Machines slitting by drilling hole on hole

Industry

CPC
E21C25/58

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21CMINING OR QUARRYING E21C25/00Cutting machines

Current Industry

E21C25/58Machines slitting by drilling hole on hole

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for moving a mine conveyor segment
- Patent number 7,721,869
- Issue date May 25, 2010
- Superior Highwall Miners, Inc.
- Cornelis Wilhelm In 'T Hout
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Auger car bearing support
- Patent number 7,523,996
- Issue date Apr 28, 2009
- Republic Industries International, Inc.
- Robert Darst
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Auger car bearing support
- Patent number 7,461,902
- Issue date Dec 9, 2008
- Robert Darst
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Boring rig
- Patent number 7,357,458
- Issue date Apr 15, 2008
- Atlas Copco Rock Drills AB
- Sverker Hartwig
- E21 - EARTH DRILLING MINING
Information Patent Grant
Friable sandstone structural blocks
- Patent number 7,232,599
- Issue date Jun 19, 2007
- Alberto Nieto
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Shield system for coal mining
- Patent number 7,207,632
- Issue date Apr 24, 2007
- Sterling Wayne Lowery
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Auger flight support system
- Patent number 7,192,094
- Issue date Mar 20, 2007
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for remote self-propelled conveying in mineral...
- Patent number 6,926,368
- Issue date Aug 9, 2005
- DM Technologies Ltd.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for remote self-propelled conveying in mineral...
- Patent number 6,799,809
- Issue date Oct 5, 2004
- DM Technologies Ltd.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for remote self-propelled conveying in mineral...
- Patent number 6,698,843
- Issue date Mar 2, 2004
- DM Technologies Ltd.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger flight support for plural auger coal mining systems
- Patent number 6,679,559
- Issue date Jan 20, 2004
- Warren E. Kelm
- E21 - EARTH DRILLING MINING
Information Patent Grant
Highwall mining system
- Patent number 6,652,035
- Issue date Nov 25, 2003
- Nova Construction Company Limited
- John W. Chisholm
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for remote self-propelled conveying in mineral...
- Patent number 6,644,753
- Issue date Nov 11, 2003
- DM Technologies Ltd.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Underground auger system
- Patent number 6,416,134
- Issue date Jul 9, 2002
- Brydet Development Corp.
- Douglas J. Share
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining machine with moveable cutting assembly and method of using t...
- Patent number 6,270,163
- Issue date Aug 7, 2001
- Holmes Limestone Co.
- Merle R. Mullet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for remote self-propelled conveying in mineral...
- Patent number 6,220,670
- Issue date Apr 24, 2001
- DM Technologies, Inc.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inertization system for highwall mining
- Patent number 5,997,100
- Issue date Dec 7, 1999
- The Broken Hill Proprietary Company Limited
- Gordon Alexander Marshall
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger mining machine and mine launch device
- Patent number 5,863,101
- Issue date Jan 26, 1999
- Peter Kenneth Seear
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inertization system for highwall mining
- Patent number 5,820,223
- Issue date Oct 13, 1998
- The Broken Hill Proprietary Company Limited
- Gordon Alexander Marshall
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger telescoping hoist assembly and holding fork mechanism
- Patent number 5,695,016
- Issue date Dec 9, 1997
- Brydet Development Corp.
- Ronald C. Deeter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Highwall mining apparatus
- Patent number 5,692,807
- Issue date Dec 2, 1997
- Joy MM Delaware, Inc.
- Joseph J. Zimmerman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Quadrapod auger support
- Patent number 5,685,382
- Issue date Nov 11, 1997
- Brydet Development Corp.
- Ronald C. Deeter
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Mining machine
- Patent number 5,641,207
- Issue date Jun 24, 1997
- Ringgold Mines, Inc.
- Myron A. Shoffner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Highwall mining system with driven conveyor units
- Patent number 5,609,397
- Issue date Mar 11, 1997
- The Broken Hill Proprietary Company Limited
- Gordon A. Marshall
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for mining inclined mineral deposits
- Patent number 5,582,465
- Issue date Dec 10, 1996
- DM Technologies Ltd.
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger mining machine
- Patent number 5,330,257
- Issue date Jul 19, 1994
- Salem Tool, Inc.
- Gary R. Wurster
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for inerting a coal mining site
- Patent number 5,273,344
- Issue date Dec 28, 1993
- Jon C. Volkwein
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for forming slit in rock and concrete surface
- Patent number 5,111,801
- Issue date May 12, 1992
- Yutaka Katoh
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pitch seam mining
- Patent number 4,763,955
- Issue date Aug 16, 1988
- Coaltex, Inc.
- James C. Justice
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger apparatus
- Patent number 4,732,224
- Issue date Mar 22, 1988
- The Salem Tool Company
- Ronald C. Deeter
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
LAUNCH VEHICLE FOR A MINING SYSTEM, A MINING SYSTEM AND A METHOD FO...
- Publication number 20130257137
- Publication date Oct 3, 2013
- CATERPILLAR GLOBAL MINING HIGHWALL MINERS LLC
- Cornelis Wilhelm In'T Hout
- E21 - EARTH DRILLING MINING
Information Patent Application
LAUNCH VEHICLE FOR A MINING SYSTEM, A MINING SYSTEM AND A METHOD FO...
- Publication number 20120319451
- Publication date Dec 20, 2012
- CATERPILLAR GLOBAL MINING HIGHWALL MINERS LLC
- Cornelis Wilhelm In'T Hout
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING UNIT, METHOD FOR SLOT DRILLING AND SLOTTING DEVICE
- Publication number 20110017513
- Publication date Jan 27, 2011
- SANDVIK MINING AND CONSTRUCTION OY
- Maunu Mänttäri
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Method for Moving a Mine Conveyor Segment
- Publication number 20080260509
- Publication date Oct 23, 2008
- Cornelis Wilhelm In 'T Hout
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Boring rig
- Publication number 20070035172
- Publication date Feb 15, 2007
- Sverker Hartwig
- E21 - EARTH DRILLING MINING
Information Patent Application
Auger flight support system
- Publication number 20060202547
- Publication date Sep 14, 2006
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for remote self-propelled conveying in mineral...
- Publication number 20060038438
- Publication date Feb 23, 2006
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Application
Friable sandstone structural blocks
- Publication number 20050170137
- Publication date Aug 4, 2005
- Alberto Nieto
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for remote self-propelled conveying in mineral...
- Publication number 20050040692
- Publication date Feb 24, 2005
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Application
Platform and driver for coal mining system
- Publication number 20040245843
- Publication date Dec 9, 2004
- Sterling Wayne Lowery
- E21 - EARTH DRILLING MINING
Information Patent Application
Shield system for coal mining
- Publication number 20040245845
- Publication date Dec 9, 2004
- Sterling Wayne Lowery
- E21 - EARTH DRILLING MINING
Information Patent Application
Auger flight support system
- Publication number 20040032158
- Publication date Feb 19, 2004
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Application
Auger flight support for plural auger coal mining systems
- Publication number 20030150648
- Publication date Aug 14, 2003
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Application
Highwall mining system
- Publication number 20030042784
- Publication date Mar 6, 2003
- John W. Chisholm
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for remote self-propelled conveying in mineral...
- Publication number 20020130546
- Publication date Sep 19, 2002
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for remote self-propelled conveying in mineral...
- Publication number 20020125760
- Publication date Sep 12, 2002
- Dennis Mraz
- E21 - EARTH DRILLING MINING
Information Patent Application
MINING MACHINE
- Publication number 20010022464
- Publication date Sep 20, 2001
- PETER KENNETH SEEAR
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for remote self-propelled conveying in mineral...
- Publication number 20010015573
- Publication date Aug 23, 2001
- Dennis Mraz
- E21 - EARTH DRILLING MINING

