Gert Lovgren

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Bjarred, SE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for suction and discharge of material
- Patent number 7,076,895
- Issue date Jul 18, 2006
- Disab Vacuum Technology AB
- Karl T. Haugen
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method for collecting a viscous and sticky material
- Patent number 6,332,474
- Issue date Dec 25, 2001
- DISAB Vacuum Technology AB
- Karl T. Haugen
- B08 - CLEANING
Information Patent Grant
Sweeping machine
- Patent number 6,272,720
- Issue date Aug 14, 2001
- DISAB Vacuum Technology AB
- Gert Axel Lövgren
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
System, method and cutterhead for dry full-area drilling
- Patent number 5,803,195
- Issue date Sep 8, 1998
- Kroll-Disab AB
- Karl Thorbjorn Haugen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for collecting a highly viscous, tough and tacky material fr...
- Patent number 4,755,306
- Issue date Jul 5, 1988
- Disab International AB
- Gert A. Lovgren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for suction and discharge of material
- Publication number 20040194354
- Publication date Oct 7, 2004
- Karl T. Haugen
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES