CA957614A - Well pressure sealing cup reinforcing structure and method of manufacture - Google Patents

Well pressure sealing cup reinforcing structure and method of manufacture

Info

Publication number
CA957614A
CA957614A CA143,004A CA143004A CA957614A CA 957614 A CA957614 A CA 957614A CA 143004 A CA143004 A CA 143004A CA 957614 A CA957614 A CA 957614A
Authority
CA
Canada
Prior art keywords
manufacture
reinforcing structure
pressure sealing
well pressure
sealing cup
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
CA143,004A
Other versions
CA143004S (en
Inventor
Robert F. Berry
Henry W. Blackwell
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
Application granted granted Critical
Publication of CA957614A publication Critical patent/CA957614A/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
    • 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)
CA143,004A 1971-07-26 1972-05-25 Well pressure sealing cup reinforcing structure and method of manufacture Expired CA957614A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA957614A true CA957614A (en) 1974-11-12

Family

ID=22602103

Family Applications (1)

Application Number Title Priority Date Filing Date
CA143,004A Expired CA957614A (en) 1971-07-26 1972-05-25 Well pressure sealing cup reinforcing structure and method of manufacture

Country Status (5)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2119567C2 (en) * 1970-05-05 1983-07-14 International Computers Ltd., London Electrical connection device and method for making the same
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 (en) * 1987-12-18 1995-09-20 株式会社ミヤナガ Manufacturing method of sleeve
DE4008216A1 (en) * 1990-03-15 1991-09-19 Grundfos Int Mfg. radial blade ring impellers, etc. - forms comb-shaped blank from flat metal and bends tines to form blades
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 (en) * 1967-04-21 1967-02-17 Torrington Mfg Co Manufacturing process for bearing cages

Also Published As

Publication number Publication date
AR198172A1 (en) 1974-06-07
US3722053A (en) 1973-03-27
DE2230819A1 (en) 1973-02-08
FR2148436A1 (en) 1973-03-23

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