CA538118A - Core bit - Google Patents

Core bit

Info

Publication number
CA538118A
CA538118A CA538118DA CA538118A CA 538118 A CA538118 A CA 538118A CA 538118D A CA538118D A CA 538118DA CA 538118 A CA538118 A CA 538118A
Authority
CA
Canada
Prior art keywords
core bit
bit
core
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
Other languages
French (fr)
Inventor
F. Davis Frank
G. Richmond Stewart
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.)
EJ Longyear Co
Original Assignee
EJ Longyear Co
Publication date
Application granted granted Critical
Publication of CA538118A publication Critical patent/CA538118A/en
Expired legal-status Critical Current

Links

CA538118D Core bit Expired CA538118A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA538118T

Publications (1)

Publication Number Publication Date
CA538118A true CA538118A (en) 1957-03-12

Family

ID=35692753

Family Applications (1)

Application Number Title Priority Date Filing Date
CA538118D Expired CA538118A (en) Core bit

Country Status (1)

Country Link
CA (1) CA538118A (en)

Similar Documents

Publication Publication Date Title
CA547128A (en) Substituted pyrrolecarboxamidopyrroles
CA538218A (en) Drill
CA538118A (en) Core bit
CA539037A (en) Chucks
CA540469A (en) Substituted glycinamides
CA537472A (en) Substituted benzamidopropylamines
CA549709A (en) Metal-sash construction
CA524368A (en) Core drill
CA549902A (en) Cable-tool drills
CA542735A (en) Well drill
CA550977A (en) Core cap
CA535131A (en) Well drilling
CA538284A (en) Drill bit
CA535706A (en) Drilling bit
CA536760A (en) Chucks
CA547251A (en) Substituted iminodibenzyls
CA540468A (en) Substituted glycinamides
CA538308A (en) Substituted glycinamides
CA540470A (en) Substituted glycinamides
CA540471A (en) Substituted glycinamides
CA544933A (en) Substituted 3-morpholones
CA545344A (en) Substituted glycinamides
CA537471A (en) Substituted alkoxybenzylisoquinolines
CA547129A (en) Substituted carbonylaminomethylpyrroles
AU226676B2 (en) Substituted coumarones