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Tamrock World Corporation, N.V.
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Curacao, CW
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Patents Grants
last 30 patents
Information
Patent Grant
Battery changer on a mobile machine
Patent number
5,399,061
Issue date
Mar 21, 1995
Tamrock World Corporation, N.V.
Shawn P. Grumblatt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fiber optic remote control system for a continuous miner and method...
Patent number
5,295,733
Issue date
Mar 22, 1994
Tamrock World Corporation, N.V.
Maurice K. LeBegue
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Battery changer on a mobile machine
Patent number
5,275,525
Issue date
Jan 4, 1994
Tamrock World Corporation, N.V.
Shawn P. Grumblatt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Underground mining system and method for developing longwall panel
Patent number
5,265,941
Issue date
Nov 30, 1993
Tamrock World Corporation, N.V.
Larry G. Marteney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for collecting and removing dust on a mining m...
Patent number
5,253,925
Issue date
Oct 19, 1993
Tamrock World Corporation, N.V.
Andrew E. Modzik
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mining machine with cascading conveyor system and method of conveying
Patent number
5,190,352
Issue date
Mar 2, 1993
Tamrock World Corporation, N.V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING
Information
Patent Grant
Twin scrubber and air diffuser for a continuous miner and method of...
Patent number
5,188,427
Issue date
Feb 23, 1993
Tamrock World Corporation N. V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drum assembly for a continuous miner
Patent number
5,143,423
Issue date
Sep 1, 1992
Tamrock World Corporation, N.V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING
Information
Patent Grant
Vane type conveyor for a mining machine drum
Patent number
5,120,112
Issue date
Jun 9, 1992
Tamrock World Corporation, N.V.
George J. Kincaid
E21 - EARTH DRILLING MINING
Information
Patent Grant
Continuous miner with improved duct system and method of increasing...
Patent number
5,104,194
Issue date
Apr 14, 1992
Tamrock World Corporation, N.V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING
Information
Patent Grant
Continuous mining machine with a boom assembly providing different...
Patent number
5,102,199
Issue date
Apr 7, 1992
Tamrock World Corporation, N.V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING
Information
Patent Grant
Continuous miner with duct assembly
Patent number
5,082,331
Issue date
Jan 21, 1992
Tamrock World Corporation, N.V.
Maurice K. LeBegue
E21 - EARTH DRILLING MINING