DE1235237B - Erweiterungsrollenmeissel - Google Patents

Erweiterungsrollenmeissel

Info

Publication number
DE1235237B
DE1235237B DEB61648A DEB0061648A DE1235237B DE 1235237 B DE1235237 B DE 1235237B DE B61648 A DEB61648 A DE B61648A DE B0061648 A DEB0061648 A DE B0061648A DE 1235237 B DE1235237 B DE 1235237B
Authority
DE
Germany
Prior art keywords
roller
ring tooth
extension roller
ring
tooth
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.)
Pending
Application number
DEB61648A
Other languages
German (de)
English (en)
Inventor
Karl-Guenther Bechem
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.)
Soeding & Halbach J C
Original Assignee
Soeding & Halbach J C
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
Priority to NL275415D priority Critical patent/NL275415A/xx
Application filed by Soeding & Halbach J C filed Critical Soeding & Halbach J C
Priority to DEB61648A priority patent/DE1235237B/de
Priority to SE189262A priority patent/SE220325C1/sv
Priority to CH222962A priority patent/CH391622A/de
Priority to GB8561/62A priority patent/GB980644A/en
Priority to BE614760A priority patent/BE614760A/fr
Priority to US178950A priority patent/US3204710A/en
Publication of DE1235237B publication Critical patent/DE1235237B/de
Pending legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • 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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
DEB61648A 1961-03-13 1961-03-13 Erweiterungsrollenmeissel Pending DE1235237B (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL275415D NL275415A (sv) 1961-03-13
DEB61648A DE1235237B (de) 1961-03-13 1961-03-13 Erweiterungsrollenmeissel
SE189262A SE220325C1 (sv) 1961-03-13 1962-02-21
CH222962A CH391622A (de) 1961-03-13 1962-02-23 Erweiterungsrollenmeissel
GB8561/62A GB980644A (en) 1961-03-13 1962-03-06 A rock boring roller cutter
BE614760A BE614760A (fr) 1961-03-13 1962-03-07 Trépan élargisseur à molettes.
US178950A US3204710A (en) 1961-03-13 1962-03-12 Enlarging roller cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB61648A DE1235237B (de) 1961-03-13 1961-03-13 Erweiterungsrollenmeissel

Publications (1)

Publication Number Publication Date
DE1235237B true DE1235237B (de) 1967-03-02

Family

ID=6973275

Family Applications (1)

Application Number Title Priority Date Filing Date
DEB61648A Pending DE1235237B (de) 1961-03-13 1961-03-13 Erweiterungsrollenmeissel

Country Status (7)

Country Link
US (1) US3204710A (sv)
BE (1) BE614760A (sv)
CH (1) CH391622A (sv)
DE (1) DE1235237B (sv)
GB (1) GB980644A (sv)
NL (1) NL275415A (sv)
SE (1) SE220325C1 (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326307A (en) * 1965-01-28 1967-06-20 Chicago Pneumatic Tool Co Rock bit roller cone
ZA723776B (en) * 1972-06-02 1974-01-30 Hard Metals Ltd Disc cutting unit for use on rock boring machines
US3982595A (en) * 1972-07-24 1976-09-28 Dresser Industries, Inc. Rock boring cutter with replaceable cutting elements
US4040493A (en) * 1976-05-13 1977-08-09 Dresser Industries, Inc. Rock boring cutter with thread-on replaceable cutting element
US4248314A (en) * 1979-05-29 1981-02-03 Hughes Tool Company Shaft drill bit with overlapping cutter arrangement
SE467700B (sv) * 1986-01-28 1992-08-31 Boart Int Ltd Skivformat skaer foer bergbearbetningsmaskiner

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1252535A (fr) * 1960-04-01 1961-01-27 Bergwerksverband Gmbh Fleuret d'élargissement à galets, pour forages

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE187375C (sv) *
US748206A (en) * 1902-09-04 1903-12-29 Wilhelm Mueller Tube-cleaner.
US1152151A (en) * 1911-04-03 1915-08-31 Harry R Decker Drill.
US1747909A (en) * 1922-05-29 1930-02-18 Universal Rotary Bit Company Rotary sectional bit
US1747908A (en) * 1923-08-11 1930-02-18 Universal Rotary Bit Company Rotary drill bit
US2241549A (en) * 1940-02-06 1941-05-13 Sr John W Hatcher Rotary bit
US3016099A (en) * 1959-07-17 1962-01-09 Terminal Drilling And Producti Hole enlarger
US3046055A (en) * 1960-02-19 1962-07-24 Anderson Co Position-adjusting mechanism
DE1224679B (de) * 1961-02-27 1966-09-15 Soeding & Halbach J C Erweiterungsrollenmeissel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1252535A (fr) * 1960-04-01 1961-01-27 Bergwerksverband Gmbh Fleuret d'élargissement à galets, pour forages

Also Published As

Publication number Publication date
BE614760A (fr) 1962-09-02
NL275415A (sv)
CH391622A (de) 1965-05-15
GB980644A (en) 1965-01-13
US3204710A (en) 1965-09-07
SE220325C1 (sv) 1968-05-07

Similar Documents

Publication Publication Date Title
DE2417600A1 (de) Bergwerkswerkzeug, insbesondere bohrkopf bzw. bohrkrone mit hartmetalleinsaetzen
DE1022173B (de) Auswechselbare Duese fuer Drehbohrmeissel
DE1280177B (de) Schraemmeissel
DE1218973B (de) Schneidrolle, insbesondere fuer Erweiterungs-rollenmeissel
DE1235237B (de) Erweiterungsrollenmeissel
DE2517329C3 (de) Bohrkrone mit einem ringförmigen Tragkörper
DE578460C (de) Drehvollbohrer mit gegeneinander abgesetzten Bohrzaehnen
DE3630444C2 (sv)
DE804314C (de) Bohrer mit Hartmetallschneiden
DE1188014B (de) Gesteinsbohrgeraet mit exzentrisch arbeitendem Bohrwerkzeug
DE1187566B (de) Bohrwerkzeug fuer das Schlagbohren mit einem sich drehenden Bohrer
DE3136464C2 (de) Meißel für die Herstellung axial verlaufender Nuten in den Wandungen von Sprengbohrlöchern und Schneideinsatz dafür
DE803291C (de) Kohle- und Gesteins-Drehbohrer mit Schneckengang
DE583046C (de) Gesteinsbohrer
DE1921014U (de) Hobelmeissel.
DE941182C (de) Schlagbohrkrone fuer Gesteinsbohrer
AT227211B (de) Erweiterungsrollenmeißel
DE4004814A1 (de) Bohrer fuer gestein, beton oder als erdbohrer
DE1197833B (de) Kohlenhobel fuer untertaegige Gewinnungsbetriebe mit auswechselbaren Meisseln
DE1944551C3 (de) Gesteinsbohrkrone
DE959273C (de) Gewinnungsbohrmaschinenkopf mit Schneidzylinder und konischer Kernbrechvorrichtung
DE2522300A1 (de) Bohrwerkzeug
AT115335B (de) Bohrwerkzeug für Erdarbeiten.
DE742492C (de) Schraemmeissel mit eingesetzten Schneidentraegern aus Hartmetall
AT229826B (de) Gesteinsbohrkrone mit am Kronenschaft angeordneten Mahlrippen