| Patents for E21D 5 - Lining shafts; Linings therefor (494) |
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| 02/10/2010 | CN101644159A Welding anti-water drenching device of vertical pipeline in vertical shaft |
| 02/03/2010 | CN101638986A Movable water interception method for spraying water of well cylinders and well walls and movable water interception trough |
| 01/06/2010 | CN201377326Y Hydraulic formwork device with integration of lining and middle partition board |
| 01/06/2010 | CN201377325Y Movable cutoff trench |
| 12/09/2009 | CN101598022A Method for once-tunneling construction of vertical shaft |
| 08/19/2009 | CN201292851Y Vertical shaft head sealing oil groove |
| 08/19/2009 | CN101509380A Ultra-large diameter integral slide metal matrix for vertical shaft well bore concrete construction |
| 08/12/2009 | CN100526604C Single layer well wall with connecting plate and its constructing method |
| 08/05/2009 | CN101498220A Vertical shaft working surface artesian flow sand layer slurry protecting rotary spraying grouting process |
| 07/22/2009 | CN100516461C Yielding adaptor of well wall in frozen well, and construction method |
| 07/01/2009 | CN201265419Y Double-layer steel plate barrel high-strength high-performance concrete novel well drilling wall structure |
| 05/28/2009 | DE102007047826A1 Schalung und Verfahren zur Herstellung präziser Betonfertigteile sowie Betonfertigteil Formwork and methods of making precise precast concrete and precast concrete |
| 05/20/2009 | CN201241705Y Barrel pressing machine |
| 05/20/2009 | CN101436217A New method of double-layer steel plate high-strength high-performance concrete composite borehole wall design calculation |
| 05/13/2009 | CN201236710Y Trapezoid-shaped composite rubber brick |
| 05/06/2009 | CN201232553Y Buffer for deep-well injection of concrete |
| 04/23/2009 | DE102004048641B4 Schachtbohranlage mit Hubeinrichtung Shaft drilling rig with a lifting device |
| 04/09/2009 | DE202009001063U1 Vortriebsvorrichtung für mit Tübbingausbau ausgebaute Stollen Propulsion device equipped with segmental lining tunnels |
| 04/01/2009 | CN101397909A Artificial digging repair novel construction method for collapse ultra-deep shaft |
| 03/04/2009 | CN201202122Y Automatic opening-closing retractable caisson or deep well steel formwork |
| 01/28/2009 | CN201187302Y Hanging tray stabilizing device |
| 01/14/2009 | CN101344005A Method for simultaneously mounting internal barrel and internals of deep well high pressure aeration reactor |
| 01/14/2009 | CN101344004A Mounting method of deep well high pressure aeration reactor steel drum |
| 12/31/2008 | CN201173119Y Vertical shaft borehole concrete casting small trolley for transporation |
| 12/03/2008 | CN201159083Y Tumbling-type hanging scaffold fixing device |
| 11/13/2008 | DE102005055514B4 Verfahren zur Verstärkung des Schachtausbaus von mit einer Schachtabdeckung gesicherten Bergbau-Tagesschächten und Stahlbetonausbauverstärkung A method for enhancing the shaft structure backed with a manhole cover mining days shafts and steel concrete lining strengthening |
| 10/01/2008 | CN201125733Y Deep drilled shaft concrete filling device |
| 09/03/2008 | CN101255797A Method for mounting blown sand and slip-casting of mine well wall as well as slip-casting pipe |
| 07/23/2008 | CN101225741A Method and apparatus for building whole borehole shrunkin underground gas-storing well |
| 07/23/2008 | CN101225740A Annular filling method for space between freezing pipe and surrounding rock |
| 07/09/2008 | CN101215968A Inclined shaft sliding mode structure and inclined shaft pull-crawling construction process |
| 07/09/2008 | CN101215967A High pressure underground gas well shaft fixing method |
| 06/25/2008 | CN201078234Y Integral hydraulic pressure steel sheet piling curtain of vertical shaft construction overflowing sand bed |
