[go: up one dir, main page]

CH374611A - Rotary hammer with coaxial water flush - Google Patents

Rotary hammer with coaxial water flush

Info

Publication number
CH374611A
CH374611A CH386560A CH386560A CH374611A CH 374611 A CH374611 A CH 374611A CH 386560 A CH386560 A CH 386560A CH 386560 A CH386560 A CH 386560A CH 374611 A CH374611 A CH 374611A
Authority
CH
Switzerland
Prior art keywords
water flush
rotary hammer
coaxial water
coaxial
hammer
Prior art date
Application number
CH386560A
Other languages
German (de)
Inventor
Heinrich Dipl-Ing Fl Friedrich
Bischoff Karl
Original Assignee
Ingbuero Dipl Ing Friedrich He
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 Ingbuero Dipl Ing Friedrich He filed Critical Ingbuero Dipl Ing Friedrich He
Publication of CH374611A publication Critical patent/CH374611A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
CH386560A 1959-04-14 1960-04-06 Rotary hammer with coaxial water flush CH374611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI16289A DE1102071B (en) 1959-04-14 1959-04-14 Rotary hammer with central water flush

Publications (1)

Publication Number Publication Date
CH374611A true CH374611A (en) 1964-01-31

Family

ID=7185914

Family Applications (1)

Application Number Title Priority Date Filing Date
CH386560A CH374611A (en) 1959-04-14 1960-04-06 Rotary hammer with coaxial water flush

Country Status (3)

Country Link
CH (1) CH374611A (en)
DE (1) DE1102071B (en)
GB (1) GB950730A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482693A1 (en) * 1980-05-14 1981-11-20 Montabert Ets Composite seal for hydrostatic coupling to percussion drill - involving viscoelastic and rubber components opt. of polyacetal and polyurethane

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1232090B (en) * 1961-02-27 1967-01-12 Ingersoll Rand Co Hammer drill
FR2316431A1 (en) * 1975-07-04 1977-01-28 Montabert Roger IMPROVEMENT IN DRILLING HAMMERS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482693A1 (en) * 1980-05-14 1981-11-20 Montabert Ets Composite seal for hydrostatic coupling to percussion drill - involving viscoelastic and rubber components opt. of polyacetal and polyurethane

Also Published As

Publication number Publication date
DE1102071B (en) 1961-03-16
GB950730A (en) 1964-02-26

Similar Documents

Publication Publication Date Title
CH385594A (en) Hand drill
CH374611A (en) Rotary hammer with coaxial water flush
FR1246290A (en) Rotary fitting
CA589572A (en) Water closet
AT208801B (en) Rotary hammer with central water flush
FR1236539A (en) Advanced tiles
FR1227419A (en) Advanced lock
FR1236245A (en) Urinal
FR1199644A (en) Urinal
FI34993A (en) Mortar
FR1200493A (en) Kite
DD24481A5 (en) Bathtub with water conveyor
FR1208791A (en) Rotary transformer
ES68926Y (en) Reinforced plug
BE582675A (en) Urinal
SU131697A1 (en) Water sprayer
ES77821Y (en) Toilet
FR1219921A (en) Siphon
CA581260A (en) Water closet
FI37774A (en) Reinforced latch connection
GR20057B (en) PORTABLE WATER BATHROOM.
AU243137B2 (en) Improvements connected with covered water cisterns
AU254806B2 (en) Improved water closet basks
ES70207Y (en) Flushometer
CH384177A (en) Paroi