| 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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| 11/15/2000 | CN2405956Y Railway ballast cleaning-sieving machine |
| 11/08/2000 | CN1058310C Machinery for ramining of roadbed of rail |
| 10/26/2000 | DE19915751A1 Fahrbare Gleisstopfmaschine Mobile tamping machine |
| 10/19/2000 | WO2000061866A1 Method for renewing railway lines |
| 10/19/2000 | DE19916586A1 Verfahren zur Erneuerung einer Gleisanlage Method of renewing a track system |
| 10/12/2000 | WO2000060313A1 Logistics system and method with position control |
| 10/11/2000 | EP1043447A1 Railway track tamping vehicle |
| 10/11/2000 | CN2400493Y Off-line side slope ballast taking-up machine |
| 10/11/2000 | CN1057361C Dosage slag shaping machine |
| 09/27/2000 | EP1038067A1 Railway ballast broom element clamp plate, broom element and extrusion process for manufacturing broom element and associated apparatus |
| 09/27/2000 | CN2398316Y Electric tamping machine |
| 09/20/2000 | EP0983197A4 Hydrant servicer cart |
| 09/20/2000 | CN2397176Y Internal combustion soft shaft sleeper-tamping machine |
| 08/22/2000 | CA2036019C Freight car for bulk material |
| 08/16/2000 | EP1028325A2 Method of surveying a train track |
| 08/16/2000 | EP1028193A1 Correction method for the position of a railway track |
| 08/16/2000 | CN2391905Y Machine for cleaning and renewing ballast of railway in situ |
| 08/16/2000 | CN1263184A Track position correcting method |
| 08/16/2000 | CN1263019A Method for measuring guide track |
| 08/15/2000 | US6102460 Device for supporting tamping bench arms |
| 08/09/2000 | EP1024908A1 Method and apparatus for recycling an aggregate contaminated with a hydrocarbon |
| 08/01/2000 | CA2038363C Mobile ballast regulator |
| 08/01/2000 | CA2038361C Ballast distributing and planing machine |
| 07/19/2000 | EP1020563A1 Mobile track maintenance machine with measuring unit for recording the track position |
| 07/19/2000 | CN1054667C Track tamping machine for tamping switches and crossings of track |
| 06/28/2000 | EP1013828A1 Machine for distributing and profiling a railroad ballast |
| 06/27/2000 | CA2041302C Ballast tamping machine |
| 06/27/2000 | CA2040895C Ballast tamping assembly |
| 06/21/2000 | CN2383871Y Rubber sleeper seal |
| 06/20/2000 | US6076288 Method and apparatus for burying cable in a railway bed |
| 06/14/2000 | CN1256669A Hydrant servicer cart |
| 06/13/2000 | US6073561 Box car for transporting bulk material |
| 05/31/2000 | CN2380601Y Small hydraulic railroad-switch sand rammer |
| 05/31/2000 | CN1254778A Tamping vehicle for railway and job method thereof |
| 05/30/2000 | US6067910 Ballast tamping assembly |
| 05/24/2000 | CN2379648Y Polyurethane vibration damper |
| 05/24/2000 | CN1052772C Ballast placing vehicle |
| 05/24/2000 | CN1052771C A machine for removing ballast of track ballast bed by suction |
| 05/17/2000 | EP1001085A1 Method and apparatus for tamping a railway track |
| 05/09/2000 | US6058628 System for distributing ballast in a track bed |
| 05/03/2000 | CN1052051C Apparatus for cleaning ballast |
| 04/05/2000 | CN1051122C Installation for ballasting and tamping track |
| 04/05/2000 | CN1051121C Installation for continuously rehabilitating ballast bed of track |
| 03/15/2000 | CN2368876Y Apparatus for changing ballast and cleaning under sleepers |
| 03/08/2000 | EP0983197A1 Hydrant servicer cart |
| 03/01/2000 | CN2366441Y Miniature machine for cleaning and renewing railway ballast |
| 03/01/2000 | CN2366440Y Machine for renewing and cleaning electric locomotive railway ballast in situ |
| 02/23/2000 | CN2365248Y Hand operated rail lift |
| 02/23/2000 | CN2365247Y Small ballast cleaning machine in station |
| 02/08/2000 | US6021717 Machine for compacting and shaping a track bed |
| 02/02/2000 | EP0976870A1 Method for reprocessing railway track ballast |
