| 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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| 03/13/2013 | CN202787994U Sand pulp hopper |
| 03/13/2013 | CN202787993U Emergency treatment device of concrete pump truck |
| 03/13/2013 | CN202787992U Constructional column top concrete pouring structure |
| 03/13/2013 | CN202787991U Overhanging passageway for tower crane |
| 03/13/2013 | CN202787990U Device for fixing drills |
| 03/13/2013 | CN202787989U Galling tool for column head |
| 03/13/2013 | CN202787988U Assembled-type steel bar machining shed |
| 03/13/2013 | CN202787987U Floor cleaning auxiliary tool for construction site |
| 03/13/2013 | CN202787986U Paying off auxiliary device in constructional engineering |
| 03/13/2013 | CN202787669U Construction reinforcing steel bar rust prevention device |
| 03/13/2013 | CN202787266U Polymer cement mortar grouting mold |
| 03/13/2013 | CN202787164U Simple dust fall device on building construction site |
| 03/13/2013 | CN102968879A Cantilever crane safety forewarning device and cantilever crane with same |
| 03/13/2013 | CN102966244A Process for connection among steel structure workshop roof truss, brackets and columns |
| 03/13/2013 | CN102966243A Electric remote control concrete hopper |
| 03/13/2013 | CN102966242A Wall maintaining method based on automatic temperature measurement and temperature stress reduction |
| 03/13/2013 | CN102966241A Hopper, manufacturing method and pumping system thereof |
| 03/13/2013 | CN102966240A Construction method for high-altitude reinforced concrete outer cantilevered structure |
| 03/13/2013 | CN102966202A Ceramsite concrete wall panel system and installation process thereof |
| 03/13/2013 | CN102966189A Outer wall insulating system integrated with construction of shear wall structure with lightweight-steel framework |
| 03/13/2013 | CN102966185A Novel concrete-filled steel tube connection joint and construction method thereof |
| 03/13/2013 | CN102966184A Reserving fold belt device for long-span steel structure truss and construction method of reserving fold belt |
| 03/13/2013 | CN102165890B Three-dimensional greening structure for soilless lawn and construction method thereof |
| 03/13/2013 | CN102061769B Slab-column structure hollow slap with mixed use of filling rod and filling box |
| 03/12/2013 | CA2663369C Brick molding system for window frames and door frames and method of manufacture of same |
| 03/07/2013 | WO2013030423A1 Cladding system for building facades |
| 03/07/2013 | US20130056608 Temporary roof anchor having shock absorbing means |
| 03/07/2013 | US20130055670 Truss and rebar reinforced concrete structures |
| 03/07/2013 | US20130055650 Modular Integrated Underground Utilities Enclosure and Distribution System |
| 03/06/2013 | EP2563992A1 Side protection system |
| 03/06/2013 | EP2563989A1 Method and reel device for threading tendons into ducts |
| 03/06/2013 | EP2563483A1 Vacuum anchor system |
| 03/06/2013 | CN202768016U Sealing device of rotor type injection machine |
| 03/06/2013 | CN202767583U Protection shed |
| 03/06/2013 | CN202767569U Trailer coach suitable for being lifted |
| 03/06/2013 | CN202767547U Nuclear plant construction safety rope fixing clamping rod |
| 03/06/2013 | CN202767546U External protective rack |
| 03/06/2013 | CN202767545U Hydraulic pressure triple-piston equalizing buffer |
| 03/06/2013 | CN202767544U Protective cover for transporting of building blocks |
| 03/06/2013 | CN202767543U Multifunctional boom installation tool |
| 03/06/2013 | CN202767542U Auxiliary device for installing vertical cylindrical storage tank wall plate |
| 03/06/2013 | CN202767541U Positioning spiral bar assembly at tension end |
| 03/06/2013 | CN202767540U Multilayer staggered type rebar support |
| 03/06/2013 | CN202767539U Prestressed anchorage device |
| 03/06/2013 | CN202767538U Self-locked type threading machine |
| 03/06/2013 | CN202767537U Simple and convenient concrete lengthening hopper |
| 03/06/2013 | CN202767536U Processing device for screw holes left by pouring |
| 03/06/2013 | CN202767535U Concrete pumping device and hopper assembly thereof |
| 03/06/2013 | CN202767534U Water draining device of water tank and water tank provided with water draining device |
| 03/06/2013 | CN202767533U Skid structure used for concrete automobile pump landing leg |
| 03/06/2013 | CN202767532U Truck-mounted concrete jetting trolley |
