| 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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| 04/10/2002 | EP1195468A2 Machine for renewing a railway track |
| 04/10/2002 | CN2485335Y Hand vibrating cylinder |
| 03/27/2002 | EP1191147A1 Ballast cleaning machine and method |
| 03/26/2002 | CA2102007C A loading wagon for the transport of bulk material |
| 03/20/2002 | CN1340449A Bulk material loading vehicle |
| 03/14/2002 | DE10043970A1 Track bed construction method uses track-bound wagon to lift track, remove ballast, inject binding agent, and replace ballast and track |
| 03/06/2002 | EP1184248A2 Bulk goods handling wagon |
| 02/20/2002 | CN1079361C Bulk material loading wagon |
| 02/20/2002 | CN1079344C Bulk material loading wagon |
| 02/19/2002 | CA2048822C Apparatus for placing a carriage on a track |
| 02/13/2002 | EP1179635A2 Apparatus for removing an existing railway track and laying a new track |
| 02/13/2002 | EP1179634A2 Railway track renewal machine |
| 01/30/2002 | EP1175593A1 Logistics system and method with position control |
| 01/30/2002 | CN1333407A Machine for dismounting old track and laying new-track |
| 01/30/2002 | CN1333406A Machine for renewing track |
| 01/30/2002 | CN1333405A Machinery for renewing track |
| 01/17/2002 | US20020005141 Machine for renewing a track |
| 01/17/2002 | US20020005140 Machine for removing an old track and laying a new track |
| 01/17/2002 | US20020005139 Machine for renewing a track |
| 01/16/2002 | EP1172481A2 Railway track renewal machine |
| 01/16/2002 | EP1172480A2 Split tool tamper |
| 01/09/2002 | EP1169516A1 Method for renewing railway lines |
| 01/02/2002 | EP0983197B1 Hydrant servicer cart |
| 01/02/2002 | CN1329196A Sleeper-tamping operating method and tamping machine |
| 01/02/2002 | CN1329195A Tamping machine |
| 01/01/2002 | US6334396 Switch stoneblower |
| 12/20/2001 | WO2001096662A1 Track sledding machine |
| 12/13/2001 | US20010050022 Track tamping method and machine |
| 12/13/2001 | US20010050021 Tamping machine |
| 12/12/2001 | EP1162310A2 Tamping machine |
| 12/12/2001 | EP1162309A1 Railway track tamping device and method |
| 11/28/2001 | CN1075452C Bulk material loading wagon |
| 11/22/2001 | US20010042487 Switch stoneblower |
| 11/21/2001 | EP1156159A2 Sweeping brush for cleaning the surface of rails and sleepers of a track |
| 11/21/2001 | CN2460548Y Hydraulic railroad switch tamping tool with double hydraulic rail clamping device |
| 11/21/2001 | CN1322878A Ballast plate for line service |
| 11/06/2001 | US6311624 Track tamping method and machine |
| 10/31/2001 | EP1149951A2 Track tamping apparatus |
| 10/31/2001 | EP1149950A1 Load bearing structure for a railway |
| 10/31/2001 | CN2457187Y Double tube ballast sampler for implementing press dense pile reinforce engineering to ready railway roadbed |
| 10/17/2001 | CN1317611A Tamping vehicle |
| 10/11/2001 | WO2001075231A1 A method of grading railroad beds and a laser measuring device |
| 10/11/2001 | US20010027732 Tamping Machine |
| 10/10/2001 | EP1143069A1 Tampering machine |
| 10/02/2001 | CA2059997C Ballast cleaning machine |
| 10/02/2001 | CA2059996C Ballast cleaning machine |
| 09/19/2001 | CN1313430A Method and apparatus for laying rails |
| 09/19/2001 | CN1071220C On-track bulk material loading wagon |
| 09/13/2001 | DE10101416A1 Maschine zum Bearbeiten eines Gleises For machining a track |
| 09/06/2001 | US20010018879 Railroad track ballast tamper |
| 09/05/2001 | EP1130164A1 Railway ballast tamping unit |
| 09/05/2001 | EP1130163A2 Tamping machine with ballast suction pipe |
| 09/04/2001 | CA2059998C Track surfacing machine for the controlled lowering of the track |
| 08/30/2001 | US20010017091 Ballast tamping machine, and method of maintaining a track section |
| 08/30/2001 | DE10008986A1 Reconstruction/modification method for railway track uses appliance to remove/ regenerated old track materials and construct new track, in one single working phase and one direction only |
