| 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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| 01/01/2014 | CN203373984U Control circuit capable of switching between driving state and pumping state of concrete pump vehicle |
| 01/01/2014 | CN203373983U Discharging platform capable of rising and falling along with climbing frame |
| 01/01/2014 | CN203373982U Security manhole channel |
| 01/01/2014 | CN203373952U 水泥基板结构 Cement board structure |
| 01/01/2014 | CN203373922U Stairway water drip construction structure |
| 01/01/2014 | CN203373882U Curtain wall hidden-frame whole pressure block and installation tool of curtain wall hidden-frame whole pressure block |
| 01/01/2014 | CN203373663U Pulley type steel strand limiting tool |
| 01/01/2014 | CN203373662U Combined type steel strand limiting device |
| 01/01/2014 | CN103485550A Reusable reserved hole protection device |
| 01/01/2014 | CN103485549A Large embedded part location device and method |
| 01/01/2014 | CN103485548A Vertical reinforcement connecting method for fabricated hollow concrete superimposed shear wall |
| 01/01/2014 | CN103485547A Efficient horizontal and vertical conveying process of common solid bricks |
| 01/01/2014 | CN103485546A Prestress tension device and tension method for carbon fiber sheets |
| 01/01/2014 | CN103485545A Unbonded prestressing steel strand try disassembling and re-anchoring construction method |
| 01/01/2014 | CN103485544A Connection method and structure for shaft sleeve and arm support of concrete pump truck and shaft sleeve |
| 01/01/2014 | CN103485543A Cantilever crane and material distributing equipment |
| 01/01/2014 | CN103485542A System and method for measuring and controlling hydration heat in mass concrete |
| 01/01/2014 | CN103485541A Method for assembling and disassembling wheel-buckled type supporting frame high and large formwork |
| 01/01/2014 | CN103485540A Method for cable-stayed reinforcement of convertor station direct-current filter suspension steel framework and steel framework |
| 01/01/2014 | CN103485539A Construction control method for large direct-buried steel anchor fluke embedded part |
| 01/01/2014 | CN103485538A Construction method of energy-saving insulation waterproof wood-trussed roof system |
| 01/01/2014 | CN103485537A Construction method and structure of embedded reinforcement of super high-rise horizontal secondary structure |
| 01/01/2014 | CN103485534A Clamp for typified form in construction and use method thereof |
| 01/01/2014 | CN103485533A Terminal junction box installing die and method for utilizing die to install terminal junction box on masonry wall |
| 01/01/2014 | CN103485530A Special steel formwork for combined stairway of high-rise building and assembly method of special steel formwork |
| 01/01/2014 | CN103485521A Mechanized spraying method of ordinary ready-mixed mortar |
| 01/01/2014 | CN103485481A Hybrid fiber winding steel tube internally-installed reactive powder concrete member and preparation method |
| 01/01/2014 | CN103485446A Arc-shaped channel steel reverse side film pasted type partition wall and construction process |
| 01/01/2014 | CN103485414A Prefabricated assembled type steel structure house building system and construction method thereof |
| 01/01/2014 | CN102535847B Method for constructing gypsum self-insulation outer wall block masonry |
| 01/01/2014 | CN102493660B Anchoring method and anchoring tool for carbon fiber reinforced composite material prestressed bar |
| 12/31/2013 | US8616340 Elevator arrangement and method |
| 12/31/2013 | US8615968 Shingle with reinforcement layer |
| 12/31/2013 | US8615965 Tubular building structure with hingedly connected platform segment |
| 12/31/2013 | US8615963 Log wall connector system |
| 12/31/2013 | CA2607388C Temporary safety barrier system |
| 12/31/2013 | CA2583893C Adhesive strip for the bonding of sheeting in the area of a building envelope and the use of this adhesive strip |
| 12/27/2013 | WO2013191555A1 Clamping device |
| 12/26/2013 | US20130343833 Wall Raising Apparatus |
| 12/25/2013 | EP2675967A1 Automatic connection valve for concrete pumping |
| 12/25/2013 | EP2342400B1 Mobile work machine having support brackets |
| 12/25/2013 | CN203361676U Temporary protective guard for building construction |
| 12/25/2013 | CN203361675U Edge protection device for elevator shaft door on operation floor in construction project |
| 12/25/2013 | CN203361674U Pavilion for resting at construction site |
| 12/25/2013 | CN203361673U Hole safety cover plate |
| 12/25/2013 | CN203361672U Novel shape-fixed steel plate net protective barrier |
