Ernst Korthaus

Follow

Person

4600 Dortmund 1, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Concrete distribution system for transportable concrete
- Patent number 5,868,156
- Issue date Feb 9, 1999
- Ernst Korthaus
- E04 - BUILDING
Information Patent Grant
Concrete distributor system
- Patent number 5,351,716
- Issue date Oct 4, 1994
- Ernst Korthaus
- E04 - BUILDING
Information Patent Grant
Concrete placing boom assembly for ready-mix concrete
- Patent number 5,139,157
- Issue date Aug 18, 1992
- Ernst Korthaus
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Selfpriming centrifugal pump
- Patent number 4,844,687
- Issue date Jul 4, 1989
- Ernst Korthaus
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Reciprocating pump
- Patent number 4,818,192
- Issue date Apr 4, 1989
- Ernst Korthaus
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Control arrangement for controlling a hydraulic drive for driving a...
- Patent number 4,768,420
- Issue date Sep 6, 1988
- Ernst Korthaus
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Reciprocating pump for fluids, specifically such contaminated by so...
- Patent number 4,664,606
- Issue date May 12, 1987
- Ernst Korthaus
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...