| 06/11/2008 | CN101196115A Construction method and device for high pressure underground gas storing well |
| 05/14/2008 | CN201059194Y Multi-rib arc slab type contractible borehole wall device |
| 05/14/2008 | CN201059193Y T-shaped ribbed slab device for multi-rib arc slab type contractible borehole wall |
| 05/14/2008 | CN201059192Y Dual tubular loop type contractible borehole wall device |
| 05/14/2008 | CN201059191Y Dual tubular loop type contractible borehole wall compressed joint device |
| 03/27/2008 | DE202008001291U1 Vortriebsvorrichtung für mit Tübbingausbau ausgebaute Stollen Propulsion device equipped with segmental lining tunnels |
| 01/17/2008 | DE102006031832A1 Structural unit i.e. tubing, for well or tunnel construction, has fire protection layer i.e. fire protection plate, provided at one side of base during production of base, where base is formed as curve or as circular segment |
| 11/13/2007 | US7293615 Earth boring system |
| 11/06/2007 | US7290961 Lightweight trench shield |
| 10/10/2007 | CN200958394Y Curved arc-plate shrinked wellwall water sealer |
| 10/03/2007 | CN200955396Y Curved-arc-plate type contractable well-wall ring-chamber internally pulp-injection device |
| 10/03/2007 | CN200955395Y Curved-arc-plate type contractable well-wall arc plate outer-face anti-corrosion layer device |
| 08/15/2007 | CN2934572Y Shrinkable well wall joint for freezing well |
| 06/06/2007 | CN1975111A Heading face coal seal water-infusion technology and application thereof |
| 05/31/2007 | DE102005055514A1 Method for reinforcing linings of air shafts used during the reconstruction of old mining shafts comprises using a lining reinforcement which can be decoupled from the shaft lining |
| 05/30/2007 | CN1972769A Method for producing expanded metal profiles and profile produced by the method |
| 02/21/2007 | CN1916361A Yielding adaptor of well wall in frozen well, and construction method |
| 01/31/2007 | CN1904314A Coal body liquid nitrogen filling technology used for coal mine gas treatment |
| 01/24/2007 | CN1900484A Single layer well wall with connecting plate and its constructing method |
| 11/29/2006 | CN2841963Y Well wall reinforcing device |
| 09/20/2006 | CN2818778Y Automatic random strong windy fog compensating system of coal mining face |
| 08/03/2006 | DE202006001989U1 Pit lining reinforcement for restoration of old mining pits, has variable casing body for preparation of inner lining reinforcement, which is adaptable to pit geometry in its geometrical form |
| 06/29/2006 | WO2006067250A1 Method and device for producing sills in circular pits |
| 06/29/2006 | WO2006067249A1 Method and device for the damp-proofing and concreting of circular pits |
| 06/29/2006 | WO2006067248A1 Pit excavation method and device |
| 06/29/2006 | US20060140727 Hydraulic-forced resonance-free vibratory sheet piling driving and extraction machine |
| 06/01/2006 | US20060115335 Apparatus and method for retroactively installing sensors on marine elements |
| 05/24/2006 | DE102005013017A1 Floating shaft lining safety device, has tube segments inserted into shaft, and outlet connection provided at base of pipe installation, where connection includes flat contact for filling of annular space |
| 05/18/2006 | DE102004053931A1 Pit drilling device has climbing assembly deck and work carrying deck arranged on peripheral side which can be brought into rest position with the help of lifting device |
| 05/11/2006 | DE102004054541A1 Shaft construction and operating method, especially for developing geothermal energy, involves using special linings for application of liquid coolant for cooling in shaft |
| 04/13/2006 | DE102004048641A1 Shaft boring system with lifting device, especially for solidification work, e.g. for underground train tunneling, has working platform fixed part with lifting supports supported on thrust block, each with linear action positioning element |
