EP0921270A4 - Underground augering machine by electrical crushing, excavator, and its excavating method - Google Patents

Underground augering machine by electrical crushing, excavator, and its excavating method

Info

Publication number: EP0921270A4
Authority: EP; European Patent Office
Prior art keywords: excavator; underground; excavating method; augering machine; crushing
Prior art date: 1996-08-22
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP97936846A

Other languages

German (de)

French (fr)

Other versions

EP0921270A1 (en

Inventor

Takao Ino

Tadayuki Hanamoto

Norio Takahashi

Yutaka Kato

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.)

Komatsu Ltd

Original Assignee

Komatsu Ltd

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.)

1996-08-22

Filing date

1997-08-20

Publication date

2000-11-08

1997-08-20 Application filed by Komatsu Ltd filed Critical Komatsu Ltd

1999-06-09 Publication of EP0921270A1 publication Critical patent/EP0921270A1/en

2000-11-08 Publication of EP0921270A4 publication Critical patent/EP0921270A4/en

Status Withdrawn legal-status Critical Current

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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
- E21B7/15—Drilling by use of heat, e.g. flame drilling of electrically generated heat
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/16—Machines for digging other holes in the soil
- E02F5/18—Machines for digging other holes in the soil for horizontal holes or inclined holes
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/001—Drilling a non circular hole
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/18—Other methods or devices for dislodging with or without loading by electricity
- 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
- 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- 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
- 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
- E21D9/1073—Making by using boring or cutting machines applying thermal energy, e.g. by projecting flames or hot gases, by laser beams

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)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
Structural Engineering (AREA)
Civil Engineering (AREA)
Mechanical Engineering (AREA)
Fluid Mechanics (AREA)
Optics & Photonics (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)
Earth Drilling (AREA)
Disintegrating Or Milling (AREA)

EP97936846A 1996-08-22 1997-08-20 Underground augering machine by electrical crushing, excavator, and its excavating method Withdrawn EP0921270A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP24116396		1996-08-22
JP24116396		1996-08-22
PCT/JP1997/002889 WO1998007960A1 (en)	1996-08-22	1997-08-20	Underground augering machine by electrical crushing, excavator, and its excavating method

Publications (2)

Publication Number	Publication Date
EP0921270A1 EP0921270A1 (en)	1999-06-09
EP0921270A4 true EP0921270A4 (en)	2000-11-08

Family

ID=17070202

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP97936846A Withdrawn EP0921270A4 (en)	1996-08-22	1997-08-20	Underground augering machine by electrical crushing, excavator, and its excavating method

Country Status (2)

Country	Link
EP (1)	EP0921270A4 (en)
WO (1)	WO1998007960A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108915704A (en) *	2018-07-10	2018-11-30	中铁十局集团第五工程有限公司	Small chamber installs equipment and installation method to shield in situ

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Publication number	Priority date	Publication date	Assignee	Title
AU2003206386A1 (en) *	2002-01-03	2003-07-24	Placer Dome Technical Services Limited	Method and apparatus for a plasma-hydraulic continuous excavation system
NO322323B2 (en) *	2003-12-01	2016-09-13	Unodrill As	Method and apparatus for ground drilling
CA2581701C (en) *	2004-08-20	2013-10-08	Tetra Corporation	Pulsed electric rock drilling, fracturing, and crushing methods and apparatus
US8172006B2 (en)	2004-08-20	2012-05-08	Sdg, Llc	Pulsed electric rock drilling apparatus with non-rotating bit
US9190190B1 (en)	2004-08-20	2015-11-17	Sdg, Llc	Method of providing a high permittivity fluid
US8789772B2 (en)	2004-08-20	2014-07-29	Sdg, Llc	Virtual electrode mineral particle disintegrator
US8083008B2 (en)	2004-08-20	2011-12-27	Sdg, Llc	Pressure pulse fracturing system
US9016359B2 (en)	2004-08-20	2015-04-28	Sdg, Llc	Apparatus and method for supplying electrical power to an electrocrushing drill
US10060195B2 (en) *	2006-06-29	2018-08-28	Sdg Llc	Repetitive pulsed electric discharge apparatuses and methods of use
EA014050B1 (en) *	2008-08-25	2010-08-30	Государственное образовательное учреждение высшего профессионального образования "Московский государственный горный университет" (МГГУ)	System for rock mine working in complex massifs of hard rock
US9217287B2 (en) *	2011-08-02	2015-12-22	Halliburton Energy Services, Inc.	Systems and methods for drilling boreholes with noncircular or variable cross-sections
US10407995B2 (en)	2012-07-05	2019-09-10	Sdg Llc	Repetitive pulsed electric discharge drills including downhole formation evaluation
US10113364B2 (en)	2013-09-23	2018-10-30	Sdg Llc	Method and apparatus for isolating and switching lower voltage pulses from high voltage pulses in electrocrushing and electrohydraulic drills
FR3039851B1 (en)	2015-08-05	2021-12-10	Soletanche Freyssinet	ELECTRIC PULSE EXCAVATION TOOL
CN109488316B (en) *	2018-11-12	2021-11-30	中铁工程装备集团有限公司	High-voltage pulse discharge-mechanical rock breaking combined full-face tunnel boring machine
CN109958392B (en) *	2019-03-17	2020-05-26	东北石油大学	Combined high voltage discharge drilling device and drilling method
CN110485940B (en) *	2019-09-30	2023-06-13	中国铁建重工集团股份有限公司	Rock drilling trolley
US11591909B2 (en) *	2021-01-12	2023-02-28	EarthGrid PBC	Tunnel boring system
US11136886B1 (en) *	2021-01-12	2021-10-05	EarthGrid PBC	Tunnel boring system
WO2023201113A1 (en) *	2022-04-15	2023-10-19	Sdg Llc	Electrocrushing methods and apparatuses for tunnel boring
WO2025005838A1 (en) *	2023-06-29	2025-01-02	Epiroc Rock Drills Aktiebolag	A drilling equipment and a method of operation

