| 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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| 04/01/2009 | EP1710383B1 Protective removable frame |
| 04/01/2009 | EP1349997B1 High frequency vibrator with cooled electronic frequency converter |
| 04/01/2009 | CN201214903Y Blockwork vertical brick work joint grouting fastener |
| 04/01/2009 | CN201214902Y Banding tool for reinforced bar binding wire |
| 04/01/2009 | CN201214901Y Folding type steel tube stacking bracket |
| 04/01/2009 | CN201214136Y Pneumatic tamping tool with buffer gear |
| 04/01/2009 | CN101400867A Architrave support and architrave relating thereto |
| 04/01/2009 | CN101398690A Metering control system, concrete spraying machine and metering control method |
| 04/01/2009 | CN101398110A Casting tube and its use method |
| 04/01/2009 | CN101398109A Casting tube and its use method |
| 04/01/2009 | CN101397851A Construction regulation means of prestressing force steel construction stretching end cable force |
| 04/01/2009 | CN101397850A Folding type arm support link mechanism and concrete pump vehicle by using the same |
| 04/01/2009 | CN101397849A Control method and device for stable starting and stopping of turning gear |
| 04/01/2009 | CN101397848A Horizontal type spraying machine |
| 04/01/2009 | CN101397847A Horizontal type spraying machine |
| 04/01/2009 | CN101397846A Horizontal type concrete spraying machine |
| 04/01/2009 | CN101397816A Application of electrothermic material in building waterproofing |
| 03/28/2009 | CA2639769A1 External corner formative member, external wall construction using the same, and method of corner formation of building |
| 03/26/2009 | WO2009037393A2 Support device for a railing |
| 03/26/2009 | WO2009036627A1 Support device for walking machines |
| 03/26/2009 | US20090077901 Paint Protection Method and Cover |
| 03/25/2009 | EP2038494A2 A clamp |
| 03/25/2009 | EP2038493A1 Automatic concrete pump with articulated mast |
| 03/25/2009 | CN201212585Y Pipe jacking bumper pad |
| 03/25/2009 | CN201212256Y Safety horizontal net for construction of shaft |
| 03/25/2009 | CN201212255Y Reinforced bar bundling hook |
| 03/25/2009 | CN101392599A Stay stretching bias-jointing force transmission beam |
| 03/19/2009 | WO2009035318A1 Safety feature for a roof |
| 03/19/2009 | WO2009033198A1 Folding boom |
| 03/19/2009 | WO2009008706A3 Device for deceleration and application thereof |
| 03/19/2009 | US20090071614 Partition mount |
| 03/19/2009 | US20090071322 Apparatus and method for broad spectrum radiation attenuation |
| 03/19/2009 | US20090071096 Wall reinforcement using constant force |
| 03/19/2009 | US20090071092 Structural Lintel Assembly And Building Construction Method Using The Same |
| 03/19/2009 | US20090071078 Integrated fastener-sensor arrangement |
| 03/19/2009 | DE202009000400U1 Anschlagpunkt zur Personensicherung Anchorage point for personal safety |
| 03/19/2009 | DE202008013893U1 Modifiziertes Montagesystem unter Verwendung von Vakuumhebegeräten zur Montage von Wand- und Deckenelementen Modified assembly system using vacuum lifting equipment for the assembly of wall and ceiling panels |
| 03/18/2009 | EP2037058A1 Floor element with lifting tools |
| 03/18/2009 | CN201209450Y Spiral feeding device of concrete injection machine |
| 03/18/2009 | CN201209324Y Concrete vertically conveying descent control device |
| 03/18/2009 | CN101389535A Wire curing diameter adjusting mechanism in binding machine |
| 03/18/2009 | CN101387158A Power drive apparatus for concrete wet sprayer and concrete wet sprayer |
| 03/18/2009 | CN100469995C Construction method for after-pouring band beam-slab template |
| 03/17/2009 | US7503373 Partition mount |
| 03/17/2009 | CA2312082C Concrete finishing trowel having an electronically actuated steering assembly |
| 03/17/2009 | CA2276995C Method for coupling deck floors to foundation |
| 03/12/2009 | WO2009031063A1 Safety mat |
| 03/12/2009 | WO2009030327A1 Arrangement and method for monitoring a concrete compacting process by means of a sound camera |
| 03/12/2009 | WO2009030001A1 Fall arrest assembly |
