AU488108B2 - Removable stem for raise bit - Google Patents

Removable stem for raise bit

Info

Publication number
AU488108B2
AU488108B2 AU78216/75A AU7821675A AU488108B2 AU 488108 B2 AU488108 B2 AU 488108B2 AU 78216/75 A AU78216/75 A AU 78216/75A AU 7821675 A AU7821675 A AU 7821675A AU 488108 B2 AU488108 B2 AU 488108B2
Authority
AU
Australia
Prior art keywords
removable stem
raise bit
raise
bit
stem
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
AU78216/75A
Other versions
AU7821675A (en
Inventor
Earl Mitchell Howard
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 US449179A external-priority patent/US3920089A/en
Application filed by Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of AU488108B2 publication Critical patent/AU488108B2/en
Publication of AU7821675A publication Critical patent/AU7821675A/en
Expired legal-status Critical Current

Links

AU78216/75A 1974-03-07 1975-02-14 Removable stem for raise bit Expired AU488108B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US449179A US3920089A (en) 1974-03-07 1974-03-07 Removable stem for raise bit
USUS449179 1974-03-07

Publications (2)

Publication Number Publication Date
AU488108B2 true AU488108B2 (en) 1976-08-19
AU7821675A AU7821675A (en) 1976-08-19

Family

ID=

Similar Documents

Publication Publication Date Title
CA1021664A (en) Valve
AU474759B2 (en) Spade bit
CA1025838A (en) Valve
CA1014851A (en) Downhole valve
CA1027988A (en) Retaining means for ground-engaging tool
CA994637A (en) Valves
AU502065B2 (en) Shrink-packaged well tool
CA1022747A (en) Tool
CA1027540A (en) Adjustable valve
CA1023340A (en) Removable stem for raise bits
CA1031965A (en) Tapering tool
CA1010846A (en) Removable stem for raise bit
CA1024787A (en) Hand tool
AU488108B2 (en) Removable stem for raise bit
SU585986A1 (en) Drill
AU492359B2 (en) Removable stem for raise bits
SU642557A1 (en) Removable valve
CA1007154A (en) Can treatment tool
AU499175B2 (en) Earth-working tool
AU494538B2 (en) Tool
CA1010747A (en) Valve
CA1005426A (en) Valve
AU495080B2 (en) Valve
AU485362B2 (en) Improved valve
AU482547B2 (en) Valves