CA705779A - Earth boring under-reaming tool - Google Patents

Earth boring under-reaming tool

Info

Publication number
CA705779A
CA705779A CA705779A CA705779DA CA705779A CA 705779 A CA705779 A CA 705779A CA 705779 A CA705779 A CA 705779A CA 705779D A CA705779D A CA 705779DA CA 705779 A CA705779 A CA 705779A
Authority
CA
Canada
Prior art keywords
earth boring
reaming tool
boring under
under
reaming
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
CA705779A
Inventor
W. Amann Gustav
J. Woolgar Reginald
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.)
Economic Foundations Ltd
Original Assignee
Economic Foundations Ltd
Publication date
Application granted granted Critical
Publication of CA705779A publication Critical patent/CA705779A/en
Expired legal-status Critical Current

Links

CA705779A Earth boring under-reaming tool Expired CA705779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA705779T

Publications (1)

Publication Number Publication Date
CA705779A true CA705779A (en) 1965-03-16

Family

ID=36019457

Family Applications (1)

Application Number Title Priority Date Filing Date
CA705779A Expired CA705779A (en) Earth boring under-reaming tool

Country Status (1)

Country Link
CA (1) CA705779A (en)

Similar Documents

Publication Publication Date Title
CA705779A (en) Earth boring under-reaming tool
CA697311A (en) Earth boring tool
CA722509A (en) Drill bit
CA712787A (en) Adjustable boring tool
AU413123B2 (en) Earth boring machine
CA724526A (en) Earth boring machine
CA719595A (en) Rock drill
CA707966A (en) Boring bar cutter
CA734291A (en) Hydraulically operated earth boring tools
AU6550065A (en) Earth boring machine
CA715416A (en) Rotary earth boring drill
CA712422A (en) Well tools
CA711628A (en) Drilling bit
CA715421A (en) Blade-type drill bit
CA715420A (en) Blade-type drill bit
AU411509B2 (en) Cutter bit
AU421021B2 (en) Improvement in earth orrock drills
CA712482A (en) Rock drill carriage
CA714802A (en) Boring
CA703853A (en) Borehole drilling
CA776924A (en) Boring tool
CA802562A (en) Boring tool
CA706199A (en) Drill bit shank
CA712483A (en) Portable rock drill
CA657198A (en) Rock drills