SE7703044L - Sjelvdriven pneumatisk undantrengningshammare - Google Patents

Sjelvdriven pneumatisk undantrengningshammare

Info

Publication number
SE7703044L
SE7703044L SE7703044A SE7703044A SE7703044L SE 7703044 L SE7703044 L SE 7703044L SE 7703044 A SE7703044 A SE 7703044A SE 7703044 A SE7703044 A SE 7703044A SE 7703044 L SE7703044 L SE 7703044L
Authority
SE
Sweden
Prior art keywords
self
operated pneumatic
pneumatic emergency
emergency hammer
hammer
Prior art date
Application number
SE7703044A
Other languages
English (en)
Inventor
Paul Schmidt
Original Assignee
Paul Schmidt
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 Paul Schmidt filed Critical Paul Schmidt
Publication of SE7703044L publication Critical patent/SE7703044L/sv

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
SE7703044A 1976-03-19 1977-03-17 Sjelvdriven pneumatisk undantrengningshammare SE7703044L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2611678A DE2611678C3 (de) 1976-03-19 1976-03-19 Vorrichtung zum Einbringen eines Nachziehrohres in den Boden

Publications (1)

Publication Number Publication Date
SE7703044L true SE7703044L (sv) 1977-09-20

Family

ID=5972927

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7703044A SE7703044L (sv) 1976-03-19 1977-03-17 Sjelvdriven pneumatisk undantrengningshammare

Country Status (6)

Country Link
JP (1) JPS52116605A (sv)
CH (1) CH603920A5 (sv)
DE (1) DE2611678C3 (sv)
FR (1) FR2344682A1 (sv)
GB (1) GB1530865A (sv)
SE (1) SE7703044L (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8605009D0 (en) * 1986-02-28 1986-04-09 Roxbury Ltd Soil displacement tools
US9169611B2 (en) 2000-06-15 2015-10-27 Geopier Foundation Company, Inc. Method and apparatus for building support piers from one or more successive lifts formed in a soil matrix
US7226246B2 (en) 2000-06-15 2007-06-05 Geotechnical Reinforcement, Inc. Apparatus and method for building support piers from one or successive lifts formed in a soil matrix

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE426432C (de) * 1924-06-17 1926-03-11 Westdeutsche Tiefbohrgesellsch Rueckschlagausschalter fuer Spuelbohrungen
FR868631A (fr) * 1938-09-29 1942-01-09 Bosch Gmbh Robert Porte-outil pour appareil à percussion
FR1090212A (fr) * 1953-11-04 1955-03-29 Kango Electric Hammers Ltd Outil à percussion commandé mécaniquement
FR1178503A (fr) * 1957-07-10 1959-05-12 Procédé et dispositif d'exécution de travaux de terrassement au moyen de vibreursinternes
US3309877A (en) * 1960-09-07 1967-03-21 Degen Wilhelm Vibrator for compacting soil
SU301098A1 (ru) * 1970-01-19 1976-10-25 Институт Горного Дела Со Ан Ссср Пневматическое устройство ударного действи дл образовани скважины в грунте

Also Published As

Publication number Publication date
JPS52116605A (en) 1977-09-30
GB1530865A (en) 1978-11-01
FR2344682A1 (fr) 1977-10-14
DE2611678B2 (de) 1978-01-05
CH603920A5 (sv) 1978-08-31
DE2611678A1 (de) 1977-09-22
DE2611678C3 (de) 1978-08-31

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