SE423923B - REVERSIBLE, SLOCKWORK WORKING DEVICE FOR ASTAD COMMENT OF MARKETS IN THE MARK - Google Patents

REVERSIBLE, SLOCKWORK WORKING DEVICE FOR ASTAD COMMENT OF MARKETS IN THE MARK

Info

Publication number
SE423923B
SE423923B SE7705846A SE7705846A SE423923B SE 423923 B SE423923 B SE 423923B SE 7705846 A SE7705846 A SE 7705846A SE 7705846 A SE7705846 A SE 7705846A SE 423923 B SE423923 B SE 423923B
Authority
SE
Sweden
Prior art keywords
slockwork
astad
markets
comment
reversible
Prior art date
Application number
SE7705846A
Other languages
Swedish (sv)
Other versions
SE7705846L (en
Inventor
K B Tkach
A D Kostylev
V M Terin
K B Skachkov
A D Terskov
M J Bondar
V F Drobyazko
Original Assignee
Inst Gornogo Dela Sib Otdel Sk
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 Inst Gornogo Dela Sib Otdel Sk filed Critical Inst Gornogo Dela Sib Otdel Sk
Publication of SE7705846L publication Critical patent/SE7705846L/en
Publication of SE423923B publication Critical patent/SE423923B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole
SE7705846A 1976-05-17 1977-05-17 REVERSIBLE, SLOCKWORK WORKING DEVICE FOR ASTAD COMMENT OF MARKETS IN THE MARK SE423923B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU2362865 1976-05-17
SU2416534 1976-10-22

Publications (2)

Publication Number Publication Date
SE7705846L SE7705846L (en) 1977-11-18
SE423923B true SE423923B (en) 1982-06-14

Family

ID=26665582

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7705846A SE423923B (en) 1976-05-17 1977-05-17 REVERSIBLE, SLOCKWORK WORKING DEVICE FOR ASTAD COMMENT OF MARKETS IN THE MARK

Country Status (11)

Country Link
AT (1) AT347359B (en)
CH (1) CH621172A5 (en)
DE (1) DE2722298C3 (en)
DK (1) DK147714C (en)
FI (1) FI57159C (en)
FR (1) FR2352161A1 (en)
GB (1) GB1540344A (en)
IT (1) IT1118028B (en)
NL (1) NL168579C (en)
NO (1) NO151630C (en)
SE (1) SE423923B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2820785C2 (en) * 1978-05-12 1986-10-02 Paul 5940 Lennestadt Schmidt Valve control for ram drilling rigs
GB2111565B (en) * 1981-12-15 1985-10-02 British Telecomm Self propelled reversible boring ram
SU1250619A1 (en) * 1984-03-06 1986-08-15 Институт Горного Дела Со Ан Ссср Reversible pneumatic device for making holes in soil
GB2165279B (en) * 1984-10-03 1987-12-23 Inst Gornogo Dela Sibirskogo O Air-operated reversible percussive action machine
DE19617603C1 (en) * 1996-05-02 1997-09-18 Tracto Technik Reversible ram boring machine
WO2007057055A1 (en) 2005-11-16 2007-05-24 Tracto-Technik Gmbh Hammer drilling device with a pneumatic reversing gear
DE102005055032B4 (en) * 2005-11-16 2011-04-21 Tracto-Technik Gmbh Rammbohrgerät with pneumatic reversal

Also Published As

Publication number Publication date
ATA353577A (en) 1978-04-15
FR2352161B1 (en) 1980-03-14
NL168579B (en) 1981-11-16
DE2722298C3 (en) 1980-06-19
FI57159C (en) 1980-06-10
CH621172A5 (en) 1981-01-15
SE7705846L (en) 1977-11-18
DE2722298A1 (en) 1978-04-06
NO771741L (en) 1977-11-18
NL7705462A (en) 1977-11-21
NO151630B (en) 1985-01-28
DE2722298B2 (en) 1979-10-11
NO151630C (en) 1985-05-08
DK147714B (en) 1984-11-19
FR2352161A1 (en) 1977-12-16
FI57159B (en) 1980-02-29
NL168579C (en) 1982-04-16
DK147714C (en) 1985-08-26
IT1118028B (en) 1986-02-24
GB1540344A (en) 1979-02-07
AT347359B (en) 1978-12-27
DK215877A (en) 1977-11-18
FI771563A (en) 1977-11-18

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