-
-
-
-
-
-
Hose tensioner for a rock drill system
-
Patent number 8,443,916
-
Issue date May 21, 2013
-
Caterpillar Global Mining Equipment LLC
-
Stuart A. Connell
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
-
-
Mining installation equipment
-
Patent number 4,545,621
-
Issue date Oct 8, 1985
-
Coal Industry (Patents) Limited
-
John Sharp
-
E21 - EARTH DRILLING MINING
-
-
-
-
Apparatus for lifting a flexible cable
-
Patent number 4,423,852
-
Issue date Jan 3, 1984
-
The United States of America as represented by the Secretary of the Interior
-
George J. Conroy
-
E21 - EARTH DRILLING MINING
-
Cable protection equipment
-
Patent number 4,186,553
-
Issue date Feb 5, 1980
-
Coal Industry (Patents) Limited
-
Kevin Fitchett
-
E21 - EARTH DRILLING MINING
-
-
-
Underground mine equipment
-
Patent number 4,068,088
-
Issue date Jan 10, 1978
-
Coal Industry (Patents) Limited
-
Job Frederick Smith
-
E21 - EARTH DRILLING MINING
-
3574403
-
Patent number 3,574,403
-
Issue date Apr 13, 1971
-
E21 - EARTH DRILLING MINING
-
3329097
-
Patent number 3,329,097
-
Issue date Jul 4, 1967
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
-
3192704
-
Patent number 3,192,704
-
Issue date Jul 6, 1965
-
B66 - HOISTING LIFTING HAULING
-
3113763
-
Patent number 3,113,763
-
Issue date Dec 10, 1963
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
-
2788203
-
Patent number 2,788,203
-
Issue date Apr 9, 1957
-
E21 - EARTH DRILLING MINING
-
2756039
-
Patent number 2,756,039
-
Issue date Jul 24, 1956
-
E21 - EARTH DRILLING MINING
-
2719033
-
Patent number 2,719,033
-
Issue date Sep 27, 1955
-
E21 - EARTH DRILLING MINING