BR7304851D0 - ROTATING TOOL AND PROCESS TO OPERATE WITH THE SAME - Google Patents

ROTATING TOOL AND PROCESS TO OPERATE WITH THE SAME

Info

Publication number
BR7304851D0
BR7304851D0 BR4851/73A BR485173A BR7304851D0 BR 7304851 D0 BR7304851 D0 BR 7304851D0 BR 4851/73 A BR4851/73 A BR 4851/73A BR 485173 A BR485173 A BR 485173A BR 7304851 D0 BR7304851 D0 BR 7304851D0
Authority
BR
Brazil
Prior art keywords
operate
same
rotating tool
tool
rotating
Prior art date
Application number
BR4851/73A
Other languages
Portuguese (pt)
Inventor
S Ligott
H Schwelberger
Original Assignee
Voest Ag
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 Voest Ag filed Critical Voest Ag
Publication of BR7304851D0 publication Critical patent/BR7304851D0/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/104—Cutting tool fixtures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Harvester Elements (AREA)
  • Turning (AREA)
  • Nonmetal Cutting Devices (AREA)
BR4851/73A 1972-06-30 1973-06-29 ROTATING TOOL AND PROCESS TO OPERATE WITH THE SAME BR7304851D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT563572A AT323691B (en) 1972-06-30 1972-06-30 SHEARING DEVICE

Publications (1)

Publication Number Publication Date
BR7304851D0 true BR7304851D0 (en) 1974-08-15

Family

ID=3577952

Family Applications (1)

Application Number Title Priority Date Filing Date
BR4851/73A BR7304851D0 (en) 1972-06-30 1973-06-29 ROTATING TOOL AND PROCESS TO OPERATE WITH THE SAME

Country Status (18)

Country Link
JP (1) JPS545222B2 (en)
AR (1) AR195122A1 (en)
AT (1) AT323691B (en)
BE (1) BE801768A (en)
BG (1) BG30028A3 (en)
BR (1) BR7304851D0 (en)
CA (1) CA1003863A (en)
CS (1) CS186252B2 (en)
DD (1) DD104596A5 (en)
DE (1) DE2332470C3 (en)
ES (1) ES416344A1 (en)
FR (1) FR2191015B1 (en)
GB (1) GB1418944A (en)
HU (1) HU170318B (en)
PL (1) PL89339B1 (en)
RO (1) RO67459A (en)
SE (1) SE404060B (en)
ZA (1) ZA734362B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2451286C3 (en) * 1974-10-29 1983-01-20 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Cutting roller for tunneling machines
DE2746169C2 (en) * 1977-10-14 1984-05-10 Gesteins- Und Tiefbau Gmbh, 4350 Recklinghausen Longitudinal cutting head for a partial cut tunneling machine, especially for tunneling in mining
FR2485294A1 (en) * 1980-06-23 1981-12-24 Trt Telecom Radio Electr FREQUENCY DEMODULATOR USING A VARIABLE DELAY CIRCUIT WITH RECEIVED FREQUENCY
JPS6124450Y2 (en) * 1981-03-16 1986-07-22
JPS6388535U (en) * 1986-11-28 1988-06-09
GB8905327D0 (en) * 1989-03-08 1989-04-19 Senger Matt N Planing machine cutter
WO2000050738A1 (en) * 1999-02-25 2000-08-31 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH Advancing device for boring sections of roadway, tunnels or similar
CN113550758A (en) * 2021-08-03 2021-10-26 广州市市政集团有限公司 Guide type miniature pipe jacking construction method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1183372A (en) * 1957-06-07 1959-07-07 Drill head
US3064958A (en) * 1960-09-27 1962-11-20 Joy Mfg Co Drilling, core cutting and dislodging head for mining machines
GB1074046A (en) * 1964-07-08 1967-06-28 Gorlovsky Mashinostroiteljny Z Cutting-loading drum unit for continuous mining and heading machines
FR1427180A (en) * 1964-12-22 1966-02-04 Lorraine Houilleres Boring method and device allowing its implementation
US3389758A (en) * 1965-10-20 1968-06-25 Buhler Markus Deep-boring apparatus incorporating an electrical boring unit

Also Published As

Publication number Publication date
DE2332470A1 (en) 1974-03-07
CS186252B2 (en) 1978-11-30
RO67459A (en) 1980-03-15
ES416344A1 (en) 1976-02-16
FR2191015A1 (en) 1974-02-01
BG30028A3 (en) 1981-03-16
GB1418944A (en) 1975-12-24
JPS4964201A (en) 1974-06-21
DD104596A5 (en) 1974-03-12
ZA734362B (en) 1974-06-26
BE801768A (en) 1973-10-15
CA1003863A (en) 1977-01-18
DE2332470B2 (en) 1977-03-10
FR2191015B1 (en) 1977-02-18
DE2332470C3 (en) 1984-05-10
JPS545222B2 (en) 1979-03-14
HU170318B (en) 1977-05-28
SE404060B (en) 1978-09-18
AU5752873A (en) 1975-01-09
PL89339B1 (en) 1976-11-30
AR195122A1 (en) 1973-09-10
AT323691B (en) 1975-07-25

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