Royce J. Laverman

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South Holland, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Guide pole fitting seal for floating roof storage tanks
- Patent number 5,829,621
- Issue date Nov 3, 1998
- Chicago Bridge and Iron Technical Services Company
- Royce Jay Laverman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Guide pole fitting seal for floating roof storage tanks
- Patent number 5,560,509
- Issue date Oct 1, 1996
- Chicago Bridge and Iron Technical Services Company
- Royce J. Laverman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Volatile liquid storage system
- Patent number 5,147,418
- Issue date Sep 15, 1992
- Chicago Bridge and Iron Technical Services Company
- Royce J. Laverman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Single tank for dual thermal energy storage with internal movable p...
- Patent number 4,543,978
- Issue date Oct 1, 1985
- Chicago Bridge & Iron Company
- Royce J. Laverman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Emission test method for floating roof seals and apparatus useful t...
- Patent number 4,238,953
- Issue date Dec 16, 1980
- Chicago Bridge & Iron Company
- Royce J. Laverman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL