| Patents for E04G 23 - Working measures on existing buildings (7,015) |
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| 01/05/1995 | DE4321415A1 Apparatus and process for changing the vertical position of a roof structure |
| 01/05/1995 | DE4321401A1 Process and apparatus for changing the vertical position of a roof structure |
| 01/03/1995 | US5377472 Timber system |
| 12/22/1994 | DE4319811A1 Modular roofing for slab constructions |
| 12/21/1994 | EP0629747A1 Universal breaker |
| 12/21/1994 | EP0629460A1 Steel Material shearing machine |
| 12/15/1994 | DE4319428A1 Device for securing facing shells |
| 12/13/1994 | US5372466 Device to eliminate squeaks in floors and method |
| 12/13/1994 | US5371992 Device to eliminate squeaks in floors and method |
| 12/08/1994 | DE4318761A1 System for the post-treatment of concrete surfaces with water |
| 12/07/1994 | EP0575451A4 Injection flange. |
| 11/30/1994 | EP0515476B1 Improvements relating to tools for removing tiles and the like from flat surfaces |
| 11/30/1994 | CN2184041Y Unit for moving whole building |
| 11/24/1994 | DE4417832A1 Cutter in particular for breaker of concrete structural parts |
| 11/23/1994 | EP0446265B1 Apparatus for use in and a method of removing asbestos |
| 11/22/1994 | US5366602 Corrosion resistant coatings for cement matrix using electrolysis for migration |
| 11/17/1994 | EP0624700A2 Concrete pole and method of reinforcing same |
| 11/17/1994 | EP0185744B2 A method and a tool for increasing the width in the clear of a chimney |
| 11/16/1994 | CN1095134A Method for opening large space on ground floor free from removal of building |
| 11/08/1994 | US5361999 Crusher having a stationary jaw body and a movable jaw body |
| 11/08/1994 | US5361993 Device for material removing processing of a material layer |
| 11/01/1994 | US5359775 Steel-material shearing machine |
| 10/27/1994 | WO1994024391A1 Repair and reinforcement of load bearing members |
| 10/27/1994 | WO1994024068A1 Method for treating reinforced concrete and/or the reinforcement thereof |
| 10/27/1994 | CA2160575A1 Method for treating reinforced concrete and/or the reinforcement thereof |
| 10/13/1994 | WO1994023157A1 Method of reinforcing masonry |
| 10/13/1994 | WO1994023149A1 Lightweight metal truss and frame system |
| 10/13/1994 | CA2159492A1 Lightweight metal truss and frame system |
| 10/11/1994 | US5353568 Wall and door repair kit and method |
| 10/06/1994 | DE4417452A1 Device for filling cavities in structure walls |
| 09/29/1994 | WO1994021433A1 Method for manufacturing columnar structures |
| 09/29/1994 | DE4309718A1 Demolition arm |
| 09/28/1994 | EP0509044B1 Process for improving a wooden part, and product obtained by said process |
| 09/20/1994 | US5348608 Carpet stripping device |
| 09/20/1994 | CA2021404C Method to prevent depression in a floor and the underfloor thereof |
| 09/15/1994 | DE4307676A1 Process for repairing blocks (stones) having at least one chipped-away area, and block repaired by said process |
| 09/14/1994 | EP0614860A1 Corrosion inhibiting composition for reinforced concrete and method of applying same |
| 09/13/1994 | CA2118827A1 Corrosion inhibiting composition for reinforced concrete and method of applying same |
| 09/07/1994 | EP0613982A1 Materials breaking apparatus |
| 08/30/1994 | US5342149 Long hole chemical grout injector system |
| 08/23/1994 | US5339525 Reinforcing steel shear |
| 08/23/1994 | US5339507 Window removal system |
| 08/18/1994 | WO1994018420A1 Device for temporarily supporting an outer wall or boundary wall of a building |
| 08/17/1994 | CN2174527Y Forcing out device |
| 08/17/1994 | CN2174526Y Crack-filling device for external wall |
| 08/04/1994 | DE4345140A1 Method of removing dusty or fibrous floor covering |
| 08/04/1994 | DE4303714C1 Preventing dust and/or fibre flying about when removing floor covering |
| 08/03/1994 | EP0608641A1 Breaking equipment |
| 08/03/1994 | CN1090365A Process for adding waterproof layer and repairing wall cracking and the structure and materials |
| 07/27/1994 | EP0416102B1 Crack repairing method |
| 07/20/1994 | EP0606206A1 Process of improving the strength of existing concrete support columns |
| 07/19/1994 | US5329740 Concrete repairing agent injection plug |
| 07/14/1994 | DE4300618A1 Bracket anchor for repair of building structures |
| 07/13/1994 | CN1089323A Method for changing window into door at ground floor of brick-structural multi-storey building |
| 07/06/1994 | CN1089008A Method for moving house |
| 07/05/1994 | US5326529 Cylinders |
| 06/29/1994 | EP0457885B1 Method of protecting embedded reinforcing members |
| 06/14/1994 | US5320722 Direct current voltage impressed between reinforcement and embedded electrode to effect electrochemical chloride removal and realkalization of the concrete |
| 06/09/1994 | WO1994012742A1 Process and arrangement for securing façade slabs |
