AU486077B2 - Swivel for core drilling - Google Patents

Swivel for core drilling

Info

Publication number
AU486077B2
AU486077B2 AU82678/75A AU8267875A AU486077B2 AU 486077 B2 AU486077 B2 AU 486077B2 AU 82678/75 A AU82678/75 A AU 82678/75A AU 8267875 A AU8267875 A AU 8267875A AU 486077 B2 AU486077 B2 AU 486077B2
Authority
AU
Australia
Prior art keywords
swivel
core drilling
drilling
core
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
AU82678/75A
Other versions
AU8267875A (en
Inventor
Alfred Ronald Curington And Theodore James Roscoe, Jr
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.)
Bakerdrill Inc
Original Assignee
Bakerdrill Inc
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 Bakerdrill Inc filed Critical Bakerdrill Inc
Priority to AU82678/75A priority Critical patent/AU486077B2/en
Application granted granted Critical
Publication of AU8267875A publication Critical patent/AU8267875A/en
Publication of AU486077B2 publication Critical patent/AU486077B2/en
Expired legal-status Critical Current

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/02—Swivel joints in hose-lines
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
AU82678/75A 1975-07-02 1975-07-02 Swivel for core drilling Expired AU486077B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU82678/75A AU486077B2 (en) 1975-07-02 1975-07-02 Swivel for core drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU82678/75A AU486077B2 (en) 1975-07-02 1975-07-02 Swivel for core drilling

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU70572/74A Division AU482481B2 (en) 1973-08-29 1974-06-27 Continuous coring system and apparatus

Publications (2)

Publication Number Publication Date
AU8267875A AU8267875A (en) 1975-09-18
AU486077B2 true AU486077B2 (en) 1975-09-18

Family

ID=3760963

Family Applications (1)

Application Number Title Priority Date Filing Date
AU82678/75A Expired AU486077B2 (en) 1975-07-02 1975-07-02 Swivel for core drilling

Country Status (1)

Country Link
AU (1) AU486077B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA866646B (en) * 1985-09-02 1987-07-29 Wallis Drilling Pty Ltd Downhole hammer

Also Published As

Publication number Publication date
AU8267875A (en) 1975-09-18

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