SU563490A2 - Two-piston perforator - Google Patents

Two-piston perforator

Info

Publication number
SU563490A2
SU563490A2 SU7502108880A SU2108880A SU563490A2 SU 563490 A2 SU563490 A2 SU 563490A2 SU 7502108880 A SU7502108880 A SU 7502108880A SU 2108880 A SU2108880 A SU 2108880A SU 563490 A2 SU563490 A2 SU 563490A2
Authority
SU
USSR - Soviet Union
Prior art keywords
perforator
piston
piston perforator
Prior art date
Application number
SU7502108880A
Other languages
Russian (ru)
Inventor
Анатолий Михайлович Петреев
Владимир Давыдович Рабко
Анатолий Алексеевич Липин
Original Assignee
Институт Горного Дела Со Ан Ссср
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 Институт Горного Дела Со Ан Ссср filed Critical Институт Горного Дела Со Ан Ссср
Priority to SU7502108880A priority Critical patent/SU563490A2/en
Priority to SE7506740A priority patent/SE410209B/en
Priority to JP50070980A priority patent/JPS51151201A/en
Priority to DE2526511A priority patent/DE2526511C3/en
Priority to FI751769A priority patent/FI63469C/en
Application granted granted Critical
Publication of SU563490A2 publication Critical patent/SU563490A2/en

Links

SU7502108880A 1974-06-13 1975-02-19 Two-piston perforator SU563490A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SU7502108880A SU563490A2 (en) 1975-02-19 1975-02-19 Two-piston perforator
SE7506740A SE410209B (en) 1974-06-13 1975-06-12 IMPACT DRILL
JP50070980A JPS51151201A (en) 1974-06-13 1975-06-13 Doubleepiston rock drill
DE2526511A DE2526511C3 (en) 1974-06-13 1975-06-13 Two-piston rotary hammer with a device having a twisted flute connection for moving a drill
FI751769A FI63469C (en) 1974-06-13 1975-06-13 BERGBORR MED DUBBELKOLV

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7502108880A SU563490A2 (en) 1975-02-19 1975-02-19 Two-piston perforator

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
SU519534 Addition

Publications (1)

Publication Number Publication Date
SU563490A2 true SU563490A2 (en) 1977-06-30

Family

ID=20611278

Family Applications (1)

Application Number Title Priority Date Filing Date
SU7502108880A SU563490A2 (en) 1974-06-13 1975-02-19 Two-piston perforator

Country Status (1)

Country Link
SU (1) SU563490A2 (en)

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SU563490A2 (en) Two-piston perforator