| Patents for E04G 21 - Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work (22,137) |
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| 03/23/2011 | CN201771196U Disassembling tooling for steel structures |
| 03/23/2011 | CN201771195U Sand box device for unloading steel structural support |
| 03/23/2011 | CN201771194U Preposition-type prestress superhigh pressure hollow oil cylinder |
| 03/23/2011 | CN201771193U 振动棒 Vibrator |
| 03/23/2011 | CN201771192U Compound protective net |
| 03/23/2011 | CN201771111U Reinforced negative reinforcement cover controller |
| 03/23/2011 | CN201770935U Floor joint cutting machine |
| 03/23/2011 | CN101989092A Wireless control system and method for multipoint prestress synergic tensioning |
| 03/23/2011 | CN101989091A Prestress automatic tensioning control system and method |
| 03/23/2011 | CN101988308A Non-support installation method of long-span spatial bolt ball steel reticulated shell dome |
| 03/23/2011 | CN101389535B Wire curing diameter adjusting mechanism in binding machine |
| 03/22/2011 | US7909533 Apparatus for screeding uncured concrete surfaces |
| 03/22/2011 | US7909059 Mobile concrete pump having an articulated mast |
| 03/22/2011 | CA2365468C Device for protecting lifting inserts having a tubular body during their embedding in a prefabricated concrete component |
| 03/17/2011 | WO2011029519A1 Method and process for laying concrete or similar substances |
| 03/17/2011 | WO2011029340A1 Top operation safety protection device for vehicle body assembly |
| 03/17/2011 | US20110061331 Paving stone device and method |
| 03/17/2011 | US20110061316 Non-combustible reinforced cementitious lightweight panels and metal frame system for building foundations |
| 03/17/2011 | DE202011001272U1 Druckspanngerät Pressure clamping device |
| 03/17/2011 | DE202010012392U1 Fallschutzgitter (Absturzsicherung bei Arbeiten auf dem Dach) Protecting edges (fall protection when working on the roof) |
| 03/16/2011 | EP2295674A2 Hopper for spreading mortar |
| 03/16/2011 | EP2295673A1 Closeable connecting piece for a mould and a mould provided with a closeable connecting piece |
| 03/16/2011 | EP1929107B1 Protection and access arrangement |
| 03/16/2011 | EP1846631B1 Apparatus for use in the construction of buildings |
| 03/16/2011 | EP1709355B1 System for coupling a duct to a slab outlet |
| 03/16/2011 | CN201763000U Masonry mortar full perfusion device for vertical brick walls of cavity bricks |
| 03/16/2011 | CN201762999U Large-capacity swinging hopper used for construction of rectangular steel tube concrete columns of ultra-high building |
| 03/16/2011 | CN201762998U Operation shed for construction site |
| 03/16/2011 | CN201762990U Die for mounting and fixing indoor box body |
| 03/16/2011 | CN201762969U Automatic wall plastering machine |
| 03/16/2011 | CN201762967U Automatic pattering machine |
| 03/16/2011 | CN201762659U Revolving chute for pouring concrete |
| 03/16/2011 | CN201762648U Light-weight jack hanger |
| 03/16/2011 | CN101985857A Method and structure for mounting high and large space clean room |
| 03/10/2011 | WO2011028769A1 Safety anchor |
| 03/10/2011 | WO2011027970A2 Clamp |
| 03/10/2011 | WO2011027110A1 Bracket fixing for a safety line |
| 03/10/2011 | WO2011008716A3 System and process for delivering building materials |
| 03/10/2011 | WO2010131915A3 Elevator protecting apparatus and fixing method thereof |
| 03/10/2011 | WO2010126250A3 Cover board installation structure for a construction site |
| 03/10/2011 | US20110056166 Concrete foundation form screw |
| 03/10/2011 | US20110056153 Moisture Barrier Device |
| 03/10/2011 | CA2771841A1 Bracket fixing for a safety line |
| 03/09/2011 | EP2292886A2 Single part sealing or plaster strip |
| 03/09/2011 | EP2292874A1 Fall protection anchoring device |
| 03/09/2011 | EP2292855A1 Reinforced module forming a breaker strip of thermal bridges for concrete slabs |
| 03/09/2011 | CN201756808U Elevation regulator for installing steel members |
| 03/09/2011 | CN201756807U High-altitude grouting device |
| 03/09/2011 | CN201756806U 泵车 Pump |
| 03/09/2011 | CN201756805U Wireless control apparatus for concrete spreader |
| 03/09/2011 | CN201756804U Self-climbing type lifting mechanism |
