| Patents for E21D 9 - Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries (7,097) |
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| 09/18/2003 | US20030173818 Mining system |
| 09/17/2003 | EP1344894A1 Cutter head and rock excavator |
| 09/17/2003 | CN2573676Y Driving cutting device |
| 09/17/2003 | CN1443267A Cutting tool and method of using same |
| 09/17/2003 | CN1121546C Internal loading actuator for stably analyzing of tunnel |
| 09/09/2003 | US6618658 Control apparatus for a hydraulic excavator |
| 09/09/2003 | US6616244 Method and arrangement for determining position of unmanned mining vehicles |
| 09/02/2003 | US6612655 Mining system and method featuring a bread loaf shaped borehole |
| 09/02/2003 | CA2234028C Underground excavator |
| 08/28/2003 | US20030160500 Method and means for processing oil sands while excavating |
| 08/20/2003 | EP0836667B1 Locating a discrete in-ground boring device |
| 08/20/2003 | CN1436917A Tunnel constructing process with miniature push pipes to balance earth pressure |
| 08/14/2003 | WO2003067022A1 A mining or tunnelling device |
| 08/14/2003 | US20030151298 Equipment for drilling vertical boreholes |
| 08/14/2003 | US20030150442 Cutting tool and method of using same |
| 08/13/2003 | CN2565986Y Multifunctional fine stone concrete pump |
| 08/07/2003 | US20030145658 Method and apparatus for surveying the geometry of tunnels |
| 08/06/2003 | EP1333153A1 Expanding device in a cutting tool for a tunnel boring machine |
| 08/06/2003 | EP1144805B1 Sinking machine with vertical swing rollers |
| 07/24/2003 | WO2003060370A1 Method for making a sealed tubular joint with plastic expansion |
| 07/24/2003 | WO2003060285A2 Method and means for processing oil sands while excavating |
| 07/24/2003 | WO2003060242A1 Underground pipe and cable gallery which can be inspected |
| 07/23/2003 | EP1329689A1 Method and apparatus for surveying the geometry of tunnels |
| 07/23/2003 | CN2561934Y Universal rock cutter |
| 07/23/2003 | CN2561933Y Assembled cutter head of rectangular pipe jacker |
| 07/23/2003 | CN2561932Y Profiling cutter of rectangular pipe jacker |
| 07/23/2003 | CN2561931Y Tunneller |
| 07/23/2003 | CN1431385A General self-support closed digging structure |
| 07/23/2003 | CN1115468C Underground excavating construction method of underground structure |
| 07/22/2003 | US6595724 Tunnel excavating machine and excavating method |
| 07/16/2003 | CN2560756Y Vibrating cutting mechanism for arm entry-driving machine |
| 07/10/2003 | DE20303143U1 Cutting device for tunnel boring machine, has threaded clamping ring with slanting surface for fixing cutting ring against cutting device body |
| 07/08/2003 | CA2368157A1 Device and method for underground tunnel alignment |
| 07/02/2003 | EP1108115B1 Method for sealing rocks or building material and corresponding device |
| 06/26/2003 | US20030118408 Earth discharging device for upward-facing shield machine |
| 06/25/2003 | EP0972157B1 Method for removing material from a pressure chamber and conveyor device |
| 06/19/2003 | US20030113168 Easily-cuttable tunnel segment structure |
| 06/12/2003 | WO2003048524A1 Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
| 06/12/2003 | DE20305411U1 Tunnelling machine, includes mixer device for adding solid material to excavated material before it is removed |
| 06/05/2003 | DE10158603C1 Mini-Diskmeissel Mini-Diskmeissel |
| 06/04/2003 | EP1316670A2 Apparatus for static earth boring |
| 06/04/2003 | EP1027521B1 Earth-boring bit having cutter with replaceable kerf ring with contoured inserts |
| 05/29/2003 | US20030098182 Mini disk bit |
| 05/28/2003 | EP1314852A1 Tunnel excavating machine and method for its recovery |
| 05/28/2003 | CN1420256A Tunnel excavator and method for recovery of tunnel excavator |
| 05/27/2003 | US6570167 Apparatus for treating a liquid |
| 05/22/2003 | US20030094311 Cutter structure for shield machine |
| 05/21/2003 | EP1311742A1 Method and machine for tunneling, a formwork element and a formwork system |
| 05/21/2003 | CA2397444A1 Cutter structure for shield machine |
| 05/15/2003 | WO2003040523A1 Method of constructing underground gallery by using pneumatic transfer system, and stratum disposal method |
| 05/15/2003 | CA2466208A1 Method of constructing underground gallery by using pneumatic transfer system, and stratum disposal method |
