BE893889A - LOST CLOSURE CAP - Google Patents

LOST CLOSURE CAP

Info

Publication number
BE893889A
BE893889A BE0/208634A BE208634A BE893889A BE 893889 A BE893889 A BE 893889A BE 0/208634 A BE0/208634 A BE 0/208634A BE 208634 A BE208634 A BE 208634A BE 893889 A BE893889 A BE 893889A
Authority
BE
Belgium
Prior art keywords
closure cap
lost
lost closure
cap
closure
Prior art date
Application number
BE0/208634A
Other languages
French (fr)
Original Assignee
Hoesch Estel Werke Ag
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 Hoesch Estel Werke Ag filed Critical Hoesch Estel Werke Ag
Publication of BE893889A publication Critical patent/BE893889A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/10—Preparation of the ground
BE0/208634A 1981-07-27 1982-07-20 LOST CLOSURE CAP BE893889A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19818121985 DE8121985U1 (en) 1981-07-27 1981-07-27 LOST PLUG

Publications (1)

Publication Number Publication Date
BE893889A true BE893889A (en) 1983-01-20

Family

ID=6729810

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/208634A BE893889A (en) 1981-07-27 1982-07-20 LOST CLOSURE CAP

Country Status (4)

Country Link
BE (1) BE893889A (en)
DE (1) DE8121985U1 (en)
FR (1) FR2510177A1 (en)
GB (1) GB2102859A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228650C2 (en) * 1982-07-31 1986-07-24 Drespa, Gerd, 4600 Dortmund Borehole closure with inflatable bellows
DE3325931C1 (en) * 1983-07-19 1984-07-19 Gerd 5810 Witten Drespa Borehole seal for shallow and deep resinating
DE3737462A1 (en) * 1987-11-05 1989-05-18 Diehl Gmbh & Co PLUGS FOR MOUNTAIN FASTENING

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2191458A (en) * 1940-02-27 Valve
DE571874C (en) * 1933-03-06 Carlshuette Akt Ges Fuer Eisen Rubber lip valve
US2670757A (en) * 1949-08-19 1954-03-02 Delany Realty Corp Combination check valve and union
FR1301646A (en) * 1961-09-23 1962-08-17 Rheinisches Metallwerk Gmbh Anti-reflux device which can be fitted in liquid conduits, in particular in the shut-off device plug
FR1503224A (en) * 1966-12-05 1967-11-24 Trico Folberth Ltd Valve, in particular for windscreen washer
US3572379A (en) * 1969-02-19 1971-03-23 Timken Co Bearing vent construction and process of manufacturing the same
GB1354691A (en) * 1970-02-12 1974-05-30 Black M M Fluid-operated valves
US3701560A (en) * 1970-12-30 1972-10-31 Arthur F Emmerson Automotive vehicle body access and drain plug
GB1366717A (en) * 1971-11-23 1974-09-11 Techno Corp Check valve
FR2208500A7 (en) * 1972-11-17 1974-06-21 Beru Werk Ruprecht Gmbh Co A
FR2302412A1 (en) * 1975-02-28 1976-09-24 Bergwerksverband Gmbh Expanding closure device - for boreholes, has wedge action seals
DE2600545A1 (en) * 1976-01-08 1977-07-21 Continental Gummi Werke Ag Coalface infusion method and equipment - has removable plug on probe end with infusion bore with plug remaining after probe withdrawal to seal fluid in hole
DE2633434C2 (en) * 1976-07-24 1981-04-30 Diehl GmbH & Co, 8500 Nürnberg Lost stopper

Also Published As

Publication number Publication date
GB2102859A (en) 1983-02-09
FR2510177A1 (en) 1983-01-28
DE8121985U1 (en) 1981-11-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ESTEL HOESCH WERKE A.G.

Effective date: 19860731