| 08/29/2001 | EP1127980A2 Method for replacement or renewal of a railway track and apparatus therefor |
| 08/29/2001 | CA2338871A1 Ballast tamping unit for railway lines |
| 08/23/2001 | US20010015153 Loading car for bulk materials |
| 08/22/2001 | EP1125812A2 Bulk goods handling wagon |
| 08/22/2001 | CN1309074A Bulk granular material loading vehicle |
| 08/08/2001 | CN2441850Y Screen scarifier for railway ballast |
| 07/26/2001 | US20010009077 Right of way grader |
| 07/17/2001 | US6260485 Method for correcting the position of a track |
| 07/04/2001 | CN2437722Y Small hydraulic double-pick points tamping machine |
| 06/13/2001 | EP1106734A2 Method and apparatus for laying railway tracks |
| 06/06/2001 | CN1066794C A machine for renewing or cleaning a ballast bed |
| 05/30/2001 | CN1066509C Track maintenance machine for correcting track geometry |
| 05/30/2001 | CN1066506C Mechanism for absorbing rail ballast |
| 05/30/2001 | CN1066505C Machine installation for treating ballast bed of track |
| 05/23/2001 | CN1066226C Machine for treatment of ballast bed or formation |
| 05/23/2001 | CN1066225C Track maintenance machine for controlled lowering of track |
| 05/02/2001 | CN1065187C Vehicle for carrying bulk material |
| 04/24/2001 | US6220170 Method of correcting the position of a railroad track |
| 04/11/2001 | EP0907800B1 Movable preparation machine, in particular a screening machine, for ballast gravel for railways |
| 04/11/2001 | CN1064422C Machine for sucking up rail ballast |
| 04/10/2001 | US6213515 Hydrant servicer cart |
| 04/04/2001 | CN2425945Y Oil-bath lubricating type vibration box |
| 04/04/2001 | CN1064097C Machine for absorbing of ballast of ballast bed of railway |
| 04/03/2001 | US6209462 Machine with ballast scarifying device |
| 03/21/2001 | CN2424229Y Railway whole-section sleeper base ballast screen scarifier |
| 03/21/2001 | CN1287962A Loading carrying vehicle and method for loading/unloading therefor |
| 03/14/2001 | EP1083262A2 Method for loading and unloading a vehicle of a transport train and vehicle therefor |
| 03/08/2001 | DE19935679A1 Traveling railway track machinery to clean ballast has cleaning devices with suction units above ballast conveyors to remove dirt and deposit it on a removal conveyor |
| 02/28/2001 | CN2421314Y Vibration road roller |
| 02/21/2001 | EP1077288A2 Railway vehicle for placing the ballast of a railway track |
| 02/20/2001 | US6189224 Machine and method for rehabilitating a ballast bed |
| 02/15/2001 | WO2001011145A1 Shaft with brush for cleaning railway lines |
| 02/07/2001 | EP1074658A2 Railway switch ballast blower |
| 02/01/2001 | DE4244958C2 Machine for placing sand or ballast under railway track |
| 02/01/2001 | DE19938633A1 Cleaning method for track bed of railway tracks uses ballast lifter with chain to lift, rebound-crush, and sift ballast, and excavator to compressed clean replaced ballast |
| 02/01/2001 | DE19932793A1 Fahrbare Gleisstopfmaschine Mobile tamping machine |
| 01/31/2001 | CN1281921A Tamping tool for tamping sleeper |
| 01/24/2001 | EP1070787A1 Tamping machine for tamping ballast under the sleepers of a railway track |
| 01/24/2001 | CN2416133Y 变频电动捣固机 Frequency electric tamping machine |
| 01/17/2001 | EP1069240A1 Mobile tamping machine |
| 01/04/2001 | DE19928339A1 Method for lifting, aligning and fixing surface structures, e.g. sunken floor slabs, involves injecting a mixture of aqueous alkali silicate solution and isocyanate compound under the structure and then hardening in situ |
| 12/28/2000 | DE19929283A1 Railbed void prevention below sleepers involves injecting agent through sleeper holes or by inserted pipe to pack out subsleeper voids. |
| 12/12/2000 | US6158352 Machine and method for rehabilitating a track |
| 12/05/2000 | US6155175 Railroad material cart |
| 12/05/2000 | US6154973 Method for correcting the track geometry of a track |