ZA893759B - Down the hole hammer equipment - Google Patents

Down the hole hammer equipment

Info

Publication number
ZA893759B
ZA893759B ZA893759A ZA893759A ZA893759B ZA 893759 B ZA893759 B ZA 893759B ZA 893759 A ZA893759 A ZA 893759A ZA 893759 A ZA893759 A ZA 893759A ZA 893759 B ZA893759 B ZA 893759B
Authority
ZA
South Africa
Prior art keywords
hole hammer
hammer equipment
equipment
hole
hammer
Prior art date
Application number
ZA893759A
Inventor
Abraham Gien
Gien Abraham
Bernard Lionel Gien
Lionel Gien Bernard
Original Assignee
Gien Abraham
Gien Bernard L
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
Application filed by Gien Abraham, Gien Bernard L filed Critical Gien Abraham
Priority to ZA893759A priority Critical patent/ZA893759B/en
Publication of ZA893759B publication Critical patent/ZA893759B/en

Links

ZA893759A 1988-06-15 1989-05-19 Down the hole hammer equipment ZA893759B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA893759A ZA893759B (en) 1988-06-15 1989-05-19 Down the hole hammer equipment

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA884259 1988-06-15
ZA893759A ZA893759B (en) 1988-06-15 1989-05-19 Down the hole hammer equipment

Publications (1)

Publication Number Publication Date
ZA893759B true ZA893759B (en) 1990-02-28

Family

ID=27139191

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA893759A ZA893759B (en) 1988-06-15 1989-05-19 Down the hole hammer equipment

Country Status (1)

Country Link
ZA (1) ZA893759B (en)

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