GB1369340A - Core sampling - Google Patents

Core sampling

Info

Publication number
GB1369340A
GB1369340A GB3426172A GB3426172A GB1369340A GB 1369340 A GB1369340 A GB 1369340A GB 3426172 A GB3426172 A GB 3426172A GB 3426172 A GB3426172 A GB 3426172A GB 1369340 A GB1369340 A GB 1369340A
Authority
GB
United Kingdom
Prior art keywords
unit
string
latches
holes
container
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
GB3426172A
Other languages
English (en)
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 Industrial Products Ltd
Original Assignee
Dresser Industrial Products 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 Industrial Products Ltd filed Critical Dresser Industrial Products Ltd
Publication of GB1369340A publication Critical patent/GB1369340A/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
    • 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)
GB3426172A 1971-09-15 1972-07-21 Core sampling Expired GB1369340A (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
GB1369340A true GB1369340A (en) 1974-10-02

Family

ID=22661039

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3426172A Expired GB1369340A (en) 1971-09-15 1972-07-21 Core sampling

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102102498A (zh) * 2010-11-26 2011-06-22 浙江大学 软岩层钻探专用的绳索取芯系统及其使用方法

Families Citing this family (13)

* 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
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102102498A (zh) * 2010-11-26 2011-06-22 浙江大学 软岩层钻探专用的绳索取芯系统及其使用方法
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

Also Published As

Publication number Publication date
CA967142A (en) 1975-05-06
ZA725122B (en) 1973-04-25
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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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee