with changing diameter

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Patents Grantslast 30 patents

Information Patent Grant
Introducing screw for biogas plants
- Patent number 9,650,598
- Issue date May 16, 2017
- Hugo Vogelsang Maschinenbau GmbH
- Hugo Vogelsang
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
3862594
- Patent number 3,862,594
- Issue date Jan 28, 1975
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
3593844
- Patent number 3,593,844
- Issue date Jul 20, 1971
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
3348656
- Patent number 3,348,656
- Issue date Oct 24, 1967
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2375965
- Patent number 2,375,965
- Issue date May 15, 1945
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES