DE547527C - From Einzelstuecken existing drill pipe with screw conveyor - Google Patents

From Einzelstuecken existing drill pipe with screw conveyor

Info

Publication number
DE547527C
DE547527C DENDAT547527D DE547527DD DE547527C DE 547527 C DE547527 C DE 547527C DE NDAT547527 D DENDAT547527 D DE NDAT547527D DE 547527D D DE547527D D DE 547527DD DE 547527 C DE547527 C DE 547527C
Authority
DE
Germany
Prior art keywords
einzelstuecken
drill pipe
screw conveyor
existing drill
existing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DENDAT547527D
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEINR KORFMANN JR FA
Original Assignee
HEINR KORFMANN JR FA
Publication date
Priority to DE547527T priority Critical
Application granted granted Critical
Publication of DE547527C publication Critical patent/DE547527C/en
Application status is Expired legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/44Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
DENDAT547527D From Einzelstuecken existing drill pipe with screw conveyor Expired DE547527C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE547527T

Publications (1)

Publication Number Publication Date
DE547527C true DE547527C (en) 1932-04-04

Family

ID=6561595

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT547527D Expired DE547527C (en) From Einzelstuecken existing drill pipe with screw conveyor

Country Status (1)

Country Link
DE (1) DE547527C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1125861B (en) * 1954-01-22 1962-03-22 Beien Maschfab Method and apparatus for rising of degradation routes, particularly in the steep storage
DE2548637A1 (en) * 1975-03-03 1976-09-16 Carmet Co Method and apparatus for drilling in the overburden
DE2543578A1 (en) * 1975-09-30 1977-04-07 Duss Maschf Stone drill with thin wall tubular shank - has tube with spiral surface of smaller diameter than cutting edge axially surrounding its shank

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1125861B (en) * 1954-01-22 1962-03-22 Beien Maschfab Method and apparatus for rising of degradation routes, particularly in the steep storage
DE2548637A1 (en) * 1975-03-03 1976-09-16 Carmet Co Method and apparatus for drilling in the overburden
DE2543578A1 (en) * 1975-09-30 1977-04-07 Duss Maschf Stone drill with thin wall tubular shank - has tube with spiral surface of smaller diameter than cutting edge axially surrounding its shank

Similar Documents

Publication Publication Date Title
DE610541C (en) Stossdaempfer with several Verdichtungsraeumen
DE619649C (en) Entrindemaschine
DE630694C (en) Waermeblinkschalter with Abreissmagnet
DE600537C (en) Coupling for drill rods
DE546464C (en) shutoff
DE576831C (en) Screw Point for well pipes
DE596294C (en) Flaschenkuehler
DE555837C (en) Kaefiganker
DE607508C (en) Schnuersenkelhalter
DE609129C (en) Wursthuelle
DE641025C (en) continuous Stufengaerverfahren
DE626801C (en) extruder
DE631795C (en) Flakkommandogeraet
DE567219C (en) Stroemungsmesser
DE550154C (en) Waeschewringmaschine
DE583028C (en) Messstoepsel
DE553487C (en) Bandfoerdereinrichtung
DE566342C (en) Schraegsitzventil
DE563000C (en) Transformer-heated Waermerelais
DE616042C (en) Fluessigkeitsgetriebe
DE636236C (en) gyrocompass
DE596589C (en) Drilling for rock drilling
DE665593C (en) Pipe connection with tubesheets
DE615712C (en) pipe connection
DE560389C (en) Huelsenspreizduebel