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Hans Erdmannsdorfer
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Ludwigsburg, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Coalescence separator with changeable coalescence element
Patent number
5,417,848
Issue date
May 23, 1995
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing soot filter elements
Patent number
4,948,549
Issue date
Aug 14, 1990
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cartridge-type oil separator air filter
Patent number
4,632,682
Issue date
Dec 30, 1986
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dual-element filter cartridge for air intake filters designed for a...
Patent number
4,619,674
Issue date
Oct 28, 1986
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of removing soot from exhaust gases
Patent number
4,516,990
Issue date
May 14, 1985
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and device for removing soot from exhaust gases
Patent number
4,436,535
Issue date
Mar 13, 1984
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine air intake filter with fumes-absorbing substance
Patent number
4,418,662
Issue date
Dec 6, 1983
Filterwerk Mann & Hummel GmbH
Walter Engler
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Soot filter for an exhaust arrangement of an internal combustion en...
Patent number
4,324,572
Issue date
Apr 13, 1982
Daimler-Benz Aktiengesellschaft
Hans Erdmannsdorfer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Layered filter cartridge with internal bypass channels
Patent number
4,271,025
Issue date
Jun 2, 1981
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separator device for removing oil from an air stream
Patent number
4,203,739
Issue date
May 20, 1980
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Protective air filter intake hood with air deflecting intake screen
Patent number
4,198,217
Issue date
Apr 15, 1980
Filterwerk Mann & Hummel GmbH
Hans Erdmannsdorfer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS