JPS4921903A - - Google Patents

Info

Publication number
JPS4921903A
JPS4921903A JP48043291A JP4329173A JPS4921903A JP S4921903 A JPS4921903 A JP S4921903A JP 48043291 A JP48043291 A JP 48043291A JP 4329173 A JP4329173 A JP 4329173A JP S4921903 A JPS4921903 A JP S4921903A
Authority
JP
Japan
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.)
Granted
Application number
JP48043291A
Other languages
Japanese (ja)
Other versions
JPS5325281B2 (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4921903A publication Critical patent/JPS4921903A/ja
Publication of JPS5325281B2 publication Critical patent/JPS5325281B2/ja
Expired legal-status Critical Current

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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/12—Roller bits with discs cutters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
JP4329173A 1972-05-01 1973-04-18 Expired JPS5325281B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24936472A 1972-05-01 1972-05-01

Publications (2)

Publication Number Publication Date
JPS4921903A true JPS4921903A (enrdf_load_stackoverflow) 1974-02-26
JPS5325281B2 JPS5325281B2 (enrdf_load_stackoverflow) 1978-07-26

Family

ID=22943150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4329173A Expired JPS5325281B2 (enrdf_load_stackoverflow) 1972-05-01 1973-04-18

Country Status (11)

Country Link
US (1) US3787101A (enrdf_load_stackoverflow)
JP (1) JPS5325281B2 (enrdf_load_stackoverflow)
AU (1) AU461945B2 (enrdf_load_stackoverflow)
CA (1) CA965807A (enrdf_load_stackoverflow)
CH (1) CH561594A5 (enrdf_load_stackoverflow)
DE (1) DE2321830A1 (enrdf_load_stackoverflow)
FR (1) FR2183003B1 (enrdf_load_stackoverflow)
IT (1) IT982999B (enrdf_load_stackoverflow)
SE (1) SE403815B (enrdf_load_stackoverflow)
ZA (1) ZA731402B (enrdf_load_stackoverflow)
ZM (1) ZM7073A1 (enrdf_load_stackoverflow)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3884312A (en) * 1973-09-12 1975-05-20 Robbins Co Rock cutter assemblies
US4202418A (en) * 1978-05-01 1980-05-13 The Robbins Company Roller cutter mounts
US4193637A (en) * 1978-08-07 1980-03-18 The Robbins Company Rotary cutterhead for an earth boring machine
USRE31511E (en) 1978-08-07 1984-01-31 The Robbins Company Rotary cutterhead for an earth boring machine
DE3132345C1 (de) * 1981-08-17 1983-01-13 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz Halterung fuer Schneidwerkzeuge auf Bohrkoepfen
US4548442A (en) * 1983-12-06 1985-10-22 The Robbins Company Mobile mining machine and method
US4760890A (en) * 1987-05-18 1988-08-02 Tamrock Inc. Cutter assembly for rotary boring of earth
DE3933168A1 (de) * 1988-10-14 1990-04-19 Bauer Spezialtiefbau Schlitzwandfraese
JPH0748798Y2 (ja) * 1989-09-25 1995-11-08 株式会社小松製作所 トンネル掘進機のディスクカッタ取付け装置
US5577565A (en) * 1995-06-29 1996-11-26 Boretec, Inc. Compact roller cutter
EP1025335A1 (en) 1997-10-06 2000-08-09 Excavation Engineering Associates, Inc. Small disc cutters, and drill bits, cutterheads, and tunnel boring machines employing such rolling disc cutters
US7690138B2 (en) * 2007-05-14 2010-04-06 Hall David R Rolling assembly mounted on a trencher
US7950170B2 (en) * 2007-05-14 2011-05-31 Hall David R Skewed roller on an excavator
CN101809247B (zh) * 2007-09-25 2013-04-17 卡特彼勒公司 用于隧道钻机的旋转切割器
US8496052B2 (en) 2008-12-23 2013-07-30 Magnum Oil Tools International, Ltd. Bottom set down hole tool
US9506309B2 (en) 2008-12-23 2016-11-29 Frazier Ball Invention, LLC Downhole tools having non-toxic degradable elements
US9587475B2 (en) 2008-12-23 2017-03-07 Frazier Ball Invention, LLC Downhole tools having non-toxic degradable elements and their methods of use
US9217319B2 (en) 2012-05-18 2015-12-22 Frazier Technologies, L.L.C. High-molecular-weight polyglycolides for hydrocarbon recovery
US8899317B2 (en) 2008-12-23 2014-12-02 W. Lynn Frazier Decomposable pumpdown ball for downhole plugs
US8079413B2 (en) 2008-12-23 2011-12-20 W. Lynn Frazier Bottom set downhole plug
US9163477B2 (en) 2009-04-21 2015-10-20 W. Lynn Frazier Configurable downhole tools and methods for using same
US9062522B2 (en) 2009-04-21 2015-06-23 W. Lynn Frazier Configurable inserts for downhole plugs
US20100263876A1 (en) * 2009-04-21 2010-10-21 Frazier W Lynn Combination down hole tool
US9562415B2 (en) 2009-04-21 2017-02-07 Magnum Oil Tools International, Ltd. Configurable inserts for downhole plugs
US9109428B2 (en) 2009-04-21 2015-08-18 W. Lynn Frazier Configurable bridge plugs and methods for using same
US9127527B2 (en) 2009-04-21 2015-09-08 W. Lynn Frazier Decomposable impediments for downhole tools and methods for using same
US9181772B2 (en) 2009-04-21 2015-11-10 W. Lynn Frazier Decomposable impediments for downhole plugs
USD694280S1 (en) 2011-07-29 2013-11-26 W. Lynn Frazier Configurable insert for a downhole plug
USD698370S1 (en) 2011-07-29 2014-01-28 W. Lynn Frazier Lower set caged ball insert for a downhole plug
USD703713S1 (en) 2011-07-29 2014-04-29 W. Lynn Frazier Configurable caged ball insert for a downhole tool
USD694281S1 (en) 2011-07-29 2013-11-26 W. Lynn Frazier Lower set insert with a lower ball seat for a downhole plug
WO2013040408A2 (en) 2011-09-16 2013-03-21 Vermeer Manufacturing Company Hole opener bearing arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3216513A (en) * 1964-01-06 1965-11-09 Robbins & Assoc James S Cutter assemblies for rock drilling
US3449024A (en) * 1965-03-08 1969-06-10 Dresser Ind Seal arrangement between relatively rotatable members
US3389760A (en) * 1966-09-01 1968-06-25 Hughes Tool Co Rolling cutters for rock formations mounted on simple beam bearings
US3601207A (en) * 1969-05-19 1971-08-24 Lawrence Mfg Co Cutter assembly
US3612196A (en) * 1970-05-01 1971-10-12 Smith International Rock-boring cutter

Also Published As

Publication number Publication date
SE403815B (sv) 1978-09-04
CA965807A (en) 1975-04-08
IT982999B (it) 1974-10-21
ZM7073A1 (en) 1974-02-21
FR2183003B1 (enrdf_load_stackoverflow) 1976-04-23
AU5257873A (en) 1974-08-29
JPS5325281B2 (enrdf_load_stackoverflow) 1978-07-26
DE2321830A1 (de) 1973-11-15
US3787101A (en) 1974-01-22
CH561594A5 (enrdf_load_stackoverflow) 1975-05-15
ZA731402B (en) 1973-11-28
FR2183003A1 (enrdf_load_stackoverflow) 1973-12-14
AU461945B2 (en) 1975-06-12

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