NO782987L - Pneumatisk betjent gjengebeskytter for roer - Google Patents

Pneumatisk betjent gjengebeskytter for roer

Info

Publication number
NO782987L
NO782987L NO782987A NO782987A NO782987L NO 782987 L NO782987 L NO 782987L NO 782987 A NO782987 A NO 782987A NO 782987 A NO782987 A NO 782987A NO 782987 L NO782987 L NO 782987L
Authority
NO
Norway
Prior art keywords
expandable element
expandable
rigid
valve
cylindrical surface
Prior art date
Application number
NO782987A
Other languages
English (en)
Norwegian (no)
Inventor
William Price Fowler
Original Assignee
Weatherford Lamb
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
Priority claimed from US05/876,608 external-priority patent/US4173988A/en
Application filed by Weatherford Lamb filed Critical Weatherford Lamb
Publication of NO782987L publication Critical patent/NO782987L/no

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/006—Accessories for drilling pipes, e.g. cleaners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/005—Protection of pipes or objects of similar shape against external or internal damage or wear specially adapted for the ends of pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Pipe Accessories (AREA)
  • Catching Or Destruction (AREA)
NO782987A 1978-02-10 1978-09-01 Pneumatisk betjent gjengebeskytter for roer NO782987L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/876,608 US4173988A (en) 1977-04-29 1978-02-10 Pneumatically actuated thread protector for pipes

Publications (1)

Publication Number Publication Date
NO782987L true NO782987L (no) 1979-08-13

Family

ID=25368138

Family Applications (1)

Application Number Title Priority Date Filing Date
NO782987A NO782987L (no) 1978-02-10 1978-09-01 Pneumatisk betjent gjengebeskytter for roer

Country Status (4)

Country Link
GB (1) GB2014102B (ro)
NO (1) NO782987L (ro)
RO (1) RO82084A (ro)
SU (1) SU913931A3 (ro)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11725469B2 (en) 2019-03-27 2023-08-15 Mhwirth As Methods and systems for earth drilling
CN113503406B (zh) * 2021-06-28 2022-08-02 沪东中华造船(集团)有限公司 一种船舶行业管口防雨保护装置及保护方法

Also Published As

Publication number Publication date
GB2014102A (en) 1979-08-22
GB2014102B (en) 1982-04-07
SU913931A3 (en) 1982-03-15
RO82084B (ro) 1983-06-30
RO82084A (ro) 1983-07-07

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