| 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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| 01/07/1987 | EP0207925A2 Gallery driving machine |
| 01/06/1987 | US4634313 Pipe laying and replacement |
| 12/30/1986 | EP0207056A1 Device for drilling tunnels, shafts and the like |
| 12/30/1986 | EP0206371A1 Cutter head for advancing prefabricated concrete pipes for the construction of galleries or tunnels |
| 12/30/1986 | EP0205853A2 Method for producing a pipelike underground cavity, e.g. a tunnel, gallery or the like, by means of shield driving, and device for carrying out the method |
| 12/23/1986 | US4630967 Arrangement for underground advance driving of pipe trains composed of individual pipe lengths |
| 12/23/1986 | US4630869 Shield tunneling machine |
| 12/16/1986 | US4629362 Shield tunneling machine |
| 12/16/1986 | US4629255 Tunneling machine |
| 12/10/1986 | EP0204429A1 Resultant velocity control for members capable of being driven in two component directions simultaneously |
| 12/10/1986 | CN85104514A 屏蔽式隧道挖掘机 Shielded tunnel excavator |
| 12/10/1986 | CN85104500A Shield-type tunnel excavator |
| 12/09/1986 | US4627765 Tunneling machine |
| 12/02/1986 | US4625439 Excavating tooth retaining means |
| 12/02/1986 | CA1214797A1 Tunnel boring machine |
| 11/25/1986 | US4624605 Shield tunneling apparatus |
| 11/25/1986 | US4624326 Process and apparatus for cutting rock |
| 11/18/1986 | US4623198 Method for reducing compressed air losses when driving underground cavities supported by compressed air |
| 11/11/1986 | US4621947 Method of and apparatus for the lining of a tunnel with concrete |
| 11/05/1986 | EP0199771A1 Partial boring machine for cutting to a precise profile an arc-shaped longitudinal cross-section. |
| 10/21/1986 | US4618298 Method for constructing an enlarged tunnel and apparatus for forming the same |
| 10/07/1986 | US4615565 Tunnel or road header |
| 09/24/1986 | CN86101640A Excavating machine |
| 09/24/1986 | CN85102526A Hard rock drilling method and bead-string drilling device |
| 09/09/1986 | US4610573 Tunneling machine |
| 09/03/1986 | EP0192847A1 Shield tunneling machine |
| 08/27/1986 | EP0192632A2 Mobile cutting machine with a conveyor |
| 08/27/1986 | EP0192004A1 Process and apparatus for installing a structure such as a prefabricated bridge |
| 08/26/1986 | US4607889 Shield tunnel boring machine |
| 08/14/1986 | WO1986004600A1 Method for the consolidation of geological formations |
| 08/12/1986 | US4605119 Drive arrangement for the loading arms of a loading ramp for heading machines or longwall shearing machines |
| 08/12/1986 | CA1209356A1 Method and apparatus for replacing buried pipe |
| 07/23/1986 | EP0188282A2 Impervious sealing and production method for creating self-supporting and excavatable ground masses for the realization of subterranean constructions such as hollow structures or the like |
| 07/23/1986 | CN86100645A Shield tunneling machine |
| 07/16/1986 | CN85105740A General machine for digging slopy holes in the soil |
| 07/16/1986 | CN85105733A The method of developing and making use of slot-cave type road system in high mountain areas |
| 07/09/1986 | CN85107825A Shield tunneling machine |
| 07/02/1986 | EP0185857A1 Shield tunneling machine |
| 07/02/1986 | EP0185713A1 Method and device for modifying the cross-section of a gallery, a tunnel or the like. |
| 07/02/1986 | CN85105737A Design for connecting multi-level transportation |
| 07/02/1986 | CN85105396A Low temperature piercing machine |
| 07/02/1986 | CN85105392A Tunnel palisides quarry and dress machine |
| 06/11/1986 | EP0183899A1 Boring tool with radially oscillating/percussive and driven/rotating rollers |
| 06/10/1986 | US4594025 Tunnelling and tunnel relining equipment |
| 05/27/1986 | US4591209 Protecting device for partial-cut cutting machines |
| 05/20/1986 | US4589701 Cutting machine |
| 05/13/1986 | US4588230 Control for mining machine |
| 05/10/1986 | CN85105741A Cavity digger |
| 05/09/1986 | WO1986002697A1 Partial boring machine for cutting to a precise profile an arc-shaped longitudinal cross-section |
| 04/30/1986 | EP0179286A1 Shield type tunneling machine |
