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Patents Grants
last 30 patents
Information
Patent Grant
Replaceable nozzle for high temperature reactors having a fire-resi...
Patent number
5,865,617
Issue date
Feb 2, 1999
VSR Engineering GmbH Fordertechnik
Albert Rappen
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Disc retarding conveyor
Patent number
5,318,168
Issue date
Jun 7, 1994
VSR Engineering GmbH Fordertechnik
Albert Rappen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Slide cushion to absorb shocks and to support conveying belts
Patent number
5,131,530
Issue date
Jul 21, 1992
VSR Engineering GmbH
Albert Rappen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Stripping device for cleaning conveyor belts
Patent number
5,114,000
Issue date
May 19, 1992
VSR Engineering GmbH
Albert Rappen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Mist spraying device
Patent number
5,074,472
Issue date
Dec 24, 1991
VSR Engineering GmbH
Albert Rappen
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Scraper device for conveyor belts
Patent number
4,838,409
Issue date
Jun 13, 1989
VSR Engineering GmbH Fordertechnik
Albert Rappen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Blowing device for elimination of compactions in bulk material stor...
Patent number
4,767,024
Issue date
Aug 30, 1988
VSR Engineering GmbH Fordertechnik
Albert Rappen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL