GB9213983D0 - Well-drilling tools - Google Patents

Well-drilling tools

Info

Publication number
GB9213983D0
GB9213983D0 GB929213983A GB9213983A GB9213983D0 GB 9213983 D0 GB9213983 D0 GB 9213983D0 GB 929213983 A GB929213983 A GB 929213983A GB 9213983 A GB9213983 A GB 9213983A GB 9213983 D0 GB9213983 D0 GB 9213983D0
Authority
GB
United Kingdom
Prior art keywords
well
drilling tools
drilling
tools
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.)
Pending
Application number
GB929213983A
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.)
Astec Developments Ltd
Original Assignee
Astec Developments Ltd
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 Astec Developments Ltd filed Critical Astec Developments Ltd
Priority to GB929213983A priority Critical patent/GB9213983D0/en
Publication of GB9213983D0 publication Critical patent/GB9213983D0/en
Priority to GB9423958A priority patent/GB2282170B/en
Priority to PCT/GB1993/001114 priority patent/WO1993024728A1/en
Priority to US08/343,478 priority patent/US5649603A/en
Priority to AU43356/93A priority patent/AU4335693A/en
Pending legal-status Critical Current

Links

GB929213983A 1992-05-27 1992-07-01 Well-drilling tools Pending GB9213983D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB929213983A GB9213983D0 (en) 1992-07-01 1992-07-01 Well-drilling tools
GB9423958A GB2282170B (en) 1992-05-27 1993-05-27 Downhole tools
PCT/GB1993/001114 WO1993024728A1 (en) 1992-05-27 1993-05-27 Downhole tools
US08/343,478 US5649603A (en) 1992-05-27 1993-05-27 Downhole tools having circumferentially spaced rolling elements
AU43356/93A AU4335693A (en) 1992-05-27 1993-05-27 Downhole tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929213983A GB9213983D0 (en) 1992-07-01 1992-07-01 Well-drilling tools

Publications (1)

Publication Number Publication Date
GB9213983D0 true GB9213983D0 (en) 1992-08-12

Family

ID=10718031

Family Applications (1)

Application Number Title Priority Date Filing Date
GB929213983A Pending GB9213983D0 (en) 1992-05-27 1992-07-01 Well-drilling tools

Country Status (1)

Country Link
GB (1) GB9213983D0 (en)

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