| 03/06/2013 | CN202767531U Concrete pump truck and diagonal draw bar of the same |
| 03/06/2013 | CN202767530U Hand-held concrete grinding device |
| 03/06/2013 | CN202767529U Automatic temperature controller device for mass concrete construction |
| 03/06/2013 | CN202767528U Retractable discharge platform |
| 03/06/2013 | CN202767021U Novel nail picking device |
| 03/06/2013 | CN202764941U Supporting leg assembly and concrete pump truck |
| 03/06/2013 | CN102953560A Lifting hanger for unitized curtain wall sheet |
| 03/06/2013 | CN102953559A Device for vertically mounting exposed-frame unit curtain wall sheets |
| 03/06/2013 | CN102953558A Splitting method of basic unit of honeycomb-shaped triangular conical mesh shell structure |
| 03/06/2013 | CN102953557A Method for reinforcing lifting points of honeycomb reticulated shell |
| 03/06/2013 | CN102953556A Hoisting method for long-span asymmetrical rectangular spatial twisted pipe truss |
| 03/06/2013 | CN102953555A Method for assembling large-area dual-curved-surface reticulated shell on ground |
| 03/06/2013 | CN102953554A Method for installing large-span honeycomb-shaped dual-layer net shell structure |
| 03/06/2013 | CN102953553A Method for installing large-span pipe truss by utilizing boom luffing mechanism |
| 03/06/2013 | CN102953552A Method for positioning through hole of pipe truss |
| 03/06/2013 | CN102953551A Prestressed carbon fiber cloth reinforcing equipment |
| 03/06/2013 | CN102953550A Manual-automatic integrated tensioning system |
| 03/06/2013 | CN102953549A Novel quick tensioning construction method for front-blocked jack |
| 03/06/2013 | CN102953548A Pouring process for fair-faced concrete stand board |
| 03/06/2013 | CN102953547A Honeycomb reticulated shell triangular prism unit assembling method |
| 03/06/2013 | CN102953484A Curtain wall with glass and aluminum honeycomb plate bilayer structure and construction method thereof |
| 03/06/2013 | CN102031841B Construction method of heat-insulating wall body as well as building block and equipment used by same |
| 03/05/2013 | US8387336 Water-resistive barrier, exterior wall or roof assembly, and method of applying the barrier |
| 03/05/2013 | US8387334 LNG containment system and method of assembling LNG containment system |
| 03/05/2013 | DE202013000341U1 Vorrichtung zur Nivellierung von Gebäudeflächen, insbesondere Betonfundamenten Device for leveling of building surfaces, especially concrete foundations |
| 03/04/2013 | DE202011052140U1 Strebe, insbesondere Türfutterstrebe und Packung Strut, strut particular door lining and packing |
| 02/28/2013 | WO2013026354A1 Construction process of arch shed storage silo with super-large-span frame |
| 02/28/2013 | WO2013026279A1 Concrete pump truck and arm stand device thereof |
| 02/27/2013 | EP2561161A2 Attachment for arranging a safety system |
| 02/27/2013 | EP2560795A2 Grout removal tool |
| 02/27/2013 | CN202755679U Safety protective cover |
| 02/27/2013 | CN202755678U Shape steel secure channel with temporary storage yard function |
| 02/27/2013 | CN202755677U Split baffle for building construction |
| 02/27/2013 | CN202755676U Anti-sloughing shed for construction under arched conduit ditch |
| 02/27/2013 | CN202755675U Shale sintered product fine masonry mortar spreader |
| 02/27/2013 | CN202755674U Positioning installation component for embedded bolts |
| 02/27/2013 | CN202755673U Steel structure alignment ruler |
| 02/27/2013 | CN202755672U Pull-lay combination building fabricated wall plate mold vehicle |
| 02/27/2013 | CN202755671U Simple and easy releasing machine |
| 02/27/2013 | CN202755670U Tensioning system |
| 02/27/2013 | CN202755669U Bundling hook capable of effectively preventing hands from being abraded |
| 02/27/2013 | CN202755668U Hand-operated rapid rotary type steel bar binding hook |
| 02/27/2013 | CN202755667U Negative moment reinforcement erection adjustable stirrup |
| 02/27/2013 | CN202755666U Rolling car |
| 02/27/2013 | CN202755665U Grouting and emptying device of nuclear power plant steel liner base plate shooting groove |
| 02/27/2013 | CN202755664U Concrete collection device |
| 02/27/2013 | CN202755663U Steel concrete combination box type horizontal member concrete pouring funnel |
| 02/27/2013 | CN202755662U 料斗装置及混凝土泵车 Apparatus and concrete pump truck hopper |
| 02/27/2013 | CN202755661U Bevel concrete anti-flowing device |