| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 05/23/2012 | CN202227759U Folding power accident first-aid repairing towers |
| 05/23/2012 | CN202227758U Plugboard connection assembly and power transmission line steel tube tower |
| 05/23/2012 | CN202227757U Inserting plate connecting component and power transmission line steel tube tower |
| 05/23/2012 | CN202227756U Pole with steel plate ring at top |
| 05/23/2012 | CN202227755U Cable-stayed tower for power transmission line of power grid |
| 05/23/2012 | CN202227754U Temporary overhead cable bracket for construction |
| 05/23/2012 | CN202227736U Lift-type quick-mounting integrated base station |
| 05/23/2012 | CN202227735U Single pipe type fast-installing integral base station |
| 05/23/2012 | CN202227732U Portable polygonal flange-joint moving base station |
| 05/23/2012 | CN102465622A 由多层杆件套装的杆塔 By multi-suite tower bars |
| 05/23/2012 | CN101769087B Telegraph pole strengthening device and strengthening method thereof |
| 05/22/2012 | US8182643 Large composite structures and a process for fabricating large composite structures |
| 05/22/2012 | US8181423 Beam |
| 05/18/2012 | WO2012063263A2 Balloon assisted tilt up tower |
| 05/18/2012 | WO2012061861A1 Updraft chimney |
| 05/18/2012 | WO2012061860A2 Device for strengthening a shell of a solar updraft chimney |
| 05/17/2012 | US20120118668 Rescue training equipment |
| 05/16/2012 | EP2453081A2 Reinforcement assembly for use with a support tower of a wind turbine |
| 05/16/2012 | CN202220472U Pole holding cap |
| 05/16/2012 | CN202220471U Hydraulic corrector for electric pole |
| 05/16/2012 | CN202220470U Connection leg of +/-800kV ultrahigh-voltage direct-current line tower |
| 05/16/2012 | CN202220469U Safety protection device for high-voltage electric pole |
| 05/16/2012 | CN202220468U Emergency low-pressure electric pole |
| 05/16/2012 | CN102459787A Support structure for a wind turbine and procedure to erect the support structure |
| 05/16/2012 | CN102454308A Gravity superconducting power tower |
| 05/16/2012 | CN101787814B Lift communication tower |
| 05/15/2012 | US8176703 Shelter structure, in particular for electrical equipments |
| 05/10/2012 | WO2012059766A1 Bollard mounting |
| 05/10/2012 | WO2011102722A3 Deplogable anchor assembly and method for the fitting thereof |
| 05/10/2012 | US20120112033 Method for keeping a transportable mast upright during erection or retraction thereof, and mast assembly |
| 05/10/2012 | US20120110946 Lattice Structure |
| 05/10/2012 | US20120110927 Payload mast |
| 05/09/2012 | CN202215043U Rod erecting machine |
| 05/09/2012 | CN202215042U Novel lightningproof flagpole |
| 05/09/2012 | CN202215041U Linear-pole side-sharing cross arm and supporting device |
| 05/09/2012 | CN202215040U Telescopic adjustable temporary wire drawing device for transmission line pole/tower |
| 05/09/2012 | CN202215039U Adjustable holding rod |
| 05/09/2012 | CN202215038U Self-supporting inner flange single pipe transmitting tower |
| 05/09/2012 | CN202215037U Wind-resistant H-shaped steel column for high-speed railway contact network |
| 05/09/2012 | CN202215036U Prefabricated base station |
| 05/09/2012 | CN202215017U Wind-solar-electricity hybrid beautiful energy-saving communication base station |
| 05/09/2012 | CN202215016U Energy-saving environment-friendly landscape external climbing communication base station |
| 05/09/2012 | CN102444315A Device and method for installing and positioning pillars for outdoor switchgears of thermal power plant |
| 05/09/2012 | CN102444314A Device for erecting or putting down slender pole |
| 05/09/2012 | CN102444313A Multifunctional national flag raising/lowering device |
| 05/09/2012 | CN102444312A Multifunctional flagpole |
| 05/09/2012 | CN102444311A Non-electric automatic flag-raising device |
| 05/09/2012 | CN102444310A Method for constructing concrete chimney cylinder body through formwork lifting process |
| 05/09/2012 | CN102444309A Non-corrosive dust-collecting and energy-saving chimney |
