| Patents for E01B 31 - Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor (1,286) |
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| 02/02/1993 | US5182995 Rerailing device |
| 01/27/1993 | EP0524661A1 Rail grinding machine |
| 01/26/1993 | US5181472 Device for the substitution of the rails of railway tracks |
| 01/26/1993 | CA1313050C Grinding machine for reprofiling railheads |
| 12/22/1992 | US5173222 Repairing rail ties |
| 12/17/1992 | DE4119525A1 Grinding belt for rail levelling after build-up welding |
| 11/18/1992 | CN1066248A Device for rerailing tool frame |
| 11/11/1992 | EP0512159A1 Rail grinding machine |
| 11/10/1992 | US5161296 Method of securing an anchor with extrusion plastic molding in a solid wall substrate |
| 11/04/1992 | EP0511950A1 Device for placing a tool-carrying frame on rails |
| 10/29/1992 | WO1992018697A2 Process and means for anchoring fastening elements in boreholes |
| 10/15/1992 | DE4139069A1 Verfahren und mittel zum verankern von schrauben in bohrloechern A method and means for anchoring screws in boreholes |
| 09/16/1992 | EP0502859A1 Device for grinding rails. |
| 09/02/1992 | EP0501183A1 Device for reshaping railway rails |
| 09/02/1992 | CA2061787A1 Device for the reprofiling of the rails of railway track |
| 08/25/1992 | US5140776 Apparatus and method for measuring and maintaining the profile of a railroad track rail |
| 08/19/1992 | CN2113294U Three hole drilling machine for rail |
| 08/04/1992 | US5134808 Method of programming and performing the reprofiling of rails of a railroad track and railroad vehicle for carrying out the same |
| 07/15/1992 | CN1017457B Internal combustion piercing machine for rail |
| 07/07/1992 | US5127567 Rail processor |
| 06/10/1992 | CN1061822A Machine for picking up tie plates |
| 06/09/1992 | CA1302710C Device for the reprofiling of the rails of a railway track |
| 05/26/1992 | CA1301459C Method and apparatus for grinding the tread and/or guide surfaces of rails or the like |
| 05/20/1992 | EP0453500A4 Apparatus and method for measuring and maintaining the profile of a railroad track rail |
| 05/12/1992 | US5111749 Apparatus for placing a carriage on a track |
| 05/12/1992 | US5111624 Method and apparatus for limiting the dispersion of rail grinding machine spark and dust residue |
| 05/05/1992 | CA1299875C Rail grinding machine |
| 05/01/1992 | CA2052515A1 Apparatus and method for straightening crane rails |
| 04/29/1992 | CN1060691A Rail processor |
| 04/05/1992 | WO1992005905A1 Rail processor |
| 04/05/1992 | CA2067819A1 Rail processor |
| 04/01/1992 | CN1059948A Method and machine for treatment of track |
| 03/31/1992 | US5101358 Method of programming and performing the reprofiling work of rails of a railroad track and a device to carry out the same |
| 03/18/1992 | CN2099140U Rail top grinding machine |
| 03/17/1992 | US5095600 Paving breakers and supports therefor |
| 03/05/1992 | DE4128519A1 Method of working on railway track or bed - uses mobile machine with tools and equipment which can project and retract adjustable mechanism |
| 02/18/1992 | CA1295835C Rail grinding machine |
| 02/18/1992 | CA1295834C In-track rail base grinding apparatus and method |
| 02/11/1992 | US5086591 Reprofiling method of the rails of a railroad track and railroad vehicle for performing the same |
| 02/05/1992 | CN1058441A Movable hardening device for side surface of rail's end portion |
| 01/22/1992 | EP0467833A1 Method for the neutralising of railway rails in-situ |
| 01/22/1992 | CN2093859U Points polisher |
| 01/22/1992 | CN2093858U Rail-deforming machine |
| 01/15/1992 | EP0466652A1 Apparatus for the neutralisation of new railway rails |
| 01/15/1992 | EP0466651A1 Apparatus for exchanging railway rails |
| 01/15/1992 | EP0465683A1 Corrugation resisting rail for railway vehicles |
| 01/14/1992 | CA2046941A1 Process and installation of on-track neutralisation of the rails of a railway |
| 01/14/1992 | CA2046940A1 Process and device for the substitution of the rails of railway tracks |
| 01/08/1992 | EP0464583A2 Rail grinding apparatus |
| 01/01/1992 | CN2091891U Fixed oil coater for rail |
| 12/08/1991 | CA2043790A1 Repairing rail ties |
