| Patents for E01B 27 - Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers (2,756) |
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| 09/27/1995 | EP0593730B1 Self-loadable and self-unloadable open truck |
| 09/26/1995 | US5452528 Ballast planing machine |
| 08/24/1995 | DE4412241C1 Ballast cleaning machine with device to measure track level |
| 08/17/1995 | DE4344145C1 Railway track maintenance and construction machine |
| 08/09/1995 | EP0666371A1 Machine for lateral correction of the position of a rail-track |
| 08/09/1995 | CN1106485A Mechanism for absorbing rail ballast |
| 08/02/1995 | EP0665331A1 Ballast tamping machine for railways |
| 08/01/1995 | US5437232 Ballast plow assembly for a hopper-type railroad car |
| 07/25/1995 | US5435252 Mobile working machine for treatment of a ballast bed or subgrade |
| 07/25/1995 | US5435081 Ballast plow |
| 07/25/1995 | CA2057672C Freight car for bulk material |
| 07/25/1995 | CA1336369C Tamping blade with improved inserts |
| 07/19/1995 | EP0663472A1 Machine for cleaning the ballast of a railway track |
| 07/12/1995 | CN1105082A A track maintenance machine for correcting the track geometry |
| 07/05/1995 | CN1029251C Cleaning machine |
| 07/01/1995 | CA2112612A1 Ballast stabilizer |
| 06/29/1995 | WO1995017554A1 Vacuum cleaning machine for railway superstructures |
| 06/21/1995 | CN1029021C Machine for distributing and grading of ballast |
| 06/13/1995 | US5423268 Railroad hopper car with ballast distributing blade and hopper door and blade control apparatus and method |
| 06/08/1995 | WO1995015418A1 Process and device used to renovate railroad track installations |
| 06/07/1995 | CN2200003Y Hydraulic ballast removing machine |
| 06/07/1995 | CN1103453A A machine arrangement for tamping a track |
| 06/07/1995 | CN1028783C Travelling on-track machine for distributing and profiling the ballast |
| 05/31/1995 | CN2199232Y internal combustion side slope screen scarifier |
| 05/31/1995 | CN1103127A Apparatus for cleaning ballast |
| 05/30/1995 | US5419259 Machine for compacting track ballast with variable gauge track stabilizer |
| 05/24/1995 | DE4339833A1 Road or railway construction and removal machine |
| 05/10/1995 | EP0652325A2 Railbroad maintenance machine for correcting the position of the track |
| 04/26/1995 | EP0649484A1 Device for destroying unwanted vegetation along roadways. |
| 04/19/1995 | CN2194925Y Side slope cleaning machine |
| 04/19/1995 | CN1101787A Machine for sucking up rail ballast |
| 04/19/1995 | CN1101692A A machine for the treatment of a ballast bed or of a formation |
| 04/18/1995 | CA1335313C Aqueous coating compositions |
| 04/13/1995 | DE4334880A1 Machine for placing pourable track-construction material |
| 04/04/1995 | US5402547 For sweeping ballast off a track |
| 03/28/1995 | US5400718 Loading wagon for transport, storage and discharge of bulk material |
| 03/15/1995 | CN1100161A A ballast grading machine |
| 03/07/1995 | US5394944 Installation for the continuous rehabilitation of a ballast bed |
| 03/07/1995 | US5394586 Ballast sweeper dust control |
| 03/02/1995 | DE4329277A1 Method and apparatus for loosening and compacting the ballast of track installations |
| 03/01/1995 | EP0640720A1 Vacuummachine for sucking up the ballast of a railway |
| 03/01/1995 | EP0640719A2 Method for stabilising a surface of a soil layer |
| 01/25/1995 | EP0635082A1 Machine for sucking up rail ballast |
| 01/17/1995 | US5381958 Apparatus for destroying unwanted vegetation in the region of travel ways |
| 01/11/1995 | EP0633355A2 Track sweeping machine |
| 01/10/1995 | US5379700 Two machine arrangement for track tamping in switches having track lifting units mounted only on first machine |
| 12/21/1994 | EP0629744A2 Method and arrangement for the subgrade-rehabilitation of a ballast for a track |
| 12/14/1994 | EP0417091B1 Aqueous coating compositions |
| 11/30/1994 | CN1095684A A loading vehicle for transporting and storing bulk material |
| 11/23/1994 | CN1095439A Machine for absorbing of ballast of ballast bed of railway |
| 11/22/1994 | US5365854 Machine for delivering ballast to a track and for tamping the ballast having sensor controlled pivotal ballast distributing chutes |