| 03/12/2009 | US20090067952 Building Transport Device |
| 03/12/2009 | US20090064632 Apparatus and Method for Aligning Substructures |
| 03/12/2009 | DE202008013827U1 Vorrichtung zur Dachabsturzsicherung Apparatus for roof fall protection |
| 03/12/2009 | DE202008010192U1 Abstellvorrichtung für schwere Bauteile A shelf for heavy components |
| 03/12/2009 | CA2697527A1 Fall arrest assembly |
| 03/11/2009 | EP2032774A1 A distance guide for positioning and arresting a lath in a roof structure |
| 03/11/2009 | CN201206336Y Support frame structure for drop-prevention net |
| 03/11/2009 | CN101382013A Steel bar binding machine |
| 03/11/2009 | CN100468057C Apparatus for recording curing temperature history of precast concrete product |
| 03/11/2009 | CN100467820C Ring aeration tank integral formwork support process |
| 03/11/2009 | CN100467819C Construction process for pretension carbon fiber cloth reinforced concrete beam |
| 03/05/2009 | US20090061198 Polyester padding for gymnasium |
| 03/05/2009 | US20090057531 Column forming apparatus and methods |
| 03/05/2009 | US20090057352 Load securing hod tray |
| 03/05/2009 | US20090056246 Impact resistant window assembly and method |
| 03/05/2009 | DE202008015924U1 Mauerwerkabdeckung Masonry cover |
| 03/04/2009 | EP2029834A1 Tool for tying metal bars |
| 03/04/2009 | EP1583877B1 Reinforced composite boom pipe with bonded sleeves |
| 03/04/2009 | CN201202281Y Vibrating formwork walling machine |
| 03/04/2009 | CN201202280Y Fair-faced curing apparatus |
| 03/04/2009 | CN201202279Y Pump promoting concrete check valve |
| 03/04/2009 | CN201201866Y Multifunctional tower crane |
| 03/04/2009 | CN100465398C A temporary closure |
| 03/03/2009 | US7498691 Frequency converter for an immersion vibrator |
| 02/26/2009 | WO2009025572A1 High-rise construction |
| 02/26/2009 | US20090049795 Method of holding down roof sheathing and shingles |
| 02/26/2009 | US20090049779 Concrete reinforcement structure |
| 02/26/2009 | DE202008016445U1 Anschlagpunkt zur Personensicherung Anchorage point for personal safety |
| 02/26/2009 | DE202008015939U1 Vorrichtung zum Auftragen von Fließestrich Apparatus for applying liquid screed |
| 02/26/2009 | DE202008007901U1 Betonfertigteil-Justierelement Precast concrete adjusting |
| 02/26/2009 | DE102007040501A1 Tool for locally connecting support elements, especially mounting rods in a concrete structure, comprises a hollow channel formed as a recess starting from the peripheral side of the tool |
| 02/26/2009 | DE102007039123A1 Transport anchor for lifting double wall from lorry, has brackets with bracket arms which are bent outward at layer clamped by arms to create free ends, where angle of specific range is provided for bending bracket arms |
| 02/26/2009 | DE102007002773B4 Verfahren und Vorrichtung zur Herstellung von Betonformteilen Method and device for producing concrete moldings |
| 02/25/2009 | EP2027343A1 Recess former for concrete panels |
| 02/25/2009 | CN201198852Y Oil cylinder drive rotary device and construction machinery using the same |
| 02/25/2009 | CN101372867A Concrete trowel transport system |
| 02/24/2009 | US7493931 Vibrating tile setting tool |
| 02/24/2009 | US7493737 Roofing apparatus |
| 02/24/2009 | US7493736 Concrete slab protector |
| 02/24/2009 | CA2538870C Self supporting string line reel-line block tool |
| 02/24/2009 | CA2508162C Reinforcing steel support |
| 02/20/2009 | CA2639142A1 Cavity wall spacer, building structure and method |
| 02/19/2009 | WO2009022910A1 Safety feature for a roof |
| 02/19/2009 | US20090044476 Method for reinforcing building structures and coating obtained thereby |
| 02/19/2009 | CA2696548A1 Safety feature for a roof |
| 02/18/2009 | EP2025833A1 Holder for rope loop |
| 02/18/2009 | EP2024586A1 Flashing element |
| 02/18/2009 | CN201195952Y Functional mortar charging basket for construction |
| 02/18/2009 | CN201195951Y Inter-tie connector used for coke oven construction vertical post construction system |
| 02/18/2009 | CN201195950Y Tension structure employing lever structure for single-side force application |
| 02/18/2009 | CN201195949Y Rotor jetting machine |