| 04/29/1986 | US4585275 Process for spraying the bits and/or the facing with pressurized liquid as well as apparatus for performing this process |
| 04/10/1986 | CN85107766A Shield type tunneling machine |
| 03/26/1986 | EP0175677A1 Cutter |
| 03/10/1986 | CN85103628A Drill-exploding technology and cpmbined diging system |
| 02/25/1986 | US4572613 Method and apparatus for illuminating a spot inside of a tunnel of a highway |
| 02/25/1986 | US4572583 Cutting head for drift advancing machines and process for producing same |
| 02/25/1986 | US4572303 Machine for extracting, rough shaping and squaring blocks of stones, marbles and granites, particularly in quarries |
| 02/19/1986 | EP0171554A2 Pile-driver device |
| 02/18/1986 | US4571122 Pipe laying apparatus |
| 02/18/1986 | CA1200823A1 Cutting head for drift advancing machines |
| 02/11/1986 | US4569616 Driving process of enlarged tunnel |
| 02/04/1986 | US4568202 Bearing arrangement for a boring head of a tunneling machine |
| 02/04/1986 | US4568127 Cutting head for drift advancing machines |
| 01/30/1986 | WO1986000661A1 Method and installation for the detection of control parameters for the horizontal control of a digging machine |
| 01/29/1986 | EP0169393A1 Device for producing boreholes at an inaccessible cross-section |
| 01/28/1986 | CA1199944A1 Working platform for a drilling apparatus |
| 01/22/1986 | EP0168553A1 Method and apparatus for cutting rock |
| 01/15/1986 | EP0034143B1 A rotary cutterhead for an earth boring machine |
| 01/07/1986 | CA1199000A1 Tunnel cleaning train |
| 01/03/1986 | WO1986000113A1 Method and device for modifying the cross-section of a gallery, a tunnel or the like |
| 12/24/1985 | CA1198456A1 Cutting head for drift advancing machines and process for producing same |
| 12/18/1985 | EP0164371A1 Mobile mining machine and method |
| 12/17/1985 | US4558906 Shield machine |
| 12/17/1985 | US4558629 Hydraulic control means for pipe thrust-jacking apparatus |
| 12/10/1985 | US4557627 Apparatus and method for tunnel construction with shield drive |
| 12/10/1985 | CA1197866A1 Earthworking tool and method for protecting from abnormally high cutting loads |
| 12/03/1985 | US4556256 Cutting appliances for use in tunnel driving operations |
| 11/27/1985 | EP0162041A1 Combined machine for drilling tunnels, respectively wells, with simultaneous coffering and shoring of the tunnel for the well, as well as rear transport of the cuttings |
| 11/26/1985 | US4555064 Pebble-stone crushing device for use in excavator for laying pipelines underground |
| 11/21/1985 | EP0161465A1 Rotating body of a cutting head of a selective-cut heading machine |
| 11/21/1985 | EP0161405A1 Driving equipment, particularly for use in tube pushing operations |
| 11/12/1985 | US4552263 Drive arrangement for the loading arms of a loading ramp for heading machines or longwall shearing machines |
| 11/05/1985 | US4550785 Hydraulic drive for actuating a tool |
| 10/23/1985 | EP0159135A1 Method and apparatus for drilling hard material |
| 10/23/1985 | EP0158788A1 Tube driving device with triple rams |
| 10/22/1985 | US4548443 Tunnel boring machine |
| 10/22/1985 | US4548442 Mobile mining machine and method |
| 10/09/1985 | EP0157286A1 Conveyor belt system for a continuous mining machine |
| 10/02/1985 | EP0155990A2 Pipe laying apparatus |
| 09/11/1985 | EP0154208A1 Shield driving method for making concrete lining cast "in situ" and device therefor |
| 09/04/1985 | EP0153567A1 Combined large-diameter and blast hole drilling device |
| 08/27/1985 | US4537529 Earth retaining end element for use with overfilled load support structures |
| 08/13/1985 | US4534676 Excavating and propelling machine for laying pipelines underground |
| 07/23/1985 | US4530621 Shield driving process for enlargement |
| 07/16/1985 | USRE31946 Process for consolidating and sealing off geological and artificially deposited rock and earth formations |
| 07/09/1985 | US4527837 Tunnel boring machine |
| 07/09/1985 | US4527640 Working platform for a drilling apparatus |
| 07/03/1985 | EP0147095A1 Improvements in pipe laying and replacement |
| 07/03/1985 | EP0146918A1 Tunnel boring system for driving tunnels by means of pipe pushing |
| 06/20/1985 | WO1985002653A1 Mobile mining machine and method |