| 01/27/2000 | DE19833521A1 Verfahren zum Aufarbeiten von aus Bahngleisen ausgehobenem Schotter Process of renovating excavated from train tracks gravel |
| 01/27/2000 | DE19833520A1 Process for laying railway track grate comprises placing grate on ballast track formation, filling with ballast, and shaking |
| 01/04/2000 | CA2038362C Mobile ballast plow |
| 01/04/2000 | CA2033867C Continuous action ballast compacting machine |
| 01/04/2000 | CA2028542C Mobile ballast plow for receiving and distributing track ballast |
| 12/02/1999 | WO1999061704A1 A tile for a ballast broom cowling |
| 11/30/1999 | US5993131 Bulk loader car |
| 11/30/1999 | US5993130 Loading car for bulk material |
| 11/30/1999 | US5993110 Ballast system for compacting machines |
| 11/18/1999 | DE19848655A1 Method for preparing track of high speed railway |
| 11/10/1999 | CN2348000Y Rubber paving board for building railway crossing |
| 11/09/1999 | CA2074718C Method and apparatus for cleaning ballast |
| 10/27/1999 | EP0952254A1 Correction method for the position of a railway track |
| 10/19/1999 | CA2033865C Continuous action machine for compacting ballast |
| 10/19/1999 | CA2028340C Reference system for track working machine |
| 10/14/1999 | WO1999051822A1 Method and apparatus for burying a cable in a railway bed |
| 10/13/1999 | CN1231360A Method for correcting track position |
| 10/13/1999 | CN1231359A Machinery installed with sleeper box ballast-cleaning machine |
| 10/07/1999 | DE19912363A1 Vertically adjustable sleeper crib excavator |
| 10/06/1999 | EP0947630A2 Stone metering system for railroad track maintenance vehicle |
| 09/29/1999 | CN2340801Y Automatic spreading, leveling and vibrating vehicle |
| 09/23/1999 | WO1999036316B1 Hydrant servicer cart |
| 09/23/1999 | DE19811838A1 Ballast consolidation equipment especially for consolidating a railroad ballast bed |
| 09/23/1999 | DE19808956C1 Verfahrbare Gleisbaumaschine Movable track maintenance machine |
| 09/22/1999 | CN2339613Y Railroad switch tamping tool |
| 09/08/1999 | EP0940502A2 Mobile track maintenance machine |
| 09/07/1999 | CA2005727C Mobile track working machine |
| 08/31/1999 | US5944469 Box car for carrying bulk material |
| 08/25/1999 | EP0937818A2 Rail working unit with excavator |
| 08/18/1999 | CN2333747Y Roadbed ballast quick-tamping machine |
| 08/17/1999 | US5937763 Machine and method of distributing ballast |
| 08/17/1999 | US5937548 Machine for withdrawing bulk material from a track |
| 08/11/1999 | CN2332752Y Front excavating appts. of railway screen scarifier |
| 08/10/1999 | CA2030500C Mobile ballast regulating machine |
| 07/28/1999 | CN1224093A Method of correcting position of track |
| 07/28/1999 | CN1044400C Method and special machinery for measuring lateral resistance of track |
| 07/27/1999 | US5926981 Track work machine for excavating material from a track bed |
| 07/22/1999 | WO1999036316A1 Hydrant servicer cart |
| 07/22/1999 | CA2307585A1 Hydrant servicer cart |
| 07/21/1999 | EP0930398A1 Correction method for the position of a railway track |
| 07/21/1999 | CN2329693Y Internal combustion engine type flexible shaft tamping machine |
| 07/07/1999 | CN1044021C Track checking vehicle |
| 06/17/1999 | WO1999029961A1 Railway ballast broom element clamp plate, broom element and extrusion process for manufacturing broom element and associated apparatus |
| 06/17/1999 | CA2314216A1 Railway ballast broom element clamp plate, broom element and extrusion process for manufacturing broom element and associated apparatus |
| 06/01/1999 | US5907914 Track maintenance machine |
| 05/19/1999 | CN1216792A Ballast grading machine and method for ballating track |
| 05/14/1999 | WO1999023309A1 Method and device for upgrading waste ballast |
| 05/12/1999 | EP0915203A1 Ballast leveling machine and method for placing the ballast of a railway track |
| 05/05/1999 | CA2253007A1 Railroad material cart |