| Patents for E04G 23 - Working measures on existing buildings (7,015) |
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| 12/12/2012 | EP2531672A1 Method and system for injecting liquid in a porous material |
| 12/12/2012 | CN202596729U Split-type drill rod |
| 12/12/2012 | CN202596189U Vertical non-cohesive prestress anti-seismic reinforced structure for brickwork building |
| 12/12/2012 | CN202596188U Joint filling device |
| 12/12/2012 | CN202596187U Concrete rod restoring and reinforcing hoop |
| 12/12/2012 | CN202592340U Light-weight electric pick |
| 12/12/2012 | CN102818018A Impact piston and hydraulic breaking hammer with same |
| 12/12/2012 | CN102817483A Diffusion wheel-pressure reinforcement construction method for floorslab on hoisting machinery and diffusion wheel-pressure reinforcement plate |
| 12/12/2012 | CN102121316B Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth |
| 12/11/2012 | US8327605 Roof batten system |
| 12/06/2012 | WO2012163856A1 Connecting arrangement and method for producing a punching shear reinforcement, a subsequent lateral-force reinforcement and/or a reinforcement connection |
| 12/06/2012 | US20120304577 Expandable crack inhibitors and methods of using the same |
| 12/05/2012 | CN202578023U Two-person pole righting machine |
| 12/05/2012 | CN202578022U Bearing wall reinforcing body |
| 12/05/2012 | CN202578021U Strengthening body of earthquake-resistant wall |
| 12/05/2012 | CN202578020U Reinforcing structure of concrete beam |
| 12/05/2012 | CN202578019U Reinforcing structure for building structural floorboard |
| 12/05/2012 | CN202577912U Drill rod |
| 12/05/2012 | CN202577609U Hinged joint of reinforced concrete frame structure and reinforced steel support |
| 12/05/2012 | CN102808526A Nondestructive demolition construction method of reinforced concrete frame beam |
| 12/05/2012 | CN102808525A Reinforcement jacket and method for reinforcing concrete column |
| 12/05/2012 | CN102808524A Reinforcement method for reinforcing anchor bolt and concrete column |
| 11/29/2012 | US20120297706 Thermal window assembly |
| 11/28/2012 | CN202559823U Principal material clamp for principal material replacement of power angle tower pulling legs |
| 11/28/2012 | CN202559771U High-altitude rope replacing device of pre-stress beam string structure |
| 11/28/2012 | CN202559770U Calking device for junction of beam and wall |
| 11/28/2012 | CN202559769U Overlapping structure of new and old concrete slabs |
| 11/28/2012 | CN202559756U Concrete scabbling machine |
| 11/28/2012 | CN202559677U Drill rod with weight sleeve |
| 11/28/2012 | CN202559218U Head of rubber strip gas welding torch for crack pouring of pavements |
| 11/28/2012 | CN102797362A Method for fast strengthening classroom in masonry structure by using combined wall plate |
| 11/28/2012 | CN102797361A Method for transforming glass curtain wall or glass roof into photovoltaic glass curtain wall or photovoltaic glass roof |
| 11/28/2012 | CN102174857B Heat preservation ventilating rebuilding method of low-floor building external wall and roof |
| 11/28/2012 | CN102022009B Non-destructive dampproof course repairing method and rear dampproof course |
| 11/27/2012 | US8316960 Hammer device |
| 11/27/2012 | US8316617 Roof object support device |
| 11/24/2012 | CA2741841A1 Easily removable cover plate for wall holes |
| 11/22/2012 | DE112010003824T5 Sprengpatrone, Sprengeinrichtung und Sprengverfahren Explosive cartridge, explosive device and method of blasting |
| 11/21/2012 | CN202544425U Device for blasting reinforced concrete structure through electromagnetic induction heating |
| 11/21/2012 | CN202543990U Three-section lengthened arm |
| 11/21/2012 | CN102787731A Single-span frame structure classroom combined wall board type quick reinforcing method |
| 11/21/2012 | CN102787730A Direct shearing type reinforcing assembly |
| 11/21/2012 | CN101929494B Method for self-lock of flexible flaky material by turnstile |
| 11/21/2012 | CN101748900B Reinforcement method of reinforced concrete beam column node |
| 11/20/2012 | US8312693 Photovoltaic roof laying method |
| 11/20/2012 | CA2771911C Method of demolishing furnace of multilayered-refractory structure |
| 11/14/2012 | CN202530775U Structure for dismounting inner climbing tower crane by using roof crane |
| 11/14/2012 | CN202530774U Building platform lifting mechanism |
| 11/14/2012 | CN202530773U Reinforcing apparatus having brick-concrete structure |
| 11/14/2012 | CN102777052A Reinforced concrete jacket strengthening beam-column core area structure |
| 11/14/2012 | CN102777051A Fibre reinforced plastic (FRP) reinforcing rectangular column with corner reinforcement and construction method thereof |
| 11/14/2012 | CN102776843A Slippage equipment and slippage method thereof |