| 03/16/2006 | US20060056923 Debris flow retaining apparatus |
| 01/05/2006 | US20060002768 Corner connection for temporary shoring |
| 12/21/2005 | CN1710250A Underground space air-curtain partitioned fire protection system |
| 12/08/2005 | US20050271480 Anchor system for use in forming barrier walls |
| 09/01/2005 | US20050189105 Earth boring system |
| 06/09/2005 | WO2005052318A1 Method of sinking and lining a shaft |
| 06/02/2005 | WO2005049966A1 Earth boring apparatus for sinking shafts and method of excavating a shaft |
| 12/09/2004 | DE10324637B3 Process for sinking and stabilizing a shaft in a waste dump comprises forming a reinforced shaft collar close to a dump cover and lining, sinking a lower shaft section, straightening the wall of the section, and lining with gunned concrete |
| 09/30/2004 | WO2004083602A1 Device for lining an underground construction |
| 07/01/2004 | WO2004055281A1 Method for rehabilitating existing channels, rehabilitated channel wall, and device for erecting a profiled structure in a channel |
| 05/12/2004 | CN2615337Y Circular double-lining shaft wall tube |
| 05/05/2004 | CN2614271Y Concrete borehole wall with metallic skeleton |
| 02/05/2004 | DE10206974B4 Verfahren zur Erstellung eines Schachtbauwerkes, eines Vortriebsschachtes oder eines Start- oder Zielschachtes und Schachtbauwerk Process for the preparation of a manhole structure, a driving shaft or a departure or arrival shaft and shaft structure |
| 12/04/2003 | DE20220568U1 Shuttering system used for sinking vertical shaft in ground uses set of elongated rectangular shuttering panels with their long edges vertical and fastened together |
| 11/12/2003 | CN2585977Y Retractable well wall appts. |
| 10/09/2003 | US20030190197 Shoring system apparatus and method for shoring |
| 07/23/2003 | CN2561930Y Steel plate concrete composite well wall with multi-layer steel plate laminated structure |
| 05/14/2003 | CN1108435C Anti-leakage compound wall of freeze well and its construction method |
| 11/07/2002 | DE10116945C1 Verfahren zur dauerstandssicheren Teilverfüllung von Schächten Process for life was safe part backfilling of pits |
| 10/23/2002 | CN2517504Y Self-running concrete wet spraying machine |
| 10/17/2002 | WO2002081865A1 Method for partially filling shafts in a permanently durable manner |
| 04/18/2002 | DE10047063A1 Nominal fracture point in a shaft wall, for the movement of a tunneling machine to and from the tunneling site, has a prefabricated component in the shaft wall with the reinforcement which can be penetrated by the machine |
| 11/23/2000 | DE19921363A1 Support unit for use in a shaft or hollow vertical chamber, comprises flexible sleeve and spreading unit which can open the sleeve out |
| 10/18/2000 | CN1270271A Anti-leakage compound wall of freeze well and its construction method |
| 08/02/2000 | CN2389728Y Reciprocating wet concrete sprayer |
| 05/09/2000 | CA2234526C Removable grating for earth retaining system |
| 02/09/2000 | CN2363059Y Self drifting diameter stage cementing apparatus |
| 12/29/1999 | EP0967362A1 Lining shafts |
| 09/08/1999 | CN2337317Y Shaft cage guide differential connecting apparatus |
| 08/05/1999 | DE19803074A1 Shaft for buried pipelines etc. made of adjoining wall segments |
| 07/14/1999 | CN2328789Y Continuous slant slide mould |
| 05/26/1999 | CN1043483C Open caisson method of inclined shaft |
| 10/28/1998 | EP0874088A2 Method of constructing a shaft and an apparatus for constructing a shaft |
| 10/27/1998 | CA2045492C Water-tight bore shaft foundation |
| 09/08/1998 | US5803172 Mine shaft and adit closure apparatus and method |
| 07/15/1998 | CN1187575A Large diameter pile slip wall holing technique |