Louis F. Ray

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Baton Rouge, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Barge mounted horizontal boom bulk unloader
- Patent number 4,568,232
- Issue date Feb 4, 1986
- American Hoist & Derrick Company
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Barge unloading terminal
- Patent number 4,382,418
- Issue date May 10, 1983
- Louis F. Ray
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Sheave adjustable balance crane
- Patent number 4,220,246
- Issue date Sep 2, 1980
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Constant balance crane
- Patent number 4,113,112
- Issue date Sep 12, 1978
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Barge cable crane
- Patent number 4,074,817
- Issue date Feb 21, 1978
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Loading/unloading crane with buoyant counterweight system
- Patent number 4,074,818
- Issue date Feb 21, 1978
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Cable stay crane
- Patent number 4,067,446
- Issue date Jan 10, 1978
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Load balance, double bucket cable stay crane with load sensing means
- Patent number 4,039,086
- Issue date Aug 2, 1977
- Louis F. Ray
- B66 - HOISTING LIFTING HAULING