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FR1195992A - Friction clamp - Google Patents

Friction clamp

Info

Publication number
FR1195992A
FR1195992A FR1195992DA FR1195992A FR 1195992 A FR1195992 A FR 1195992A FR 1195992D A FR1195992D A FR 1195992DA FR 1195992 A FR1195992 A FR 1195992A
Authority
FR
France
Prior art keywords
friction clamp
clamp
friction
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
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.)
B&W Inc
Original Assignee
B&W 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 B&W Inc filed Critical B&W Inc
Application granted granted Critical
Publication of FR1195992A publication Critical patent/FR1195992A/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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/02—Equipment or details not covered by groups E21B15/00 - E21B40/00 in situ inhibition of corrosion in boreholes or wells
    • 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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
    • E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
FR1195992D 1958-05-19 1958-05-19 Friction clamp Expired FR1195992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1195992T 1958-05-19

Publications (1)

Publication Number Publication Date
FR1195992A true FR1195992A (en) 1959-11-20

Family

ID=9668969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1195992D Expired FR1195992A (en) 1958-05-19 1958-05-19 Friction clamp

Country Status (1)

Country Link
FR (1) FR1195992A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1205614B (en) * 1960-08-04 1965-11-25 Standard Elektrik Lorenz Ag Clamping and fastening device for small and medium-sized cut tape cores

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1205614B (en) * 1960-08-04 1965-11-25 Standard Elektrik Lorenz Ag Clamping and fastening device for small and medium-sized cut tape cores

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