CA464591A - Method and apparatus for making drill bits - Google Patents

Method and apparatus for making drill bits

Info

Publication number
CA464591A
CA464591A CA464591A CA464591DA CA464591A CA 464591 A CA464591 A CA 464591A CA 464591 A CA464591 A CA 464591A CA 464591D A CA464591D A CA 464591DA CA 464591 A CA464591 A CA 464591A
Authority
CA
Canada
Prior art keywords
drill bits
making drill
making
bits
drill
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
CA464591A
Other languages
French (fr)
Inventor
Liddicoat Percill
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA464591A publication Critical patent/CA464591A/en
Expired legal-status Critical Current

Links

CA464591A Method and apparatus for making drill bits Expired CA464591A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA464591T

Publications (1)

Publication Number Publication Date
CA464591A true CA464591A (en) 1950-04-25

Family

ID=35594320

Family Applications (1)

Application Number Title Priority Date Filing Date
CA464591A Expired CA464591A (en) Method and apparatus for making drill bits

Country Status (1)

Country Link
CA (1) CA464591A (en)

Similar Documents

Publication Publication Date Title
CA464591A (en) Method and apparatus for making drill bits
CA469240A (en) Methods and apparatus for screening
CA467024A (en) Drilling apparatus
CA464222A (en) Dispersing method and apparatus
CA467265A (en) Methods and apparatus for cutting well pipe
CA469914A (en) Floating jig drill apparatus
CA460785A (en) Method and apparatus for drilling and producing wells
CA479797A (en) Drill bits
CA465634A (en) Contacting method and apparatus
AU157116B2 (en) Improvements in or relating toan earth boring apparatus
CA464168A (en) Method and apparatus for the production of tubing
CA488821A (en) Drill bits
CA466399A (en) Method and apparatus for sound ranging
CA479173A (en) Earth-boring apparatus
CA463658A (en) Method and apparatus for determining well pressures
CA462176A (en) Cooling apparatus and method
CA466815A (en) Method and apparatus for producing chlorine dioxide
CA466716A (en) Method and apparatus for making nuts
CA463699A (en) Crystalline alumina and method and apparatus for making the same
CA471089A (en) Apparatus for and methods of percussive welding
AU167374B2 (en) Apparatus for removing cuttings froma drill hole
AU491051A (en) Improvements in or relating toan earth boring apparatus
CA463597A (en) Method and apparatus for submarine signalling
CA466208A (en) Method and means for selective carburizing
CA463121A (en) Ink boundary separating method and apparatus