ZA725122B - Fluid responsive core barrel system - Google Patents

Fluid responsive core barrel system

Info

Publication number
ZA725122B
ZA725122B ZA725122A ZA725122A ZA725122B ZA 725122 B ZA725122 B ZA 725122B ZA 725122 A ZA725122 A ZA 725122A ZA 725122 A ZA725122 A ZA 725122A ZA 725122 B ZA725122 B ZA 725122B
Authority
ZA
South Africa
Prior art keywords
core barrel
fluid responsive
barrel system
responsive core
fluid
Prior art date
Application number
ZA725122A
Other languages
English (en)
Inventor
T Wolda
Original Assignee
Dresser Ind Prod Ltd
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 Ind Prod Ltd filed Critical Dresser Ind Prod Ltd
Publication of ZA725122B publication Critical patent/ZA725122B/xx

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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe

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)
  • Sampling And Sample Adjustment (AREA)
  • Earth Drilling (AREA)
ZA725122A 1971-09-15 1972-07-25 Fluid responsive core barrel system ZA725122B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18059671A 1971-09-15 1971-09-15

Publications (1)

Publication Number Publication Date
ZA725122B true ZA725122B (en) 1973-04-25

Family

ID=22661039

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA725122A ZA725122B (en) 1971-09-15 1972-07-25 Fluid responsive core barrel system

Country Status (10)

Country Link
US (1) US3777826A (pt)
AU (1) AU476842B2 (pt)
BR (1) BR7206134D0 (pt)
CA (1) CA967142A (pt)
DE (1) DE2238186A1 (pt)
GB (1) GB1369340A (pt)
NL (1) NL7212164A (pt)
SE (1) SE400806B (pt)
ZA (1) ZA725122B (pt)
ZM (1) ZM12672A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE425420B (sv) * 1980-10-10 1982-09-27 Craelius Ab Anordning for att vid kernborrning indikera ner kernroret er fylld
DE3070343D1 (en) * 1980-11-21 1985-04-25 Diamant Boart Sa Method for recovering a retrievable core receiver in upward drilling and a recovery head for this purpose
US4466497A (en) * 1982-03-19 1984-08-21 Soinski Alexander F Wireline core barrel
US5267620A (en) * 1991-05-01 1993-12-07 Longyear Company Drilling latch apparatus
CA2053719C (en) * 1991-10-18 1996-12-10 Irvin Joseph Laporte (Bud) Drilling apparatus, particularly wire line core drilling apparatus
US5351765A (en) * 1993-08-31 1994-10-04 Baroid Technology, Inc. Coring assembly and method
CA2138201C (en) * 1994-12-15 1997-01-28 Irvin Joseph Laporte Propulsion seal for wire line core drilling apparatus
US5799742A (en) * 1996-10-22 1998-09-01 Northwest Machine Works, Inc. Core drilling latch assembly
US6216804B1 (en) 1998-07-29 2001-04-17 James T. Aumann Apparatus for recovering core samples under pressure
SE517190C2 (sv) * 1999-08-24 2002-05-07 Atlas Copco Rocktech Ab Spärranordning för en linkärnborr, linkärnborranordning samt förfarande vid linkärnborrning
AUPQ639900A0 (en) * 2000-03-21 2000-04-15 Dht Technologies Limited Segment for a core drill bit and method of manufacture
CN102102498B (zh) * 2010-11-26 2013-05-22 浙江大学 软岩层钻探专用的绳索取芯系统及其使用方法
EP2686515B1 (en) 2011-03-16 2018-02-07 Corpro Technologies Canada Ltd. Pressure coring assembly and method
CA2784195C (en) 2011-08-01 2014-08-05 Groupe Fordia Inc. Core barrel assembly including a valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585386A (en) * 1947-06-26 1952-02-12 Stanolind Oil & Gas Co Method and apparatus for coring wells
US3120283A (en) * 1959-07-24 1964-02-04 Longyear E J Co Underground wire line core barrel apparatus
US3292717A (en) * 1964-06-15 1966-12-20 Boyles Bros Drilling Company L Wire line core barrel and by-pass assembly

Also Published As

Publication number Publication date
GB1369340A (en) 1974-10-02
CA967142A (en) 1975-05-06
AU4525072A (en) 1974-02-07
SE400806B (sv) 1978-04-10
AU476842B2 (en) 1976-10-07
US3777826A (en) 1973-12-11
ZM12672A1 (en) 1973-04-24
DE2238186A1 (de) 1973-03-22
NL7212164A (pt) 1973-03-19
BR7206134D0 (pt) 1973-09-18

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