structurally associated with rock crushers

Industry

CPC
E21D9/0657

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D9/00Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries

Current Industry

E21D9/0657structurally associated with rock crushers

Industries

Patents Grantslast 30 patents

Information Patent Grant
Tunnel boring machine with crusher
- Patent number 6,017,095
- Issue date Jan 25, 2000
- Tony DiMillo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tunneling machine with center cutter and debris removing means
- Patent number 5,437,500
- Issue date Aug 1, 1995
- Herrenknecht GmbH
- Gebhard Lehmann
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield tunneling machine
- Patent number 5,393,172
- Issue date Feb 28, 1995
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Akesaka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield tunnelling machine
- Patent number 5,123,708
- Issue date Jun 23, 1992
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Akesaka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for boring hole in the ground and apparatus therefor
- Patent number 5,078,545
- Issue date Jan 7, 1992
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Akesaka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield type tunneling apparatus
- Patent number 4,818,026
- Issue date Apr 4, 1989
- Kabushiki Kaisha Komatsu Seisakusho
- Toshihiro Yamazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield tunneling machine
- Patent number 4,655,493
- Issue date Apr 7, 1987
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Sumi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield tunneling machine
- Patent number 4,630,869
- Issue date Dec 23, 1986
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Akesaka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Excavating and propelling machine for laying pipelines underground
- Patent number 4,534,676
- Issue date Aug 13, 1985
- Kabushiki Kaisha Komatsu Seisakusho
- Hiroshi Saito
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shield tunneling method and machine therefor
- Patent number 4,406,498
- Issue date Sep 27, 1983
- Kabushiki Kaisha Iseki Kaihatsu Koki
- Toshio Akesaka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic mining apparatus and method
- Patent number 4,061,398
- Issue date Dec 6, 1977
- Kaiser Resources Ltd.
- David M. Parkes
- E21 - EARTH DRILLING MINING
Information Patent Grant
3350889
- Patent number 3,350,889
- Issue date Nov 7, 1967
- E21 - EARTH DRILLING MINING

structurally associated with rock crushers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Tunnel boring machine with crusher

Tunneling machine with center cutter and debris removing means

Shield tunneling machine

Shield tunnelling machine

Method for boring hole in the ground and apparatus therefor

Shield type tunneling apparatus

Shield tunneling machine

Shield tunneling machine

Excavating and propelling machine for laying pipelines underground

Shield tunneling method and machine therefor

Hydraulic mining apparatus and method

3350889