent/FR2148436A1/fr
Withdrawn legal-status Critical Current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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/10—Well swabs
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/08—Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs
    • 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
    • Y10T29/49609—Spring making

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Pressure Vessels And Lids Thereof (AREA)
FR7226915A 1971-07-26 1972-07-26 Withdrawn FR2148436A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16617171A 1971-07-26 1971-07-26

Publications (1)

Publication Number Publication Date
FR2148436A1 true FR2148436A1 (enrdf_load_stackoverflow) 1973-03-23

Family

ID=22602103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226915A Withdrawn FR2148436A1 (enrdf_load_stackoverflow) 1971-07-26 1972-07-26

Country Status (5)

Country Link
US (1) US3722053A (enrdf_load_stackoverflow)
AR (1) AR198172A1 (enrdf_load_stackoverflow)
CA (1) CA957614A (enrdf_load_stackoverflow)
DE (1) DE2230819A1 (enrdf_load_stackoverflow)
FR (1) FR2148436A1 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2119567C2 (de) * 1970-05-05 1983-07-14 International Computers Ltd., London Elektrische Verbindungsvorrichtung und Verfahren zu ihrer Herstellung
US3905318A (en) * 1974-03-04 1975-09-16 Illinois Tool Works Integral multifinger contact and method of making
US4081185A (en) * 1976-07-23 1978-03-28 Dresser Industries, Inc. Oil well swab cup
US4919579A (en) * 1987-08-24 1990-04-24 Kabushiki Kaisha Miyanaga Anchor construction and method of manufacture
JPH0786365B2 (ja) * 1987-12-18 1995-09-20 株式会社ミヤナガ スリ−ブの製造方法
DE4008216A1 (de) * 1990-03-15 1991-09-19 Grundfos Int Verfahren zur herstellung von fluidfuehrenden einrichtungen
US5375445A (en) * 1992-03-12 1994-12-27 Mannasset Specialty Company Apparatus for producing a shaft clutch mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1446487A (en) * 1923-02-27 Roller-bearing cage and method qe making same
US1405042A (en) * 1919-03-21 1922-01-31 Kraft Henry Phillip Method of making dust caps for tire valves
US2619393A (en) * 1947-10-20 1952-11-25 Robert A Wilson Well swab
US3270697A (en) * 1962-10-02 1966-09-06 B & W Inc Method for forming a pipe centering device
FR1470088A (fr) * 1967-04-21 1967-02-17 Torrington Mfg Co Procédé de fabrication de cages pour roulements

Also Published As

Publication number Publication date
DE2230819A1 (de) 1973-02-08
US3722053A (en) 1973-03-27
CA957614A (en) 1974-11-12
AR198172A1 (es) 1974-06-07

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Legal Events

Date Code Title Description
ST Notification of lapse