| 11/26/1991 | US5067283 Method and device for the treatment of the upper surfaces of rails |
| 11/12/1991 | US5063856 Machine for picking up tie plates |
| 11/09/1991 | WO1991017310A1 Tangential grinding machine, particularly for railway rails |
| 11/09/1991 | CA2082428A1 Tangential grinding machine, particularly for railway rails |
| 11/06/1991 | CN1014620B Piercing machine for rail |
| 10/30/1991 | EP0453500A1 Apparatus and method for measuring and maintaining the profile of a railroad track rail. |
| 10/15/1991 | US5056671 Apparatus and method for straightening crane rails |
| 09/10/1991 | US5046448 Railroad tie treating method and apparatuses |
| 09/04/1991 | EP0444242A1 Rail grinding machine |
| 09/03/1991 | US5044126 Tangential grinding machine |
| 08/14/1991 | CN2082729U Mine narrow gauge track drilling machine |
| 07/16/1991 | US5031365 Method and apparatus for grinding the running and/or guide surfaces of rails or the like |
| 07/13/1991 | WO1991010537A1 Rail grinding machine spark and dust suppression apparatus |
| 07/13/1991 | CA2071528A1 Rail grinding machine spark and dust suppression apparatus |
| 06/13/1991 | WO1991008343A1 Grinding device for honing rails |
| 05/29/1991 | CN2077876U Hydraulic railway equipment with wheels and pilot wheels |
| 05/22/1991 | EP0427940A1 Process and apparatus for treating the rolling surfaces of rails |
| 04/23/1991 | US5009014 Railroad rail profile measuring system |
| 03/27/1991 | EP0418522A1 Process for programming the reshaping of railway rails and simultaneous or delayed rail grinding and apparatus for performing the process |
| 03/20/1991 | EP0417452A1 Process for programming railway rails reshaping work and/or reshaping of said rails and apparatus for performing said process |
| 03/14/1991 | DE3929846A1 Mobile rail straightening device for overhead monorails - has mobile frame with two hydraulically operated straightening rollers between two pairs of pressing rollers |
| 03/06/1991 | EP0415105A1 Process for reshaping railway rails and railway vehicle for performing said process |
| 03/01/1991 | CA2022567A1 Reprofiling method of the rails of a railroad track and railroad vehicle for performing the same |
| 02/27/1991 | CN1011801B Heat treatment equipment and quenching technology for rails |
| 02/19/1991 | US4993193 Railroad vehicle for reprofiling at least one rail of a railroad track |
| 02/06/1991 | CN2070770U Grinder for rail bottom |
| 01/30/1991 | CN2070318U Detachable hydraulic rail straightening device |
| 01/23/1991 | CN2069881U Rail head grinding machine |
| 01/23/1991 | CN2069880U Points tongue straightener |
| 01/16/1991 | EP0318521B1 Tangential grinding machine |
| 01/16/1991 | CN1011251B Belt grinding unit for removing surface irregularities on the rail head surface of one or both rails of a railway track |
| 12/04/1990 | CA1277142C Rail grinding machine |
| 11/28/1990 | CN2066454U Hydraulic vertical rail bender |
| 11/14/1990 | EP0397215A1 Rail grinding machine |
| 10/10/1990 | EP0391613A2 Paving breakers and supports therefor |
| 10/03/1990 | EP0389746A2 Process for repairing railway fastenings on wooden sleepers and sleeper screw for purpose of repair |
| 10/01/1990 | CA2013198A1 Paving breakers and supports therefor |
| 08/28/1990 | US4951424 Machine for the grinding of rails |
| 08/22/1990 | EP0383477A1 Railway rail profile measuring apparatus |
| 08/07/1990 | CA2007772A1 Railroad rail profile measuring system |
| 07/26/1990 | WO1990008012A1 Apparatus and method for measuring and maintaining the profile of a railroad track rail |
| 07/04/1990 | EP0376552A2 Rail grinding apparatus |
| 06/06/1990 | EP0371328A2 Method of and device for grinding the upper surfaces and/or the guide surfaces of rails or like |
| 05/01/1990 | US4921732 Railroad tie service vehicle and method for spray application of a preservative |
| 05/01/1990 | US4920701 Device for the reprofiling of the rails of a railway track |
| 05/01/1990 | CA1268340A1 Process for measuring and grinding the profile of a rail head |
| 04/05/1990 | DE3833373A1 Rail-grinding machine |
| 03/27/1990 | US4911587 Drilling machines |
| 03/22/1990 | DE3829659A1 Method for coupling prestressed-concrete sleepers and means for carrying out the method |