| 05/09/2012 | CN102444250A Novel heat-preserving and anti-corrosion engineering structure of chimney lining and building method thereof |
| 05/09/2012 | CN102444138A Anemometry tower provided with laser anemometer |
| 05/09/2012 | CN102442409A Deck ascent and descent type worktable ship and construction method of shore wind power generation facility using the same |
| 05/09/2012 | CN101949229B Anti-disaster improved type circular reinforced concrete pole |
| 05/09/2012 | CN101852034B Dual-arc steel section structure design method |
| 05/08/2012 | US8171696 Metal stud |
| 05/08/2012 | US8171695 Arm connection for a structural member |
| 05/08/2012 | US8171674 Doorway for a wind turbine tower |
| 05/03/2012 | WO2012056100A1 Column shoe |
| 05/03/2012 | US20120102850 Extendable/retractable support column |
| 05/02/2012 | EP2447420A1 Mast |
| 05/02/2012 | EP2179111B1 Delineating pole having an anchoring base and spring cartridge for snow based applications |
| 05/02/2012 | DE202012000461U1 Justierbare Pfostenbefestigung Adjustable mounting post |
| 05/02/2012 | CN202209071U Corrosion-free energy-saving chimney |
| 05/02/2012 | CN202209070U Improved cross arm for accident emergency repair tower |
| 05/02/2012 | CN202209069U Fiber anticorrosion waterproof protective cylinder |
| 05/02/2012 | CN202209068U Composite material pole tower |
| 05/02/2012 | CN202209067U Wind power anti-ice for power transmission tower |
| 05/02/2012 | CN102439288A Method for erecting a tower, and tower |
| 05/02/2012 | CN102439250A Composite connection for a wind turbine tower structure |
| 05/02/2012 | CN102434021A Automatic flag raising device |
| 05/02/2012 | CN102434020A Wire pole base capable of adapting to complex spot environment |
| 05/02/2012 | CN102434019A Composite material flange for connecting transmission tower and forming method thereof |
| 05/02/2012 | CN102433890A Floating type offshore wind turbine base and positioning system thereof |
| 05/02/2012 | CN102431868A Hydraulic speed-limiting lift |
| 05/02/2012 | CN101775911B Hydraulic integrated base station |
| 05/01/2012 | US8166724 Top-chord bearing wooden joist and method |
| 04/30/2012 | DE202011001850U1 Kran Crane |
| 04/26/2012 | WO2012052086A1 Tower |
| 04/26/2012 | WO2012052029A1 Foundation for a wind turbine and method of making same |
| 04/26/2012 | WO2012051828A1 Fan integral installing rotary hold-lifting mechanism |
| 04/26/2012 | WO2011141124A3 Tower for a wind power plant and method for erecting a tower for a wind power plant |
| 04/26/2012 | WO2011138012A3 Supporting lattice framework |
| 04/26/2012 | DE202012002735U1 Fundament und Gebäudebausatz Foundation and building kit |
| 04/25/2012 | EP2444571A1 Lattice tower |
| 04/25/2012 | EP2443342A1 Wind turbine foundation for variable water depth |
| 04/25/2012 | EP2443039A1 Extendable structure |
| 04/25/2012 | EP2443031A1 Wind turbine generator installation by airship |
| 04/25/2012 | CN202202611U 风动旗杆 Wind-driven flagpole |
| 04/25/2012 | CN202202610U 一种高效防腐节能烟囱 A highly efficient energy-saving chimney corrosion |
| 04/25/2012 | CN202202609U 蝶式架空输电线路穿越铁塔 Butterfly overhead transmission lines crossing the Tower |
| 04/25/2012 | CN202202608U 一种旋转景观广告塔 A rotating tower landscape Advertising |
| 04/25/2012 | CN202202607U 套节钢管升降便携移动通信塔 Steel hub lifting portable mobile communications tower |
| 04/25/2012 | CN202202606U 抬高输电线路架空高度的角铁塔 Raise the height of the overhead transmission line tower corner |
| 04/25/2012 | CN202202605U 四回路电缆塔 Four circuit pylons |
| 04/25/2012 | CN202202604U L-string suspension angle tower of extra-high voltage direct current power transmission line |
| 04/25/2012 | CN202202587U 一种通讯基站 A communication station |
| 04/25/2012 | CN102428240A 营救训练装置 Rescue training device |
| 04/25/2012 | CN102425328A 组立电杆专用取线钩 Group legislature to take pole dedicated line hook |
| 04/25/2012 | CN102425327A Cement power pole heightening rod |
| 04/25/2012 | CN101906895B 一种复合材料电力横担及其结构的设计方法 A composite power cross design methods and structures Tam |