| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 12/29/2010 | CN201686321U Chimney-passing coal conveying trestle and coal conveying system with same |
| 12/29/2010 | CN101932779A Lattice support structure |
| 12/29/2010 | CN101932414A Method of making hollow concrete elements |
| 12/29/2010 | CN101929267A Reinforced concrete chimney anticorrosion structure |
| 12/29/2010 | CN101929266A Fixing block |
| 12/29/2010 | CN101929265A Improved disaster-resistant reinforced concrete annular rod |
| 12/29/2010 | CN101929264A 1000kV alternating current ultra-high voltage single-column overhung angle tower |
| 12/29/2010 | CN101929263A Break-resistant wave-shaped flange |
| 12/29/2010 | CN101929262A Power line pole tower made of composite material |
| 12/29/2010 | CN101929261A Pole protection pier |
| 12/29/2010 | CN101619628B Double-legged guyed communication tower |
| 12/28/2010 | US7856786 Wall and floor construction arrangements and methods |
| 12/23/2010 | WO2010146126A1 Extendable structure |
| 12/23/2010 | WO2010145665A1 Wind turbine generator installation by airship |
| 12/23/2010 | WO2010144944A1 A post brace |
| 12/23/2010 | US20100319983 Structure for supporting electric power transmission lines |
| 12/23/2010 | US20100319276 Tower element |
| 12/23/2010 | CA2765616A1 Extendable structure |
| 12/22/2010 | EP2264261A1 Post with ceramic core and method to obtain ceramic pieces to form said core |
| 12/22/2010 | EP2262952A1 Compliant support |
| 12/22/2010 | CN201679439U Climbing ladder of power transmission tower |
| 12/22/2010 | CN201679438U Crawling ladder for power transmission tower |
| 12/22/2010 | CN201679272U Multisection detachable flagpole |
| 12/22/2010 | CN201679271U Power triangular tower |
| 12/22/2010 | CN201679270U Nesting type single-pole power steel pipe tower connection structure |
| 12/22/2010 | CN201679269U Multifunctional buildings decorating tower |
| 12/22/2010 | CN201679268U Anti-theft device for power transmission tower |
| 12/22/2010 | CN201679267U Tower section of rush-repair tower |
| 12/22/2010 | CN201679266U Pavilion type communication tower |
| 12/22/2010 | CN201679230U Adjustable iron tower base foundation bolt positioning template |
| 12/22/2010 | CN201679093U Steel ball joint of power transmission tower |
| 12/22/2010 | CN101922257A Derrick erected by positioning three pairs of holding poles in straight shape |
| 12/22/2010 | CN101922256A 环保型通信塔 Environmentally friendly communication towers |
| 12/22/2010 | CN101922255A Solid-web vertical inhaul cable mast |
| 12/22/2010 | CN101299521B Automatic auxiliary electro-heat deicing apparatus for high tension electric tower |
| 12/16/2010 | WO2010142506A1 Method for keeping a transportable mast upright during erection or retraction thereof, and a mast assembly |
| 12/16/2010 | WO2010141997A1 Safety system with tensioning post arrangement |
| 12/16/2010 | WO2010115929A3 Charging station base for electrical charging stations |
| 12/16/2010 | WO2010094536A3 Conveying device for the assembly of a tower |
| 12/16/2010 | US20100317498 Collapsible truss assembly |
| 12/16/2010 | US20100313516 Vertical frame intended for the construction of a frame support, a supporting scaffold and/or a supporting scaffold tower |
| 12/16/2010 | US20100313500 Supporting structure for an open-space photovoltaic system |
| 12/16/2010 | US20100313497 Wind Turbine Tower, A Wind Turbine And A Method For Assembling A Wind Turbine Tower |
| 12/16/2010 | US20100313495 Mast Assembly for Wind Turbine |
| 12/16/2010 | US20100313494 Telescoping mast |
| 12/16/2010 | DE102009024367A1 Floor stand for holding sunshade on lawn during summer season, has ring profile made of flat material in circular form, cross anchor made from metal sheet, retaining tube welded with cross anchor, and anchor plate attached at support ring |
| 12/16/2010 | DE102009022540A1 Method for re-hardening of dual-T-profile, which is utilized for anchoring tower of wind energy system, involves awaiting hardening time of filling agent, and releasing anchor element by retaining forces after lapse of hardening time |
| 12/15/2010 | EP2261444A1 Mast |
| 12/15/2010 | CN201671395U Railless pillar arrangement device |
| 12/15/2010 | CN201671394U Simple field water tower |
| 12/15/2010 | CN201671393U Inner-outer tubular self-supporting steel chimney |