| 06/09/1994 | DE4240253A1 Support anchor fastening facade plate to outside surface - comprises anchor body insertable in horizontal hole in outside surface and through insulation layer into facade plate |
| 05/26/1994 | WO1994011596A1 Process and devices for changing the vertical distance between the roof truss and the top ceiling of a building |
| 05/25/1994 | CN2166180Y Resin injector for repairing & strengthening of civil engineering |
| 05/19/1994 | DE4238484A1 Lifting roof of house to enlarge loft - involves large number of hydraulic actuators on common pressure supply |
| 05/11/1994 | EP0596285A1 Reinforced steel shear |
| 05/11/1994 | DE4303994C1 Connecting tunnel for personal traffic and material transport to contaminated building sites - acts as transition construction between renovation area and sluice e.g. where asbestos disposal is involved |
| 05/11/1994 | DE4237809A1 Mechanism for subsequent enlargement of chimney cross-section - has guide region section in front of cutting region in feed direction of original chimney diameter |
| 05/10/1994 | US5309692 Method for injecting repairing agent into concrete construction |
| 04/28/1994 | WO1994008916A1 Electrochemical treatment of reinforced concrete |
| 04/28/1994 | DE4235595A1 Building facade-repair system using cladding - fills space formed in intervening insulating material with hardening material to form cladding support bracket |
| 04/28/1994 | CA2146538A1 Electrochemical treatment of reinforced concrete |
| 04/20/1994 | EP0592741A2 Sausage dispensing adapter |
| 04/20/1994 | EP0592722A1 Shearing machine for steel material |
| 04/20/1994 | EP0386112B1 High pressure water/abrasive jet cutting nozzle |
| 04/12/1994 | US5301882 Concrete crusher |
| 04/12/1994 | US5301835 Adapter for dispensing material from a sausage type package |
| 04/06/1994 | EP0591077A1 Expansive demolition agent for demolishing brittle structures |
| 04/06/1994 | EP0590143A1 Facade fixation console. |
| 04/05/1994 | US5299552 Method and apparatus for cutting circular opening in structure |
| 04/05/1994 | US5299404 Patching kit for hollow doors and walls |
| 03/31/1994 | EP0678149A4 Masonry coring system. |
| 03/31/1994 | DE4231933A1 Building-facade cleaning equipment using high-pressure jet - collects cleaning liquid draining off facade and pumps to tank followed by filtration system for re-use |
| 03/30/1994 | EP0589243A2 Long hole chemical grout injector system |
| 03/30/1994 | EP0589043A1 Method of dismantling cylindrical storage tank |
| 03/24/1994 | DE4230547A1 Sealing tool for injecting liquids into e.g. holes in masonry - consists of tube with simple action spring-loaded device which expands outer sleeve after being inserted into hole to seal it |
| 03/22/1994 | US5296187 Molding a reinforced columnular structure, positioning a nonwoven metal fiber mat in a cavity, slurrying and curing |
| 03/22/1994 | US5296083 Process and apparatus for removal of asbestos floor tile |
| 03/22/1994 | CA1327958C Gear lock quick disconnect mechanism for articulated machine |
| 03/10/1994 | DE4229829A1 Sealing of branch pipe into side of large-dia. concrete pipe - involves reinforcing plates anchored in grout inside main pipe and liner pipe sealed into branch pipe |
| 03/10/1994 | DE4229385A1 Covering anchored corrugated plates on building roof - involves fitting flat carrier strips held by roof plate retention screws and accommodating screws holding thermal insulation layer |
| 03/09/1994 | EP0585222A1 Injection means. |
| 03/08/1994 | US5292079 Concrete breaker with protective cover |
| 03/08/1994 | US5291657 Shearing machine for steel material |
| 03/03/1994 | DE4228902A1 Movable cutter for removing folds and bubbles from soft roofs - has cutter roller on carriage in front of front wheels, with latter running within cutting surface. |
| 03/03/1994 | DE4228501A1 Injection system thrusting pressurised, liq. injection material into construction parts - consists of pressure-resistant bottle, contg. injection material and pressure medium. |
| 03/02/1994 | EP0584183A1 A rock or concrete injection method and a device for performing the method |
| 02/17/1994 | DE4227058A1 Irrigation system to remove salt from porous wall - involves sealing probes injecting water into holes drilled in wall and absorbent layer to catch salty water |
| 02/16/1994 | EP0582746A1 Concrete breaker |
| 02/10/1994 | DE4226088A1 Mechanical, or explosive demolition of building, contg. harmful substances - involves completely separating building to be demolished from surrounding space, and applies vacuum to inner space |
| 02/02/1994 | EP0580948A1 Multipurpose crusher-type implement for working machines |
| 01/27/1994 | DE4223869A1 Replacement of old floor in building - involves lowering old floor on hydraulic rams and constructing new floor on top |