IT982999B - Perfezionamento nei dispositivi a rotolamento per il taglio di roccia - Google Patents
Perfezionamento nei dispositivi a rotolamento per il taglio di rocciaInfo
- Publication number
- IT982999B IT982999B IT49304/73A IT4930473A IT982999B IT 982999 B IT982999 B IT 982999B IT 49304/73 A IT49304/73 A IT 49304/73A IT 4930473 A IT4930473 A IT 4930473A IT 982999 B IT982999 B IT 982999B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- rock cutting
- rolling devices
- rolling
- rock
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24936472A | 1972-05-01 | 1972-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT982999B true IT982999B (it) | 1974-10-21 |
Family
ID=22943150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49304/73A IT982999B (it) | 1972-05-01 | 1973-04-06 | Perfezionamento nei dispositivi a rotolamento per il taglio di roccia |
Country Status (11)
Country | Link |
---|---|
US (1) | US3787101A (ja) |
JP (1) | JPS5325281B2 (ja) |
AU (1) | AU461945B2 (ja) |
CA (1) | CA965807A (ja) |
CH (1) | CH561594A5 (ja) |
DE (1) | DE2321830A1 (ja) |
FR (1) | FR2183003B1 (ja) |
IT (1) | IT982999B (ja) |
SE (1) | SE403815B (ja) |
ZA (1) | ZA731402B (ja) |
ZM (1) | ZM7073A1 (ja) |
Families Citing this family (32)
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 |
AU1072999A (en) | 1997-10-06 | 1999-04-27 | Michael A. Anderson | Small disc cutters, and drill bits, cutterheads, and tunnel boring machines emp loying 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 |
US9506309B2 (en) | 2008-12-23 | 2016-11-29 | Frazier Ball Invention, LLC | Downhole tools having non-toxic degradable elements |
US9217319B2 (en) | 2012-05-18 | 2015-12-22 | Frazier Technologies, L.L.C. | High-molecular-weight polyglycolides for hydrocarbon recovery |
US8079413B2 (en) | 2008-12-23 | 2011-12-20 | W. Lynn Frazier | Bottom set downhole plug |
US8899317B2 (en) | 2008-12-23 | 2014-12-02 | W. Lynn Frazier | Decomposable pumpdown ball for downhole plugs |
US9587475B2 (en) | 2008-12-23 | 2017-03-07 | Frazier Ball Invention, LLC | Downhole tools having non-toxic degradable elements and their methods of use |
US8496052B2 (en) | 2008-12-23 | 2013-07-30 | Magnum Oil Tools International, Ltd. | Bottom set down hole tool |
US9062522B2 (en) | 2009-04-21 | 2015-06-23 | W. Lynn Frazier | Configurable inserts for downhole plugs |
US9163477B2 (en) | 2009-04-21 | 2015-10-20 | W. Lynn Frazier | Configurable downhole tools and methods for using same |
US20100263876A1 (en) * | 2009-04-21 | 2010-10-21 | Frazier W Lynn | Combination down hole tool |
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 |
US9562415B2 (en) | 2009-04-21 | 2017-02-07 | Magnum Oil Tools International, Ltd. | Configurable inserts for downhole plugs |
USD703713S1 (en) | 2011-07-29 | 2014-04-29 | W. Lynn Frazier | Configurable caged ball insert for a downhole tool |
USD698370S1 (en) | 2011-07-29 | 2014-01-28 | W. Lynn Frazier | Lower set caged ball insert for a downhole plug |
USD694281S1 (en) | 2011-07-29 | 2013-11-26 | W. Lynn Frazier | Lower set insert with a lower ball seat for a downhole plug |
USD694280S1 (en) | 2011-07-29 | 2013-11-26 | W. Lynn Frazier | Configurable insert for a downhole plug |
US9611698B2 (en) | 2011-09-16 | 2017-04-04 | Vermeer Manufacturing Company | Hole opener bearing arrangement |
Family Cites Families (5)
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 |
-
1972
- 1972-05-01 US US00249364A patent/US3787101A/en not_active Expired - Lifetime
-
1973
- 1973-02-26 AU AU52578/73A patent/AU461945B2/en not_active Expired
- 1973-02-28 ZA ZA731402A patent/ZA731402B/xx unknown
- 1973-03-08 CA CA165,618A patent/CA965807A/en not_active Expired
- 1973-04-06 IT IT49304/73A patent/IT982999B/it active
- 1973-04-18 JP JP4329173A patent/JPS5325281B2/ja not_active Expired
- 1973-04-18 SE SE7305552A patent/SE403815B/xx unknown
- 1973-04-24 FR FR7314774A patent/FR2183003B1/fr not_active Expired
- 1973-04-25 CH CH594073A patent/CH561594A5/xx not_active IP Right Cessation
- 1973-04-26 ZM ZM70/73*UA patent/ZM7073A1/xx unknown
- 1973-04-30 DE DE2321830A patent/DE2321830A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2321830A1 (de) | 1973-11-15 |
ZA731402B (en) | 1973-11-28 |
SE403815B (sv) | 1978-09-04 |
CH561594A5 (ja) | 1975-05-15 |
FR2183003B1 (ja) | 1976-04-23 |
JPS4921903A (ja) | 1974-02-26 |
CA965807A (en) | 1975-04-08 |
AU461945B2 (en) | 1975-06-12 |
ZM7073A1 (en) | 1974-02-21 |
FR2183003A1 (ja) | 1973-12-14 |
JPS5325281B2 (ja) | 1978-07-26 |
AU5257873A (en) | 1974-08-29 |
US3787101A (en) | 1974-01-22 |
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