| 12/15/2010 | CN201671392U Single-circuit linear Y-shaped tower |
| 12/15/2010 | CN201671391U Light line repair tower |
| 12/15/2010 | CN201671390U Self-supporting transmission line iron tower correction device |
| 12/15/2010 | CN101915262A Anti-theft pin die device |
| 12/15/2010 | CN101915007A Elevator socket-type tower body, mobile communication base station and mounting method for tower body |
| 12/15/2010 | CN101915006A High-strength electric pole |
| 12/15/2010 | CN101915005A Novel electric pole |
| 12/15/2010 | CN101914999A Communication device for fast integrating integrative machine room |
| 12/15/2010 | CN101913810A Concrete-based element mixing body |
| 12/15/2010 | CN101913140A Power transmission and distribution line concrete pole steel strand manufacturing platform |
| 12/15/2010 | CA2707227A1 Rail-transportable wind turbine tower |
| 12/14/2010 | US7849641 Undercarriage for a telescopic frame |
| 12/09/2010 | WO2010139545A1 Device for connecting a base pipe to poles, in particular of stand-up umbrellas |
| 12/09/2010 | US20100307097 Structural flange connection system and method |
| 12/09/2010 | US20100307072 Roof structure for a grain bin |
| 12/09/2010 | DE102009023538A1 Tower e.g. concrete tower, for wind-power plant, has lifting device for lifting components of wind-power plant, where lifting device is in form of crane and arranged at upper end-sided area of concrete tower |
| 12/08/2010 | EP2257680A1 Locking mechanism for a ground drill |
| 12/08/2010 | CN201666029U Multitube bundling type ultrahigh glass fiber reinforced plastics chimney |
| 12/08/2010 | CN201666028U Transmission line cross-arm |
| 12/08/2010 | CN201666027U Liftable communication tower |
| 12/08/2010 | CN101906897A Concrete electric pole with high strength and large bending moment |
| 12/08/2010 | CN101906896A 750KV power-transformation framework structure |
| 12/08/2010 | CN101906895A Composite electrical cross arm and design method of structure thereof |
| 12/08/2010 | CN101906894A Narrow base tower for electricity transmission |
| 12/08/2010 | CN101538844B Construction method for building large-scale offshore wind farm with depth more than 2m |
| 12/07/2010 | US7845134 Structure and a method for constructing the structure |
| 12/07/2010 | US7845119 Access unit with variable size opening for construction application |
| 12/07/2010 | CA2457178C Retractable column and method of forming |
| 12/02/2010 | WO2010136833A1 Anchoring assembly for yieldable pole |
| 12/02/2010 | WO2010136434A1 Ground anchoring element for a harvest earliness system |
| 12/02/2010 | US20100301613 Tower for a wind turbine |
| 12/02/2010 | DE102009024889A1 Foundation driller for anchoring of components in soil, has cylindrical base body, on which drift generating element is fitted, where base body consists of pipe that is open on earth-sided end |
| 12/01/2010 | EP2255050A2 A ground fixation device |
| 12/01/2010 | CN201661110U Support bracket special for test-assembling iron tower |
| 12/01/2010 | CN201661109U Flag raising device |
| 12/01/2010 | CN201661108U Inclined support for fixing self-supporting holding pole |
| 12/01/2010 | CN201661107U Tower variable cross-section combined joint |
| 12/01/2010 | CN201661106U Polygon-shaped cylindrical segment type steel pipe pole |
| 12/01/2010 | CN201661105U Self-supporting GPS (Global Position System) holding pole |
| 12/01/2010 | CN201661104U Personal handphone system base station H post equipment platform |
| 12/01/2010 | CN201661093U Outdoor power transformation framework |
| 12/01/2010 | CN101900650A Method for determining compression strength standard value of concrete-filled steel tube with noncircular section and application |
| 12/01/2010 | CN101545329B Circular pipe type inner suspended holding pole |
| 12/01/2010 | CN101451408B Holding poles with steel-aluminium composite type standard nodes |
| 12/01/2010 | CN101161964B Composite pillar |
| 12/01/2010 | CA2706814A1 Anchorage extractor |
| 12/01/2010 | CA2668501A1 Variable angle extractor for anchorages |
| 11/30/2010 | US7841154 Assembly of a structural component having keyed surfaces |
| 11/25/2010 | WO2010134863A1 A section of a carrying column of a wind turbine with vertical shaft and a method for the manufacture of such a carrying column. |