IL87155A - Drill pipes and casings utilizing multi-conduit tubulars - Google Patents

Drill pipes and casings utilizing multi-conduit tubulars

Info

Publication number
IL87155A
IL87155A IL87155A IL8715588A IL87155A IL 87155 A IL87155 A IL 87155A IL 87155 A IL87155 A IL 87155A IL 8715588 A IL8715588 A IL 8715588A IL 87155 A IL87155 A IL 87155A
Authority
IL
Israel
Prior art keywords
drill pipes
utilizing multi
casings
tubulars
conduit
Prior art date
Application number
IL87155A
Other versions
IL87155A0 (en
Original Assignee
Pangaea Enterprises 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
Priority claimed from IL83373A external-priority patent/IL83373A/en
Priority claimed from US07/079,461 external-priority patent/US4836305A/en
Application filed by Pangaea Enterprises Inc filed Critical Pangaea Enterprises Inc
Priority to IL87155A priority Critical patent/IL87155A/en
Publication of IL87155A0 publication Critical patent/IL87155A0/en
Publication of IL87155A publication Critical patent/IL87155A/en

Links

IL87155A 1987-07-29 1988-07-19 Drill pipes and casings utilizing multi-conduit tubulars IL87155A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IL87155A IL87155A (en) 1987-07-29 1988-07-19 Drill pipes and casings utilizing multi-conduit tubulars

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL83373A IL83373A (en) 1987-07-29 1987-07-29 Drill pipes and casings utilizing multi-conduit tubulars
US07/079,461 US4836305A (en) 1985-05-06 1987-07-30 Drill pipes and casings utilizing multi-conduit tubulars
IL87155A IL87155A (en) 1987-07-29 1988-07-19 Drill pipes and casings utilizing multi-conduit tubulars

Publications (2)

Publication Number Publication Date
IL87155A0 IL87155A0 (en) 1988-12-30
IL87155A true IL87155A (en) 1992-02-16

Family

ID=27271241

Family Applications (1)

Application Number Title Priority Date Filing Date
IL87155A IL87155A (en) 1987-07-29 1988-07-19 Drill pipes and casings utilizing multi-conduit tubulars

Country Status (1)

Country Link
IL (1) IL87155A (en)

Also Published As

Publication number Publication date
IL87155A0 (en) 1988-12-30

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Legal Events

Date Code Title Description
MM9K Patent not in force due to non-payment of renewal fees
MM9K Patent not in force due to non-payment of renewal fees