| 12/25/2013 | CN203361671U Building near edge protective device |
| 12/25/2013 | CN203361670U Combination type edge safe protective barrier |
| 12/25/2013 | CN203361669U Protection fence for construction engineering |
| 12/25/2013 | CN203361668U Fixed protection device for edge-adjacent hole |
| 12/25/2013 | CN203361667U Tool type edge protection system |
| 12/25/2013 | CN203361666U Tower crane climbing mold platform protecting device |
| 12/25/2013 | CN203361665U Stair step external corner protector |
| 12/25/2013 | CN203361664U Adjuster base |
| 12/25/2013 | CN203361663U Installing mechanism for long-span steel structure truss |
| 12/25/2013 | CN203361662U Large net rack short-distance lifting device |
| 12/25/2013 | CN203361661U Building lifting frame convenient to detach |
| 12/25/2013 | CN203361660U Verticality adjustment and fixing device of reverse-building-method steel stand column |
| 12/25/2013 | CN203361659U Portable concrete vibrating rod |
| 12/25/2013 | CN203361658U Cutting ring and pumping device |
| 12/25/2013 | CN203361657U Pump pipe universal rotation device for fixed pump |
| 12/25/2013 | CN203361656U Maintaining device for maintaining and moisturizing concrete cylinder on construction site |
| 12/25/2013 | CN203361655U Portable concrete hanging-up and beating hopper |
| 12/25/2013 | CN203361654U Prefabricated steel frame component |
| 12/25/2013 | CN203361472U Anti-floating component for fixing steel bar protection layer and preventing steel bars and mandrel from floating upward |
| 12/25/2013 | CN203361022U Prestress steel strand tensioning end protective structure applied to construction of bridges |
| 12/25/2013 | CN103477002A Fastening arrangement |
| 12/25/2013 | CN103477001A Sheath for PC steel |
| 12/25/2013 | CN103476698A Method to make arms in a composite material for the distribution of concrete and arm thus obtained |
| 12/25/2013 | CN103476696A Method and device for erecting a tower for a wind energy plant |
| 12/25/2013 | CN103470683A Boom support device and engineering machinery |
| 12/25/2013 | CN103470682A Boom support device and engineering machinery |
| 12/25/2013 | CN103470555A Swing mechanism and concrete pumping device |
| 12/25/2013 | CN103470073A Lawn type bleacher and manufacturing method thereof |
| 12/25/2013 | CN103470067A Transformation and construction method used for facing bare concrete of existing building outer wall |
| 12/25/2013 | CN103470063A Self-elevating protecting shed |
| 12/25/2013 | CN103470062A Auxiliary structure for integrally lifting steel structure grid |
| 12/25/2013 | CN103470061A Engineering plastic support frame |
| 12/25/2013 | CN103470060A Board lifter |
| 12/25/2013 | CN103470059A Building construction method for building with unitized exterior wall system |
| 12/25/2013 | CN103470058A Installation method of upper chord and lower chord of steel truss and temporary support |
| 12/25/2013 | CN103470057A Method of hoisting high altitude components |
| 12/25/2013 | CN103470056A Partially reusable rebar stool |
| 12/25/2013 | CN103470055A Steel-bar hook |
| 12/25/2013 | CN103470054A Buckle gun serving as special mounting tool for lap joint buckle of parallel steel bars |
| 12/25/2013 | CN103470053A Device and method for stretching and drawing pre-stress bolts in grouping way |
| 12/25/2013 | CN103470052A Concrete spreader |
| 12/25/2013 | CN103470051A Engineering machine, and equipment, method and system for controlling cantilever crane |
| 12/25/2013 | CN103470050A Arm support, material-distributing rod and concrete pump truck |
| 12/25/2013 | CN103470049A Boom system and material distribution equipment |
| 12/25/2013 | CN103470048A Engineering machine and luffing mechanism therefor |
| 12/25/2013 | CN103470047A Turntable and concrete pump |
| 12/25/2013 | CN103470046A Concrete pouring device and method for ultrahigh steel pipe concrete column tremie method |
| 12/25/2013 | CN103470045A Engineering machine |
| 12/25/2013 | CN103470044A Construction method capable of controlling cracks in concrete floor |
| 12/25/2013 | CN103470043A Boom manufacturing method, boom manufactured by using method and pump truck using boom |
| 12/25/2013 | CN103470042A Construction method for integrally casting rigid sloping roof |
| 12/25/2013 | CN103470041A Loose sand loading pre-compaction construction method for cast-in-situ concrete beam form steel pipe support |
| 12/25/2013 | CN103470040A Method of splicing laminated floor slab and beam |
| 12/25/2013 | CN103470039A Cast-in-site floor board comprehensive steel frame and construction method |