AU1729462A - Improvements in and relating toearth drilling machines - Google Patents

Improvements in and relating toearth drilling machines

Info

Publication number
AU1729462A
AU1729462A AU17294/62A AU1729462A AU1729462A AU 1729462 A AU1729462 A AU 1729462A AU 17294/62 A AU17294/62 A AU 17294/62A AU 1729462 A AU1729462 A AU 1729462A AU 1729462 A AU1729462 A AU 1729462A
Authority
AU
Australia
Prior art keywords
drilling machines
toearth
relating
relating toearth
drilling
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
AU17294/62A
Other versions
AU255700B2 (en
Inventor
Caruana Gdhes Wolstan
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.)
Wolstan Caruana Gines
Original Assignee
Wolstan Caruana Gines
Filing date
Publication date
Application filed by Wolstan Caruana Gines filed Critical Wolstan Caruana Gines
Priority to GB16840/63A priority Critical patent/GB1035926A/en
Priority to CH539763A priority patent/CH404588A/en
Priority to US277654A priority patent/US3185225A/en
Priority to LU43672D priority patent/LU43672A1/xx
Application granted granted Critical
Publication of AU1729462A publication Critical patent/AU1729462A/en
Publication of AU255700B2 publication Critical patent/AU255700B2/en
Expired legal-status Critical Current

Links

AU17294/62A 1962-05-04 1962-05-04 Improvements in and relating toearth drilling machines Expired AU255700B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB16840/63A GB1035926A (en) 1962-05-04 1963-04-29 Earth drilling machine
CH539763A CH404588A (en) 1962-05-04 1963-04-30 Earth boring machine
US277654A US3185225A (en) 1962-05-04 1963-05-02 Feeding apparatus for down hole drilling device
LU43672D LU43672A1 (en) 1962-05-04 1963-05-03

Publications (2)

Publication Number Publication Date
AU1729462A true AU1729462A (en) 1964-10-22
AU255700B2 AU255700B2 (en) 1964-10-22

Family

ID=

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