| 03/09/2011 | CN201756803U Sill anchor pre-embedded positioning cover die |
| 03/09/2011 | CN201756782U Pipe carrier |
| 03/09/2011 | CA2714705A1 Thermoplastic flashing laminate |
| 03/08/2011 | US7901616 Method of building a direct smelting plant |
| 03/08/2011 | US7900420 Hammer drill attachment and method |
| 03/03/2011 | WO2011023741A1 Method for making a building capable of producing electricity |
| 03/03/2011 | US20110049230 Reinforcing bar binding machine, wire reel, wire, and method of determining kind of wire |
| 03/03/2011 | US20110047915 Clamp for fastening concrete rebar intersections |
| 03/03/2011 | US20110047910 Wall panel and method |
| 03/03/2011 | US20110047895 Tilt-up wall brace dolly and method of use |
| 03/03/2011 | US20110047886 Hydrostatically Enabled Structure Element (HESE) |
| 03/03/2011 | DE102009039049A1 Tool for applying layer of e.g. gypsum, on uneven surface area, has blade including lateral and working edges, and spacer movably arranged on lateral edges of blade, where spacer includes indicator, slot, mounting device and glider |
| 03/03/2011 | DE102009038759A1 System mit wenigstens einer dreidimensionalen Schablone zum Abschrägen von Fenster- oder Türleibungen aus Wärmedämmstoff System with at least a three-dimensional template for bevelling window or door jambs of heat insulation |
| 03/02/2011 | CN201753531U Concrete structure reinforced by prestress FRP ribs |
| 03/02/2011 | CN201753530U Simple support box girder reinforcing steel bar integral binding pedestal, hanger frame and bracket thereof |
| 03/02/2011 | CN201753529U Crawler walking-type concrete pump truck |
| 03/02/2011 | CN201753528U Steel pull rod used for dock or building |
| 03/02/2011 | CN101982637A Negative moment reinforcing steel bar fixing mount |
| 03/02/2011 | CN101982636A Pumping machine |
| 03/02/2011 | CN101611203B Construction method of large space building |
| 02/24/2011 | WO2011021151A1 Method and system for in-situ construction of civil structures |
| 02/24/2011 | WO2011020166A1 Panel mounting system |
| 02/24/2011 | WO2010105224A3 Heating system and related methods |
| 02/24/2011 | US20110041438 Construction of a wind energy plant |
| 02/24/2011 | US20110041422 Double anchor and lifting shackle for concrete slabs |
| 02/24/2011 | US20110041415 Self-contained structure configurable as a shipping container and as a dwelling |
| 02/24/2011 | DE20122941U1 Turm aus Spannbeton-Fertigteilen Tower of prestressed precast |
| 02/23/2011 | EP2287422A2 Safety device for a personal fall protection and object provided with a safety device |
| 02/23/2011 | EP2287421A2 Wire reel for reinforcing bar binder |
| 02/23/2011 | EP2286044A1 Safety system against the risk of falling from heights for construction works |
| 02/23/2011 | EP2286043A1 Improvements in and relating to construction |
| 02/23/2011 | CN101979803A Method for mounting prefabricated members of roof or floor in place and mounting equipment |
| 02/23/2011 | CN101979802A Extra-large area concrete construction method |
| 02/23/2011 | CN101979791A Ring beam and annular corbel column reinforced connection joint and construction method thereof |
| 02/22/2011 | US7891154 Anti-fog refrigeration door and method of making the same |
| 02/22/2011 | US7891153 Energy-free refrigeration door and method for making the same |
| 02/17/2011 | WO2011018615A2 Edge protection system |
| 02/17/2011 | US20110036043 Device for lifting and moving window frames |
| 02/17/2011 | US20110035893 Tool for cleaning tile and grout |
| 02/16/2011 | EP2079889B1 Circular distributor for thick materials, in particular for liquid concrete |
| 02/16/2011 | EP1392939B2 Rolling platform |
| 02/16/2011 | CN201747075U A fabricated processing shed |
| 02/16/2011 | CN201747074U Double-sided brick axe with supporting and placing functions |
| 02/16/2011 | CN201747073U Self-cleaning brick cutter sleeve |
| 02/16/2011 | CN201747072U Brick wall sand lime collecting device |
| 02/16/2011 | CN201747071U Precast reinforced concrete column positioning device |
| 02/16/2011 | CN201747070U Shear wall steel bar limiting ladder |
| 02/16/2011 | CN201747069U Scale height and evenness controlling device of bottom plate |
| 02/16/2011 | CN201747068U Distributing mechanism fixed on tower crane |