AU4217996A - Control of pressurised fluid flow in reverse circulation drill strings - Google Patents

Control of pressurised fluid flow in reverse circulation drill strings

Info

Publication number
AU4217996A
AU4217996A AU42179/96A AU4217996A AU4217996A AU 4217996 A AU4217996 A AU 4217996A AU 42179/96 A AU42179/96 A AU 42179/96A AU 4217996 A AU4217996 A AU 4217996A AU 4217996 A AU4217996 A AU 4217996A
Authority
AU
Australia
Prior art keywords
control
fluid flow
pressurised fluid
reverse circulation
drill strings
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
AU42179/96A
Inventor
John Elsby
Joseph Michael Purcell
Brian Thomas Sansead
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.)
AZUKO Pty Ltd
Original Assignee
AZUKO Pty 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 AZUKO Pty Ltd filed Critical AZUKO Pty Ltd
Priority to AU42179/96A priority Critical patent/AU4217996A/en
Publication of AU4217996A publication Critical patent/AU4217996A/en
Abandoned legal-status Critical Current

Links

AU42179/96A 1996-01-25 1996-01-25 Control of pressurised fluid flow in reverse circulation drill strings Abandoned AU4217996A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU42179/96A AU4217996A (en) 1996-01-25 1996-01-25 Control of pressurised fluid flow in reverse circulation drill strings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU42179/96A AU4217996A (en) 1996-01-25 1996-01-25 Control of pressurised fluid flow in reverse circulation drill strings

Publications (1)

Publication Number Publication Date
AU4217996A true AU4217996A (en) 1996-05-09

Family

ID=3729449

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42179/96A Abandoned AU4217996A (en) 1996-01-25 1996-01-25 Control of pressurised fluid flow in reverse circulation drill strings

Country Status (1)

Country Link
AU (1) AU4217996A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111852363A (en) * 2020-08-27 2020-10-30 孟庆华 Flow self-adjusting drilling process efficiency improving device and positive circulation drilling equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111852363A (en) * 2020-08-27 2020-10-30 孟庆华 Flow self-adjusting drilling process efficiency improving device and positive circulation drilling equipment

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