AU431549B2 - Drill rod structure - Google Patents

Drill rod structure

Info

Publication number
AU431549B2
AU431549B2 AU24545/71A AU2454571A AU431549B2 AU 431549 B2 AU431549 B2 AU 431549B2 AU 24545/71 A AU24545/71 A AU 24545/71A AU 2454571 A AU2454571 A AU 2454571A AU 431549 B2 AU431549 B2 AU 431549B2
Authority
AU
Australia
Prior art keywords
drill rod
rod structure
drill
rod
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.)
Expired
Application number
AU24545/71A
Other versions
AU2454571A (en
Inventor
WILLIAM HOKANSON and JOHN WILLIAMS MODI LYLE
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.)
Heath and Sherwood Drilling Ltd
Original Assignee
Heath and Sherwood Drilling 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 Heath and Sherwood Drilling Ltd filed Critical Heath and Sherwood Drilling Ltd
Application granted granted Critical
Publication of AU2454571A publication Critical patent/AU2454571A/en
Publication of AU431549B2 publication Critical patent/AU431549B2/en
Expired legal-status Critical Current

Links

AU24545/71A 1970-03-31 1971-01-21 Drill rod structure Expired AU431549B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CACA78,711 1970-03-31

Publications (2)

Publication Number Publication Date
AU2454571A AU2454571A (en) 1972-08-17
AU431549B2 true AU431549B2 (en) 1972-08-17

Family

ID=

Similar Documents

Publication Publication Date Title
CA936866A (en) Substituted chrysanthemates
CA946823A (en) Rock drill
CA927582A (en) Drilling
CA932956A (en) Borehole tool
CA1006542A (en) Substituted 2-aminomethylphenols
CA863785A (en) Drill rod structures
CA950266A (en) Rock drills
CA942284A (en) Drill rod indexing device
AU452740B2 (en) Substituted diphenylsulfones
CA966827A (en) Composite drill rods
CA863786A (en) Drill rod structure
AU431549B2 (en) Drill rod structure
AU2454571A (en) Drill rod structure
CA960642A (en) Drilling
CA848670A (en) Tubular structures
CA946408A (en) Herbicidally-active substituted phenylthiocarbamates
CA843116A (en) Connecting rod construction
AU429950B2 (en) Drill rod structures
AU2891371A (en) Substituted octahydroquinazolinediones
AU459783B2 (en) Drill rod indexing device
CA840253A (en) Tubular structures
CA854855A (en) Well logging
AU2454471A (en) Drill rod structures
CA835784A (en) Centralizer
CA837839A (en) Core drill