AU539058B2 - Creación de Inventos y Patentes con Inteligencia Artificial

AU539058B2 – Releasing device in core barrel grapplers
– Google Patents

AU539058B2 – Releasing device in core barrel grapplers
– Google Patents
Releasing device in core barrel grapplers

Info

Publication number
AU539058B2

AU539058B2
AU76053/81A
AU7605381A
AU539058B2
AU 539058 B2
AU539058 B2
AU 539058B2
AU 76053/81 A
AU76053/81 A
AU 76053/81A
AU 7605381 A
AU7605381 A
AU 7605381A
AU 539058 B2
AU539058 B2
AU 539058B2
Authority
AU
Australia
Prior art keywords
grapplers
releasing device
core barrel
barrel
core
Prior art date
1980-10-08
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.)

Ceased

Application number
AU76053/81A
Other versions

AU7605381A
(en

Inventor
Gunnar Kristoffer Egnelov
Sune Wilhelm Eriksson
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.)

Craelius AB

Original Assignee
Craelius AB
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.)
1980-10-08
Filing date
1981-10-06
Publication date
1984-09-06

1981-10-06
Application filed by Craelius AB
filed
Critical
Craelius AB

1982-04-22
Publication of AU7605381A
publication
Critical
patent/AU7605381A/en

1984-09-06
Application granted
granted
Critical

1984-09-06
Publication of AU539058B2
publication
Critical
patent/AU539058B2/en

2001-10-06
Anticipated expiration
legal-status
Critical

Status
Ceased
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels, core extractors

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

AU76053/81A
1980-10-08
1981-10-06
Releasing device in core barrel grapplers

Ceased

AU539058B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

SE8007045

1980-10-08

SE8007045A

SE423924B
(en)

1980-10-08
1980-10-08

DEVICE FOR DISCONNECTING A CATCH DEVICE FROM A CORE PIPE IN A DRILL

Publications (2)

Publication Number
Publication Date

AU7605381A

AU7605381A
(en)

1982-04-22

AU539058B2
true

AU539058B2
(en)

1984-09-06

Family
ID=20341934
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU76053/81A
Ceased

AU539058B2
(en)

1980-10-08
1981-10-06
Releasing device in core barrel grapplers

Country Status (9)

Country
Link

US
(1)

US4431225A
(en)

EP
(1)

EP0049698B1
(en)

JP
(1)

JPS5792294A
(en)

AU
(1)

AU539058B2
(en)

CA
(1)

CA1182441A
(en)

DE
(1)

DE3175763D1
(en)

IN
(1)

IN154260B
(en)

SE
(1)

SE423924B
(en)

ZA
(1)

ZA816909B
(en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US5041020A
(en)

1990-07-10
1991-08-20
Amp Incorporated
F series coaxial cable adapter

US5551196A
(en)

1993-06-17
1996-09-03
Rylock Company Ltd.
Window assembly having dead air spaces formed by non conductive members

DE102008002835B4
(en)

2008-04-30
2012-09-06
Universität Bremen vertreten durch den Rektor

hooks catcher

US10047572B2
(en)

2013-03-01
2018-08-14
Sandvik Intellectual Property Ab
Overshot tool having latch control means

CN113513282B
(en)

2021-08-10
2022-08-05
中国船舶科学研究中心
Deep in-situ core gripping device and operation method thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB286101A
(en)

1927-03-21
1928-03-01
Matvey Alcunovitch Capeliushni
Bore-hole apparatus

US2948340A
(en)

1954-07-09
1960-08-09
Otis Eng Co
Well tools

US2893693A
(en)

1957-09-11
1959-07-07
Clark Wallace
Down-hole motor positioning device

US2980185A
(en)

1958-07-11
1961-04-18
Camco Inc
Retrievable well tool hanger

US3319719A
(en)

1964-06-16
1967-05-16
Perry J Decuir
Cam biased well anchor with detachable setting means

US3441098A
(en)

1966-08-10
1969-04-29
Boyles Bros Drilling Co
Core drilling system

US3537743A
(en)

1966-08-10
1970-11-03
Boyles Bros Drilling Co
Core drilling system

SE332402B
(en)

1970-04-30
1971-02-08
Atlas Copco Ab

1980

1980-10-08
SE
SE8007045A
patent/SE423924B/en
not_active
IP Right Cessation

1981

1981-10-05
US
US06/308,529
patent/US4431225A/en
not_active
Expired – Fee Related

1981-10-06
ZA
ZA816909A
patent/ZA816909B/en
unknown

1981-10-06
AU
AU76053/81A
patent/AU539058B2/en
not_active
Ceased

1981-10-07
DE
DE8181850182T
patent/DE3175763D1/en
not_active
Expired

1981-10-07
EP
EP81850182A
patent/EP0049698B1/en
not_active
Expired

1981-10-08
CA
CA000387561A
patent/CA1182441A/en
not_active
Expired

1981-10-08
JP
JP56161942A
patent/JPS5792294A/en
active
Pending

1981-10-17
IN
IN1143/CAL/81A
patent/IN154260B/en
unknown

Also Published As

Publication number
Publication date

EP0049698A2
(en)

1982-04-14

US4431225A
(en)

1984-02-14

IN154260B
(en)

1984-10-13

DE3175763D1
(en)

1987-02-05

CA1182441A
(en)

1985-02-12

JPS5792294A
(en)

1982-06-08

EP0049698B1
(en)

1986-12-30

SE8007045L
(en)

1982-04-09

ZA816909B
(en)

1982-09-29

SE423924B
(en)

1982-06-14

AU7605381A
(en)

1982-04-22

EP0049698A3
(en)

1984-08-01

Información de contacto