Making longitudinal or transverse sleepers or slabs in situ or embedding them

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Patents Grantslast 30 patents

Information Patent Grant
Fiber-reinforced prestressed reinforced concrete sleeper
- Patent number 11,136,724
- Issue date Oct 5, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RESE...
- Yangsheng Ye
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Pre-assembled plate consisting of armoured concrete
- Patent number 7,556,208
- Issue date Jul 7, 2009
- Max Bogl Bauunternehmung GmbH & Company KG
- Dieter Reichel
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method for installing a steady rail track
- Patent number 6,237,856
- Issue date May 29, 2001
- Pfleiderer Infrastrukturtechnik GmbH & Co.
- Hans Bachmann
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Drainage system for a railroad superstructure for supporting sleepers
- Patent number 5,312,038
- Issue date May 17, 1994
- Paolo Merlanti
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Railway roadbeds with rail slabs, and method for preparing
- Patent number 5,163,614
- Issue date Nov 17, 1992
- Beton- es Vasbetonipari Muvek
- Laszlo Tamas
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
3382815
- Patent number 3,382,815
- Issue date May 14, 1968
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES