ZW14190A1 - A control tube assembly for a down hole rock drill - Google Patents

A control tube assembly for a down hole rock drill

Info

Publication number
ZW14190A1
ZW14190A1 ZW14190A ZW14190A ZW14190A1 ZW 14190 A1 ZW14190 A1 ZW 14190A1 ZW 14190 A ZW14190 A ZW 14190A ZW 14190 A ZW14190 A ZW 14190A ZW 14190 A1 ZW14190 A1 ZW 14190A1
Authority
ZW
Zimbabwe
Prior art keywords
tube assembly
control tube
rock drill
down hole
hole rock
Prior art date
Application number
ZW14190A
Inventor
Purcell Patrick
Elsby John
Original Assignee
Rock Drill Technical Services
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 Rock Drill Technical Services filed Critical Rock Drill Technical Services
Priority to ZW14190A priority Critical patent/ZW14190A1/en
Publication of ZW14190A1 publication Critical patent/ZW14190A1/en
Priority to AU83504/91A priority patent/AU636057B2/en

Links

ZW14190A 1990-09-11 1990-09-11 A control tube assembly for a down hole rock drill ZW14190A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ZW14190A ZW14190A1 (en) 1990-09-11 1990-09-11 A control tube assembly for a down hole rock drill
AU83504/91A AU636057B2 (en) 1990-09-11 1991-09-02 A control tube assembly for down hole rock drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZW14190A ZW14190A1 (en) 1990-09-11 1990-09-11 A control tube assembly for a down hole rock drill

Publications (1)

Publication Number Publication Date
ZW14190A1 true ZW14190A1 (en) 1991-01-30

Family

ID=25590501

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW14190A ZW14190A1 (en) 1990-09-11 1990-09-11 A control tube assembly for a down hole rock drill

Country Status (2)

Country Link
AU (1) AU636057B2 (en)
ZW (1) ZW14190A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO698197A0 (en) * 1997-05-26 1997-06-19 Sds Digger Tools Pty Ltd A percussive hammer drill

Also Published As

Publication number Publication date
AU8350491A (en) 1992-03-19
AU636057B2 (en) 1993-04-08

Similar Documents

Publication Publication Date Title
GB2251444B (en) Down hole drilling tool control mechanism
GB2272233B (en) A centralizer for a borehole
ZA913237B (en) Rock bit for a down-the-hole drill
NO962744L (en) Control device for drilling a borehole
GB2227509B (en) A combination drill bit
GB2284624B (en) A bottom hole drilling assembly
IL100254A0 (en) System for logging a well during the drilling thereof
GB2270490B (en) Drilling device for a rock drill
NO943265L (en) Brönnverktöy for controlling the drilling rate for a borehole
AU4065485A (en) Apparatus for drilling a borehole
ZA924617B (en) A percussion drill bit
GB9611667D0 (en) Drilling a wellbore
GB2261685B (en) Device for a down-hole assembly
AU7931191A (en) Systems for controlling a rock drill
GB9114885D0 (en) Stabilizer for a drill string
EP0274235A3 (en) Stabilizer for a drilling string
GB2197926B (en) Remotely installing a tubular string
NO960951D0 (en) Arrangement for control of the feed mechanism for a rock drill
ZA902594B (en) A rock drilling apparatus
GB2311427B (en) A drill string sub assembly
EP0331978A3 (en) Drill pipe for a hydraulic down-hole drill hammer
ZW14190A1 (en) A control tube assembly for a down hole rock drill
ZA9526B (en) Feed beam for a rock drill
GB2263489B (en) A drill bit
EP0452798A3 (en) Method for drilling a hole