| 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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| 02/15/2006 | CN2758480Y Pelt storage device of synchronous conveyer |
| 02/15/2006 | CN2758479Y Machine tail structure of synchronous conveyer |
| 02/09/2006 | WO2006012907A1 Mobile groove machine for drilling microtunnel, tunnel and wells and a deep drilling machine provided with a re-entrant superimposed impact tool |
| 02/09/2006 | DE19649108B4 Kurzfrontmaschine für den Untertagebergbau mit einer Führung für ein Bohrgerät zum Herstellen von Bohrlöchern für die Firstverankerung Short front machine for underground mining with a guide for a drill for making holes for anchoring First |
| 02/09/2006 | DE102004035096A1 Driving tunnel borehole involves removing bore material released from drilling head space using mixture of liquid and boring material fed to drilling head space and transport device |
| 02/09/2006 | DE10161825B4 Schneidring für Diskenrollen von Teil- und/oder Vollschnittmaschinen Olive for Disk roles of partial and / or full-face machines |
| 02/08/2006 | EP1624153A1 Method for determining soil properties |
| 02/08/2006 | CN1730907A Combined balance shield machine |
| 02/08/2006 | CN1730906A Multi-unit rectangular shield tunneling machine |
| 01/18/2006 | CN1723335A Method to install underground pipe casing |
| 01/11/2006 | EP1283936B1 Cutting tool and method of using same |
| 12/28/2005 | CN2748638Y Conveying belt chain compressive plate structure of tunnel boring and loading machine |
| 12/28/2005 | CN1714227A Structure of intermediate wall of three arch excavated tunnel and method for constructing the same |
| 12/22/2005 | WO2005121494A1 Device for a rock drilling machine |
| 12/21/2005 | CN1232719C Tunnel constructing process with miniature push pipes to balance earth pressure |
| 12/14/2005 | CN1707068A Shield earth pressure balance system and control method reutilizing inertial energy |
| 12/14/2005 | CN1707067A Method for building large-span tunnel with preformation structure |
| 12/08/2005 | US20050271475 Inspectable tunnel for underground pipes and cables |
| 12/06/2005 | CA2385521C Method of drilling |
| 11/30/2005 | EP1599655A1 Method of protecting a surface of rock or soil |
| 11/30/2005 | EP1599654A1 Method and composition for injection at a tunnel boring machine |
| 11/24/2005 | WO2005111317A1 Process and device for building a tunnel immersed on a sub-sea soil |
| 11/24/2005 | DE102004021059A1 Protecting artificially produced cavities in rock involves filling cavities with compressible material and pressing in bores leading to cavities with cement suspension or compressible material |
| 11/24/2005 | CA2566733A1 Process and device for building a tunnel immersed on a sub-sea soil |
| 11/23/2005 | CN2742139Y Ventilation pipe passing through type building vehicle |
| 11/22/2005 | US6966610 Treatment of rock surfaces |
| 11/17/2005 | WO2005108681A2 An improved ditch liner system |
| 11/17/2005 | DE102004018234A1 Straßentunnelanordnung Road tunnel arrangement |
| 11/16/2005 | EP1596011A1 Process and apparatus for producing an immersed tunnel on subsea ground |
| 11/16/2005 | CN1696415A Process and apparatus for producing an immersed tunnel on subsea ground |
| 11/10/2005 | US20050247490 Cutting edge apparatus |
| 11/09/2005 | EP1592860A1 Tunnel boring apparatus |
| 11/09/2005 | CN1693668A Counter pulling method used in underground pipe culvert linear dark digging |
| 11/09/2005 | CN1693667A Counter pulling device used in underground pipe culvert linear dark digging |
| 11/09/2005 | CN1693666A Socket shield machine construction method |
| 11/09/2005 | CN1693665A Intergrated expansion inserted composite shield cutter head |
| 11/09/2005 | CN1226531C Tunnel excavator and method for recovery of tunnel excavator |
| 11/03/2005 | WO2005103547A1 Tube connector and device for production of a tube connector |
| 11/03/2005 | WO2005103434A1 Elongated coil assembly for electromagnetic borehole surveying |
| 11/03/2005 | DE102004012985A1 Vorrichtung zum Vortreiben von Strecken, Tunneln oder dergleichen Apparatus for propelling routes, tunnels or the like |
| 11/02/2005 | EP1591620A1 Road tunnel assembly |
| 11/02/2005 | CN1225620C Shield tail injected grease distributor |
| 10/26/2005 | CN1688785A Device for advancing drillings in the ground |
| 10/26/2005 | CN1687564A Dismountable type drive unit of shield cutter head inside machine |
| 10/25/2005 | US6957707 Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
| 10/20/2005 | WO2005098193A1 New untraditional tunnel boring technique for all soil types |
| 10/18/2005 | US6955232 Equipment for drilling vertical boreholes |
| 10/13/2005 | WO2005095758A1 Discharge crushing method for crushing object to be crushed, method of excavating horizontal tunnel using discharge crushing method, and method of excavating vertical shaft |
| 10/12/2005 | CN1682010A Method and composition for reducing wear in a cutting head of a tunnel boring machine |
| 10/06/2005 | US20050218711 Method and means for recovering hydrocarbons from oil sands by underground mining |
