CA1008443A - Dispositif de forage a tube carottier et a partie centrale interchangeables - Google Patents

Dispositif de forage a tube carottier et a partie centrale interchangeables

Info

Publication number
CA1008443A
CA1008443A CA197,901A CA197901A CA1008443A CA 1008443 A CA1008443 A CA 1008443A CA 197901 A CA197901 A CA 197901A CA 1008443 A CA1008443 A CA 1008443A
Authority
CA
Canada
Prior art keywords
drilling device
central parts
barrel core
interchangeable central
interchangeable
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
CA197,901A
Other languages
English (en)
Inventor
Abel C. Cortes
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.)
Total Compagnie Francaise des Petroles SA
Original Assignee
Compagnie Francaise des Petroles SA
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 Compagnie Francaise des Petroles SA filed Critical Compagnie Francaise des Petroles SA
Priority to CA197,901A priority Critical patent/CA1008443A/fr
Application granted granted Critical
Publication of CA1008443A publication Critical patent/CA1008443A/fr
Expired legal-status Critical Current

Links

CA197,901A 1974-04-18 1974-04-18 Dispositif de forage a tube carottier et a partie centrale interchangeables Expired CA1008443A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA197,901A CA1008443A (fr) 1974-04-18 1974-04-18 Dispositif de forage a tube carottier et a partie centrale interchangeables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA197,901A CA1008443A (fr) 1974-04-18 1974-04-18 Dispositif de forage a tube carottier et a partie centrale interchangeables

Publications (1)

Publication Number Publication Date
CA1008443A true CA1008443A (fr) 1977-04-12

Family

ID=4099749

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,901A Expired CA1008443A (fr) 1974-04-18 1974-04-18 Dispositif de forage a tube carottier et a partie centrale interchangeables

Country Status (1)

Country Link
CA (1) CA1008443A (fr)

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