| 11/17/1994 | DE4315716A1 Apparatus for producing a track-ballast formation |
| 11/16/1994 | CN2182816Y Sieve belt |
| 11/16/1994 | CN1095122A A machine for renewing or cleaning a ballast bed |
| 11/15/1994 | US5364221 Track-bound freight car |
| 11/10/1994 | DE4414241A1 Verladewagen zum Transportieren und Speichern von Schüttgut Loading wagon for transporting and storing bulk |
| 11/02/1994 | CN1026428C Continuously advancing track maintenance machine for consolidating the ballast bed of a railroad track |
| 11/02/1994 | CN1026427C Continuously advancing track maintenance machine for consolidating the ballast bed |
| 10/31/1994 | CA2122513A1 Magnetic sweeper apparatus and method |
| 10/13/1994 | DE4343148A1 Mechanised formation-improving machine |
| 10/12/1994 | EP0619400A2 Ballast or track formation working machine |
| 10/05/1994 | CN1093135A A tamping machine |
| 09/28/1994 | CN1092834A Mechanism for ramining of roadbed of rail |
| 09/21/1994 | EP0616077A1 Tamping machine for the compaction of railway ballast |
| 09/20/1994 | US5347933 Railway ballast cleaning machine with integrated hopper car |
| 09/15/1994 | DE4308072A1 Method and device for working up a track substructure |
| 09/07/1994 | EP0613980A2 Ballast levelling machine |
| 09/06/1994 | US5343810 Switch tamper |
| 09/01/1994 | WO1994019541A1 Process and device for the long-term stabilisation of the packing regions of railway track |
| 08/30/1994 | US5341746 Transport wagon comprising a wagon frame supported on on-track undercarriages |
| 08/10/1994 | EP0609647A1 Renewal or cleaning apparatus for ballastway |
| 08/04/1994 | WO1994017245A1 Machine for sucking up rail ballast |
| 08/04/1994 | DE4302787A1 Method of renewing by rail vehicles superstructure |
| 08/03/1994 | EP0608679A1 Machine for taking up ballast from a ballast bed under suction |
| 07/28/1994 | DE4400809A1 Stopfmaschine Tamping machine |
| 07/21/1994 | DE4301182A1 Track refurbishing method, e.g. for train track |
| 07/19/1994 | US5329856 Continous action tamping machine |
| 06/29/1994 | CN2170321Y Fast detaching device for walking frame of tamping tool |
| 06/29/1994 | CN1088649A Ballast Placing vehicle |
| 06/29/1994 | CN1088648A A machine for removing ballast of a track ballast bed by suction |
| 06/29/1994 | CN1088531A A loading wagon for the transport of bulk material |
| 06/23/1994 | DE4341240A1 Maschine zum Absaugen von Schotter einer Gleis-Schotterbettung Machine for extraction of gravel a track-ballast |
| 06/22/1994 | EP0603149A1 Vacuum machine |
| 06/22/1994 | CN2169650Y Hydraulic small full section roadbed rammer |
| 06/15/1994 | EP0439473B1 Improved tamping blade with improved inserts |
| 06/14/1994 | US5320045 Machine for delivering ballast to a track and for tamping the ballast having pivotal ballast distributing conveyors and sweeper broom ballast take-up |
| 06/01/1994 | EP0599799A1 Loading wagon for transporting bulk material |
| 05/18/1994 | EP0596902A1 Improvements in railway track maintenance machinery |
| 05/17/1994 | US5311822 Ballast hopper door control apparatus and method with independently and selectively actuated motors in response to uniquely coded signals |
| 04/12/1994 | US5301548 Track measuring car |
| 04/05/1994 | US5299505 Ballast tamping machine having pivotable and extendable auxiliary lifting and lining unit for branch track |
| 03/22/1994 | US5296525 Addition-condensating copolymer containing an epoxy resin |
| 03/16/1994 | CN1083884A A track tamping machine for tamping switches and crossings of a track |
| 03/02/1994 | CN1023908C Continuously advancing track tamping machine comprising plough arrangement |
| 03/01/1994 | US5289648 Machine arrangement for receiving, storing and distributing track ballast |
| 02/23/1994 | EP0584055A1 Tamping machine for tamping switches and crossings on a railway track |
| 02/08/1994 | US5284097 Ballast distribution, regulation and reclaiming railroad maintenance device |
| 01/18/1994 | CA1326168C Ballast tamping machine |
| 01/12/1994 | CN1023503C Material conveying cart |
| 01/11/1994 | US5277538 Loading car for bulk material |