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Walter R. Schaefer
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Cherry Hill, NJ, US
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last 30 patents
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Patent Grant
Incineration kiln devices and methods of protecting the same
Patent number
5,566,626
Issue date
Oct 22, 1996
Rollins Environmental Services, Inc.
Walter R. Schaefer
F27 - FURNACES KILNS OVENS RETORTS
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Patent Grant
Control of protective layer thickness in kilns by utilizing two las...
Patent number
5,549,472
Issue date
Aug 27, 1996
Rollins Environmental Services, Inc.
Vassiliou Eustathios
G01 - MEASURING TESTING
Information
Patent Grant
Methods and apparatus using relative power factor in incineration o...
Patent number
5,427,037
Issue date
Jun 27, 1995
Rollins Environmental Services, Inc.
Walter R. Schaefer
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Patent Grant
Slag viscosity detection through image analysis of dripping slag wi...
Patent number
5,301,621
Issue date
Apr 12, 1994
Rollins Environmental Services, Inc.
Eustathios Vassiliou
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES