| 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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| 02/27/2013 | CN202755660U Novel ground clearing device |
| 02/27/2013 | CN202755651U Processing system for reserved hole of floor |
| 02/27/2013 | CN202755628U Novel plastering trowel |
| 02/27/2013 | CN102947520A Fall prevention system, multiple-ring member, 8-shaped ring member, four-hole member, method for working on roof, main rope installation method, bucket for fall prevention system, and hook for roof verge |
| 02/27/2013 | CN102943573A Steel-structure and cement-structure building with variable function |
| 02/27/2013 | CN102943567A Cantilever support and concrete pump truck provided with same |
| 02/27/2013 | CN102943566A Cantilever of cantilever crane of concrete pump, corresponding cantilever crane and concrete pump |
| 02/27/2013 | CN102943565A Construction method of large-sized arc-shaped wall |
| 02/27/2013 | CN102943564A Flexible concrete rabbet connecting construction method |
| 02/27/2013 | CN102943539A Wall connection part capable of enabling building partition walls to be installed quickly and using method thereof |
| 02/27/2013 | CN102943526A Building combined pendant, building structure and construction method |
| 02/26/2013 | US8381484 Insulated modular building frame |
| 02/26/2013 | US8381473 System and method for floor covering installation |
| 02/25/2013 | DE202011052093U1 Abstandshaltevorrichtung Spacer device |
| 02/21/2013 | WO2013024203A1 Method and arrangement for erecting wind power plant |
| 02/21/2013 | WO2013024131A1 Safety device, method for manufacturing said safety device and method for safely installing a service element passing through an aperture |
| 02/21/2013 | WO2013023682A1 A tension member feeding device |
| 02/21/2013 | US20130042570 Safety system |
| 02/21/2013 | DE102010045819A1 Wandelement, Gebäude mit einem solchen Wandelement und Verfahren zur Herstellung des Gebäudes Wall element, the building with such a wall element and method for producing the building |
| 02/20/2013 | EP2559828A2 Holding apparatus and method of use thereof |
| 02/20/2013 | EP2558660A1 Wire-binding device with positioning means |
| 02/20/2013 | CN202745405U Prestress application device for FRP ribs outside reinforced concrete slab body |
| 02/20/2013 | CN202745402U Hard protection structure for construction of high-rise elevator shaft |
| 02/20/2013 | CN202745401U Protective canopy |
| 02/20/2013 | CN202745400U Adjustable inclined strut with vertical prefabricated part |
| 02/20/2013 | CN202745399U Concrete prefabricated column perpendicularity corrector |
| 02/20/2013 | CN202745398U Concrete holing limiting device for high-rise building |
| 02/20/2013 | CN202745397U Lifting device for large-span space truss |
| 02/20/2013 | CN202745396U Dismountable steel girder butt joint location fastener |
| 02/20/2013 | CN202745395U Detachable lateral positioning fastener |
| 02/20/2013 | CN202745394U Combined anchor device for annular pre-stressing |
| 02/20/2013 | CN202745393U Device for controlling distance of stirrups |
| 02/20/2013 | CN202745392U Simple split heads capable of being repeatedly used |
| 02/20/2013 | CN202745391U Grouting lance head |
| 02/20/2013 | CN202745390U Floor type material distributor |
| 02/20/2013 | CN202745389U Squeezing type grouter |
| 02/20/2013 | CN202745388U Horizontal concrete tank convenient for feeding |
| 02/20/2013 | CN202745387U 支腿控制系统以及混凝土泵送设备 Outrigger control systems and concrete pumping equipment |
| 02/20/2013 | CN202745386U Funnel for pouring frame column |
| 02/20/2013 | CN202745385U Concrete pouring chute |
| 02/20/2013 | CN202745384U Concrete discharge stopper for automotive delivery pumps |
| 02/20/2013 | CN202745383U Grinding clamping fixture for elevated library saddle seat |
| 02/20/2013 | CN202745382U Overhanging type discharging platform |
| 02/20/2013 | CN202745356U Hydraulic climb material platform |
| 02/20/2013 | CN202744261U Assembled continuous lifting jack for finishing threaded steel bar upright posts |
| 02/20/2013 | CN102936963A GRC (Glass-fiber Reinforced Cement) member mounting method and mounting structure thereof |
| 02/20/2013 | CN102936962A Construction method of slanting cantilever steel structure supported by temporary steel frame |
| 02/20/2013 | CN102936961A Shock insulation rubber support installing process |
| 02/20/2013 | CN102936960A Mechanism for adjusting section distance of steel bar truss |
| 02/20/2013 | CN102936959A Device for adjusting section distance of steel bar truss |
| 02/20/2013 | CN102936958A Construction method for positioning upper reinforcements of concrete floor slab by using tool type supports |
| 02/20/2013 | CN102936957A Construction method for optimizing arrangement of steel bars in structural steel concrete structure |
| 02/20/2013 | CN102936956A Method for detecting and controlling material level and system for detecting and controlling material level |
| 02/20/2013 | CN102936955A Mirror face terrace one-time molding process of girderless floor |
| 02/20/2013 | CN102936954A Method and structure for plugging pipeline floor hole |
| 02/20/2013 | CN102936953A Construction method of bridging-arm stiffened steel structure template |
| 02/20/2013 | CN102936930A Built-in type steel column-lattice beam concrete combined shear wall and production method thereof |
| 02/19/2013 | US8376086 Safety net |
| 02/19/2013 | US8375679 Methods for manufacturing and packaging floor panels, devices used thereby, as well as floor panel and packed set of floor panels |
| 02/19/2013 | US8375650 Rapid deployable structure for remote installation |
| 02/18/2013 | DE202012010035U1 Energieumwandler für Sicherheitsleinen und Sicherheitsleine mit einer derartigen Umwandlervorrichtung A transducer for safety lines and safety line with such a conversion device |
| 02/18/2013 | CA2749552A1 Contour tracing tool |
| 02/15/2013 | CA2755843A1 Masonry insulation and siding connector |
| 02/14/2013 | WO2013021951A1 Recyclable formwork |
| 02/14/2013 | WO2013020436A1 Central pylon for vertical axis wind turbine and construction method thereof |
| 02/14/2013 | WO2013020385A1 Box-shaped structural member for engineering machinery, boom system and engineering machinery |
| 02/14/2013 | US20130037770 Removable barrier for location on an upper portion of a wall |
| 02/14/2013 | US20130036679 Prefabricated concrete pole base and adjustable connector |
| 02/14/2013 | US20130036678 Prefabricated concrete pole base and adjustable connector |
| 02/13/2013 | EP2556008A2 Method and device for erecting a tower for a wind energy plant |
| 02/13/2013 | CN202731931U High-pressure concrete pulp shooting machine |
| 02/13/2013 | CN202731322U Post-tensioning steel-structure prestressed steel cable removing device |
| 02/13/2013 | CN202731321U Multifunctional movable shack at construction site |
| 02/13/2013 | CN202731320U Sustainable turnaround border protection |
| 02/13/2013 | CN202731319U Foldable horizontal protector between outer climb frame and building |
| 02/13/2013 | CN202731318U Steel member friction surface protecting device |
| 02/13/2013 | CN202731317U System suitable for thermal insulation of steel pipe concrete |
| 02/13/2013 | CN202731316U Operating platform capable of protecting reinforcing mesh from being treaded |
| 02/13/2013 | CN202731315U Electrically induced thermal stress release cushion block |
| 02/13/2013 | CN202731314U 柔性提升装置 Flexible riser |
| 02/13/2013 | CN202731313U Auxiliary mounting device of vertical truss |
| 02/13/2013 | CN202731312U Concrete twice rolling purifying syrup leveling device |
| 02/13/2013 | CN202731311U Novel vibrator beam |
| 02/13/2013 | CN202731310U Extension arm structure of shotcrete machine |
| 02/13/2013 | CN202731309U Conveying and pouring machine of sand, stones and cement |
| 02/13/2013 | CN202731308U Walking type automatic feed pulp shooting machine device |
| 02/13/2013 | CN202731307U Spraying maintenance tool for concrete wall |
| 02/13/2013 | CN202731306U Hopper and viscous material pumping device including same |
| 02/13/2013 | CN202731305U Automatic spraying and curing device for concrete exterior wall |
| 02/13/2013 | CN202731304U Elevation type steel cantilever discharging platform |
| 02/13/2013 | CN102926549A Manufacturing method for building safety vertical net |
| 02/13/2013 | CN102926548A Drill hole locating method for rear-mounted pre-buried steel plate on reinforced concrete surface |
| 02/13/2013 | CN102926547A Installation method of curved-surface net rack of roof |
| 02/13/2013 | CN102926546A Installation method of inclined net rack of roof |
| 02/13/2013 | CN102926545A Method for constructing block base |
| 02/13/2013 | CN102926544A Method for constructing wall pulling steel bars in frame column and structure thereof |
| 02/13/2013 | CN102926543A Concrete mixing distributing vehicle |
| 02/13/2013 | CN102926542A Rotatable telescoping type pump concrete pouring device |
| 02/13/2013 | CN102926541A Method and mould for molding prefabricated hole in concrete |
| 02/13/2013 | CN102926540A Pump truck arm rest made of carbon fiber composite materials |