| 10/05/2005 | EP1581722A1 Cutting ring for disk rolls pertaining to partial and/or full cutting machines |
| 10/05/2005 | CN2731105Y Three screen threading digging cutter |
| 10/05/2005 | CN1678649A The production of aqueous dispersions of cationic homo- and copolymers using amphoteric protective colloids |
| 09/29/2005 | US20050211862 Travel unit for mobile machines |
| 09/29/2005 | US20050211469 Elongated coil assembly for electromagnetic borehole surveying |
| 09/28/2005 | EP1580331A2 Undercarriage for mobile working machines. |
| 09/22/2005 | WO2005088074A1 Device for digging roads, tunnels or the like |
| 09/22/2005 | US20050206216 Drum turning mechanism for continuous miners and longwall shearers |
| 09/22/2005 | DE102004020065B3 Connecting system for pipes used in pipe screens for supporting roofs during tunneling comprises sleeve formed on one pipe end, end of other pipe plugging into this and sleeve being crimped into preformed peripheral grooves on it |
| 09/22/2005 | DE102004010114A1 Laser-based measurement equipment for positioning e.g. pipe driving machine, has computer to automatically inquire angles and lengths of machine, where angles and lengths are used for positional computation of machine |
| 09/21/2005 | CN1670334A 密封机 Sealing Machine |
| 09/21/2005 | CN1670235A Shield engine disk type hobbing cutter ring and its production method |
| 09/15/2005 | US20050200192 Rock cutting machine |
| 09/15/2005 | US20050199424 Apparatus and method for horizontal drilling |
| 09/08/2005 | DE202004004714U1 Unterwagen für mobile Arbeitsmaschinen Undercarriage for mobile machines |
| 09/01/2005 | WO2005080753A1 Advancement of pipe elements in the ground |
| 08/31/2005 | EP1567747A1 Method to install underground pipe casing |
| 08/30/2005 | US6935443 Mini disk bit |
| 08/25/2005 | US20050186032 Underwater ambient pressure viewing tunnel system |
| 08/24/2005 | EP1157190A4 Cutting device |
| 08/24/2005 | CN2719980Y Steel dragline connection structure for pipe joint |
| 08/23/2005 | US6932171 Ground drilling machine |
| 08/18/2005 | WO2005075792A1 Apparatus for supporting injected wet concrete during the formation of a concrete tunnel |
| 08/17/2005 | CN1654875A Fluid piping arrangement and shield digger using same |
| 08/16/2005 | US6929330 Method and system for mining hydrocarbon-containing materials |
| 08/11/2005 | US20050172472 Method for making a sealed tubular joint with plastic expansion |
| 08/10/2005 | CN2716506Y Variable cross-section rectangular tunnel borer |
| 08/10/2005 | CN1651719A Device capable of regulating open ratio in shield driving machine |
| 08/10/2005 | CN1651718A Method for laying structures of forming underground tunnel and its structure |
| 08/04/2005 | WO2005071225A1 Automated drill string position survey |
| 08/04/2005 | CA2553002A1 Automated drill string position survey |
| 08/02/2005 | US6923597 Tail shield for a shield tunneling apparatus |
| 07/28/2005 | US20050161257 Method and apparatus for providing a primer with a detonator in a borehole |
| 07/28/2005 | DE19816161B4 Drehantrieb für die Fräsereinheit einer Schildvortriebsmaschine Rotary drive for the cutter unit of a shield tunneling machine |
| 07/27/2005 | EP1556583A2 Method and composition for reducing wear in a cutting head of a tunnel boring machine |
| 07/27/2005 | EP1223306B1 Ground reinforcing method |
| 07/27/2005 | CN1646788A Oscillating disc cutter with speed controlling bearings |
| 07/27/2005 | CN1646787A Rock cutting machine |
| 07/21/2005 | US20050156460 Advance working or mining machine |
| 07/20/2005 | EP1555388A1 Method for removing soils |
| 07/14/2005 | DE202005007725U1 Protective shield for underground mining has a compact design with covers over the support levers to prevent jamming by small stones and debris |
| 07/13/2005 | EP1552109A2 Shield tunneling method and apparatus for excavating a tunnel of non-circular cross section |
| 07/12/2005 | US6915864 Cutter structure for shield machine |
| 07/05/2005 | US6913094 Leading body for ground drilling and ground drilling machine |
| 06/30/2005 | US20050140200 Oscillating disc cutter with speed controlling bearings |
| 06/30/2005 | DE10356584A1 Verfahren zum Verfüllen von Hohlräumen außerhalb der lichten Tunnelröhre eines maschinell aufgefahrenen Tunnels A method for filling cavities outside to the inside of a tunnel machine ascended tunnel |
| 06/29/2005 | EP1546224A1 The production of aqueous dispersions of cationic homo- and copolymers using amphoteric protective colloids |
| 06/23/2005 | DE19618404B4 Verfahren zur Querschnittserfassung in untertägigen Grubenbauen und Vorrichtung zur Durchführung des Verfahrens A method of detecting cross-section in underground workings and apparatus for carrying out the method |
| 06/08/2005 | EP1538302A1 Method of filling void spaces outside a machine produced tunnel wall |
| 05/25/2005 | DE202005002468U1 Underground digging or drilling machine for removing rock during tunneling operation has body on tracked undercarriage and arm with hydraulic actuators arranged to keep digging head level |