AU7173681A - A method and apparatus for lining holes formed when drilling through earth layers - Google Patents

A method and apparatus for lining holes formed when drilling through earth layers

Info

Publication number
AU7173681A
AU7173681A AU71736/81A AU7173681A AU7173681A AU 7173681 A AU7173681 A AU 7173681A AU 71736/81 A AU71736/81 A AU 71736/81A AU 7173681 A AU7173681 A AU 7173681A AU 7173681 A AU7173681 A AU 7173681A
Authority
AU
Australia
Prior art keywords
drilling
holes formed
earth layers
lining holes
lining
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.)
Abandoned
Application number
AU71736/81A
Inventor
B Rossander
H Friberg
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.)
Fagersta AB
Original Assignee
Fagersta 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.)
Filing date
Publication date
Priority claimed from SE8003823A external-priority patent/SE8003823L/en
Application filed by Fagersta AB filed Critical Fagersta AB
Priority claimed from PCT/SE1981/000149 external-priority patent/WO1981003356A1/en
Publication of AU7173681A publication Critical patent/AU7173681A/en
Abandoned legal-status Critical Current

Links

AU71736/81A 1980-05-21 1981-05-19 A method and apparatus for lining holes formed when drilling through earth layers Abandoned AU7173681A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE8003823A SE8003823L (en) 1979-05-23 1980-05-21 NEW 3-FORMULA METHYLPHALOSPORINES AND PROCEDURES FOR PRODUCING THEREOF
SE8003823-4 1980-05-21
PCT/SE1981/000149 WO1981003356A1 (en) 1980-05-21 1981-05-19 A method and apparatus for lining holes formed when drilling through earth layers

Publications (1)

Publication Number Publication Date
AU7173681A true AU7173681A (en) 1981-12-07

Family

ID=26657577

Family Applications (1)

Application Number Title Priority Date Filing Date
AU71736/81A Abandoned AU7173681A (en) 1980-05-21 1981-05-19 A method and apparatus for lining holes formed when drilling through earth layers

Country Status (1)

Country Link
AU (1) AU7173681A (en)

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