Machines slitting by drilling hole on hole

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Apparatus and method for moving a mine conveyor segment

Auger car bearing support

Auger car bearing support

Boring rig

Friable sandstone structural blocks

Shield system for coal mining

Auger flight support system

Method and apparatus for remote self-propelled conveying in mineral...

Method and apparatus for remote self-propelled conveying in mineral...

Method and apparatus for remote self-propelled conveying in mineral...

Auger flight support for plural auger coal mining systems

Highwall mining system

Method and apparatus for remote self-propelled conveying in mineral...

Underground auger system

Mining machine with moveable cutting assembly and method of using t...

Method and apparatus for remote self-propelled conveying in mineral...

Inertization system for highwall mining

Auger mining machine and mine launch device

Inertization system for highwall mining

Auger telescoping hoist assembly and holding fork mechanism

Highwall mining apparatus

Quadrapod auger support

Mining machine

Highwall mining system with driven conveyor units

Method and apparatus for mining inclined mineral deposits

Auger mining machine

Process for inerting a coal mining site

Apparatus for forming slit in rock and concrete surface

Pitch seam mining

Auger apparatus

Patents Applicationslast 30 patents

LAUNCH VEHICLE FOR A MINING SYSTEM, A MINING SYSTEM AND A METHOD FO...

LAUNCH VEHICLE FOR A MINING SYSTEM, A MINING SYSTEM AND A METHOD FO...

DRILLING UNIT, METHOD FOR SLOT DRILLING AND SLOTTING DEVICE

Apparatus and Method for Moving a Mine Conveyor Segment

Boring rig

Auger flight support system

Method and apparatus for remote self-propelled conveying in mineral...

Friable sandstone structural blocks

Method and apparatus for remote self-propelled conveying in mineral...

Platform and driver for coal mining system

Shield system for coal mining

Auger flight support system

Auger flight support for plural auger coal mining systems

Highwall mining system

Method and apparatus for remote self-propelled conveying in mineral...

Method and apparatus for remote self-propelled conveying in mineral...

MINING MACHINE

Method and apparatus for remote self-propelled conveying in mineral...