| 11/14/2012 | CN102146733B Method for strengthening brick wall through fiber cloth |
| 11/08/2012 | WO2012149632A1 Wall mounting apparatus and method |
| 11/08/2012 | DE102011075262A1 Device for discharging insulation mats from fiber- or gypsum substances during renovation of boiler houses, has crushing apparatus provided with negative pressure generator and partially air-permeable bigbag insertable into container |
| 11/07/2012 | EP2520741A2 Method for making an extension |
| 11/07/2012 | CN202520008U Heating construction trowel |
| 11/07/2012 | CN202520007U Joint construction for combination and reinforcement of frame structure |
| 11/07/2012 | CN202520006U Rust removal maintenance device for dry-hang stone steel frame |
| 11/07/2012 | CN202519835U Temporary fixing device for replaced glass of curtain wall |
| 11/07/2012 | CN202519787U High-strength hollow steel tie rod |
| 11/07/2012 | CN102767294A Reinforcement method for improving seismic capacity of masonry structure by wall surface steel supports |
| 11/07/2012 | CN102767293A Strengthening method for power transmission tower on hazardous area of landslide |
| 11/07/2012 | CN102767142A Bar planting construction method for widening and reinforcing reinforced concrete |
| 11/06/2012 | CA2741022A1 Impact tool and method of use |
| 11/01/2012 | US20120272611 Repairing method for wall member with flow passages |
| 10/31/2012 | CN202509837U Multi-functional adjustable concrete rod reinforcing device |
| 10/31/2012 | CN202509793U Limiting device for jacking of buildings or structures |
| 10/31/2012 | CN202509792U Cement mortar surface layer reinforcing mesh for reinforcing brick-concrete structural wall |
| 10/31/2012 | CN202509791U Steel bar for prestressed concrete (PC steel bar) reinforcing device for reinforced concrete cylindrical frame space node core region |
| 10/31/2012 | CN202509790U Reinforcing structure of structure pool |
| 10/31/2012 | CN202509789U Steel bar for prestressed concrete (PC steel bar) reinforcing device for multiple high-rise frame space node core regions |
| 10/31/2012 | CN101899948B Method for cutting slots in concrete buildings |
| 10/31/2012 | CN101845899B Structure of lower load bearing wall of reinforcement floorslab and construction method |
| 10/28/2012 | CA2752351A1 Demolition tool |
| 10/26/2012 | WO2012144811A2 Crack prevention sheet for non-exposure rooftop waterproof construction and method for waterproof construction using crack prevention sheet |
| 10/26/2012 | CA2773765A1 Slab edge casing and method therefor |
| 10/26/2012 | CA2738005A1 A carbon fiber wall reinforcement system and a method for its use |
| 10/24/2012 | EP2513390A1 Construction structure with strengthening device and method |
| 10/24/2012 | CN202500349U Comprehensive safety protection system for blasting demolition of high building (construction) |
| 10/24/2012 | CN202500348U Prefabricated part roofing waterproof leakage mending structure |
| 10/24/2012 | CN202500347U Building outer wall waterproof leakage mending reinforcement structure |
| 10/24/2012 | CN202500346U Reconstruction structures for old building zone multi-unit underground space |
| 10/24/2012 | CN102753768A Film-forming method and film-formed article |
| 10/24/2012 | CN102744339A Detachable tensioning and releasing device and control method |
| 10/24/2012 | CN101831127B Repairing material for base layer of oil colored paintings of ancient architecture and preparation technology thereof |
| 10/23/2012 | US8291674 Window-containing assemblies having a molded plastic frame |
| 10/23/2012 | US8291668 Device for in-situ barrier |
| 10/22/2012 | DE202012007973U1 Spannpacker mit hydraulischer Spannvorrichtung Clamping packer with hydraulic tensioner |
| 10/17/2012 | CN202493041U Crackproof wall for old renovated house |
| 10/17/2012 | CN102733621A Blasting demolition method of buildings with hollow wall body and brick-concrete structure |
| 10/17/2012 | CN102733620A Method for repairing crack of concrete wall body of back-filled bay window |
| 10/17/2012 | CN102733619A Strengthening method for reinforced concrete frame structure |
| 10/17/2012 | CN102733618A Device and method for reinforcing concrete beams by prestressing fiber reinforce plastic (FRP) cloth material |
| 10/17/2012 | CN102729544A FRP (Fiber Reinforced Polymer)-steel advanced composite material for structure reinforcement and preparation method thereof |
| 10/11/2012 | WO2011126361A8 Healing agent for self-healing cementious material |
| 10/11/2012 | US20120255259 Method and apparatus for repairing the rail of a split rail fence |
| 10/10/2012 | EP2507447A1 Method of rehabilitating or remediating structures |
| 10/10/2012 | EP2507446A1 Method for the purification of waste water |
| 10/10/2012 | CN202483200U Building reinforcing structure |