| 05/13/2003 | US6561590 Cutting device with rotating disc |
| 04/30/2003 | CN2547874Y Cutting pick |
| 04/29/2003 | US6554368 Method and system for mining hydrocarbon-containing materials |
| 04/24/2003 | WO2003033876A1 Device for digging roadways, tunnels or like passageways |
| 04/17/2003 | DE10205124C1 Extraction machine, for digging out hard rock e.g. platinum ore, has an eccentric shaft through a sleeve supported in a housing, as the drive for a cycloid gear to power the cutters |
| 04/16/2003 | CN1105819C Sardine-bone construction method for large section tunnel |
| 04/09/2003 | CN2544102Y Main unit for underground tunnel making machine |
| 04/02/2003 | EP1298283A1 Tunnel boring machine |
| 03/27/2003 | DE10218718C1 Consolidation of geological formation in underground coal mining using a polyurethane-forming mixture of polyol and polyisocyanate components with an added fatty acid triglyceride without isocyanate-reactive groups |
| 03/20/2003 | US20030052529 Arrangement for determining position of unmanned mining vehicles |
| 03/12/2003 | CN1401882A Driving cutting device |
| 03/04/2003 | US6527345 Method for excavating a tunnel rock face by drilling a pattern of lifter and line holes |
| 02/27/2003 | US20030038526 Method and system for mining hydrocarbon-containing materials |
| 02/19/2003 | EP1283968A1 Sealing system for jacking pipes |
| 02/19/2003 | EP1283936A1 Cutting tool and method of using same |
| 02/18/2003 | US6520718 Sardine-bone construction method for large-section tunnel |
| 02/13/2003 | DE10154048C1 Work platform for coal extraction machine has sectional platform surface supported by lever arms for pivoting into working position |
| 02/06/2003 | WO2003010416A1 Shield tunneling method and shield tunneling machine |
| 02/05/2003 | EP1281835A1 Tunnel boring machine |
| 02/05/2003 | EP1053385A4 Mounting and switching of survey apparatus |
| 01/30/2003 | US20030022960 Method for stabilizing irregular structures |
| 01/29/2003 | EP1278941A2 Tunnel building device |
| 01/23/2003 | WO2003006793A1 Cutterhead for a rock cutting machine |
| 01/23/2003 | WO2003006792A1 Heading and cutting machine for tunnels |
| 01/23/2003 | WO2003006786A1 Method for producing earth boreholes |
| 01/23/2003 | CA2448230A1 Cutterhead for a rock cutting machine |
| 01/16/2003 | WO2003004875A1 Device for transporting a free-flowing bulk product to be transported |
| 01/16/2003 | WO2003004873A1 Device for conveying free-flowing or bulk materials |
| 01/16/2003 | US20030011235 Treatment of rock surfaces |
| 01/16/2003 | DE10133282C1 Road tunnel wall decoration provides changing images along tunnel length with stepped color tones for simulating perspective |
| 01/15/2003 | EP1275816A2 Form and method for constructing a lined tunnel |
| 01/15/2003 | EP0918921B1 Tunnelling process and device |
| 01/09/2003 | US20030006071 Apparatus and method for horizontal drilling |
| 01/08/2003 | CN1389642A Tunnel excavating machine |
| 12/19/2002 | US20020192012 Linear shape steel excellent in joint fatigue characteristics and production method therefor |
| 12/19/2002 | US20020189138 Tunnel excavating machine |
| 12/18/2002 | EP1266124A1 Arrangement for determining position of unmanned mining vehicles |
| 12/10/2002 | US6491476 Method and apparatus for the trenchless laying of pipework underground |
| 11/27/2002 | CN1381669A Semi-shield digging mahcine |
| 11/26/2002 | US6485233 Foaming composition |
| 11/26/2002 | CA2141984C Continuous control system for a mining or tunnelling machine |
| 11/14/2002 | US20020167215 Method of drilling |
| 11/13/2002 | EP1204841A4 Three dimensional multi-phase tunneling method and equipments thereof |
| 11/12/2002 | US6480289 Position measuring apparatus and optical deflection angle measuring apparatus for underground excavators |
| 10/30/2002 | EP1253287A1 Tunnel boring machine |
| 10/30/2002 | EP1253286A1 Device for fixing a cutting element in a tunnelling machine |
| 10/23/2002 | CN1375620A Shield digger bit |
| 10/22/2002 | US6468000 Method and apparatus for feeding a tunnel roof support system from the roof shield of a TBM |
| 10/17/2002 | DE10118257A1 Protection for the tools and shield mantles of a tunnel drilling machine, during a stoppage for maintenance and the like, is a flexible shrouding hood at the working face before filling |