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Zell I. W., DE
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Patents Grants
last 30 patents
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Patent Grant
Compressor machine with two counter-rotating rotors
Patent number
7,128,543
Issue date
Oct 31, 2006
Rietschle Thomas Schopfheim, GmbH
Fritz-Martin Scholz
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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Patent Application
Rotary piston pump
Publication number
20060222553
Publication date
Oct 5, 2006
Fritz-Martin Scholz
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Application
Compressor machine with two counter-rotating rotors
Publication number
20060051231
Publication date
Mar 9, 2006
Rietschle Thomas Schopfheim GmbH
Fritz-Martin Scholz
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...