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US4653697A (en) *	1985-05-03	1987-03-31	Ceee Corporation	Method and apparatus for fragmenting a substance by the discharge of pulsed electrical energy
ZA91612B (en)	1990-04-20	1991-10-30	Noranda Inc	Plasma blasting method
RU2083824C1 (en) *	1995-06-13	1997-07-10	Научно-исследовательский институт высоких напряжений при Томском политехническом университете	Rock crushing method

1997
- 1997-08-20 WO PCT/JP1997/002889 patent/WO1998007960A1/en not_active Application Discontinuation
- 1997-08-20 EP EP97936846A patent/EP0921270A4/en not_active Withdrawn

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9807960A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108915704A (en) *	2018-07-10	2018-11-30	中铁十局集团第五工程有限公司	Small chamber installs equipment and installation method to shield in situ
CN108915704B (en) *	2018-07-10	2019-10-11	中铁十一局集团第五工程有限公司	Small chamber installs equipment and installation method to shield in situ

Also Published As

Publication number	Publication date
EP0921270A1 (en)	1999-06-09
WO1998007960A1 (en)	1998-02-26

Publication	Publication Date	Title
EP0921270A4 (en)	2000-11-08	Underground augering machine by electrical crushing, excavator, and its excavating method
AU3359297A (en)	1998-05-11	Excavation method using electric pulses, and excavator
EP0894353A4 (en)	2001-04-04	Underground well electrical cable transition, seal and method
GC0000018A (en)	2002-10-30	Method and tool for fracturing an underground formation.
PL346583A1 (en)	2002-02-11	Mining machine and mining method
HUP0202547A3 (en)	2003-03-28	Teeth, teeth-holder and teeth-sytem for excavator dipper of grounoworks machine
AU3677597A (en)	1998-03-12	Method and device for monitoring the load on hydraulic powered shield supports for underground mining
SG102583A1 (en)	2004-03-26	Method for replacing cutters of tunnel-excavating machine, method for excavating tunnel, and tunnel-excavating machine
SG105497A1 (en)	2004-08-27	Tunnel excavating machine and excavating method
AU6635498A (en)	1998-10-12	Equipment for digging ground without destructive excavation work
EP0879322A4 (en)	2001-02-28	Improved excavation bucket
EP0939291A4 (en)	2001-04-18	Excavation method by blasting
HK1034104A1 (en)	2001-10-12	Method for working through ground and rock layers with dredgers or excavators and apparatus operating according to this method.
AU4374999A (en)	1999-12-13	Boom arrangement for rock drilling apparatus
GB2359315B (en)	2004-08-11	Machine used in connection with underground mining having an operator protective shield
PL335199A1 (en)	2000-03-13	Open-cast mining equipment
AUPP620398A0 (en)	1998-10-22	A mining machine
IL112441A0 (en)	1995-03-30	Method for underground excavation
AUPO051196A0 (en)	1996-07-11	Digging machine
GB2370295B (en)	2004-07-07	A mining or tunnelling machine and method
GB2336283B (en)	2003-06-04	Digging tool
ZA981735B (en)	1998-09-07	An underground mining barrier
GB9814583D0 (en)	1998-09-02	A ground excavating machine
PL316468A1 (en)	1998-04-14	Method of mining coal using outrigger-type mining machine with accompanying loader and loader therefor
AU131010S (en)	1997-09-02	Excavation bucket

Legal Events

Date	Code	Title	Description
1999-04-23	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1999-06-09	17P	Request for examination filed	Effective date: 19990319
1999-06-09	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): DE
2000-11-08	A4	Supplementary search report drawn up and despatched	Effective date: 20000925
2000-11-08	AK	Designated contracting states	Kind code of ref document: A4 Designated state(s): DE
2000-11-08	RIC1	Information provided on ipc code assigned before grant	Free format text: 7E 21C 37/18 A, 7E 21D 9/08 B, 7E 21D 9/10 B, 7E 21B 7/15 B, 7E 21C 35/20 B, 7E 21D 9/00 B
2001-05-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2001-06-27	18D	Application deemed to be withdrawn	Effective date: 20001205