| 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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| 02/21/2002 | DE10015904C1 Handling aid, for reinforcing mat for concrete ceiling, has sheet metal plate formed with recess for round rod held above reinforcing mat |
| 02/21/2002 | CA2419419A1 Roof anchor method and apparatus |
| 02/20/2002 | EP1180566A2 "Improvements relating to support assemblies" |
| 02/20/2002 | EP1180188A1 Vent flow apparatus and method |
| 02/14/2002 | WO2002012630A1 Method and system for constructing large continuous concrete slabs |
| 02/14/2002 | US20020017028 Apparatus for and a method of providing a reference point or line |
| 02/13/2002 | CN2476610Y Reinforced bar binding machine |
| 02/13/2002 | CN2476609Y Concrete injector sealing board |
| 02/13/2002 | CN1335445A Mortar distributor for hollow concrete block |
| 02/12/2002 | US6345689 Rooftop fall protection system |
| 02/07/2002 | US20020015618 Concrete placing machine with hydraulic and concrete swivel |
| 02/07/2002 | DE10037274A1 Device for fixing of vertical construction elements has formwork with cap fitted on upper edge and connected to one end of crosspiece which by other end supports guide detachably connected to upright sleeve |
| 02/06/2002 | EP1178166A1 Multi-purpose prefabricated centering |
| 02/06/2002 | CN1334520A Method for reading observation photograph of work |
| 02/05/2002 | US6343444 Plumbing device for plumbing and connection of a long member |
| 01/31/2002 | WO2002008522A2 Support booms for mobile working machines and mobile concrete pump with said support booms |
| 01/31/2002 | US20020011316 Partition mount |
| 01/31/2002 | DE19947685A1 Device, for laying steel-reinforced concrete floor slabs in animal stalls, has manual hydraulic pump attached to frame on pivoting rollers, with pump operating two lifting arms |
| 01/31/2002 | DE19927393C2 Absturzsicherungsvorrichtung für Personen bei Dachmontagen beim Hallenbau Fall protection device for persons with roof assembly hall at |
| 01/31/2002 | DE10035014A1 Trowel, has curved side edge, preferably corresponding to curvature of container filled with material being applied |
| 01/31/2002 | DE10034035A1 Markiervorrichtung und Verfahren zum visuellen Fixieren von Signalmarkierungen an vermessenen Flächen Marking and method for visual fixation of signal marks on surfaces measured |
| 01/31/2002 | DE10033137A1 Frequenzumformer für einen Innenrüttler Frequency for a poker vibrator |
| 01/30/2002 | EP1176269A1 Metallic arch support for making arches and vaults in the building industry |
| 01/30/2002 | CN2474667Y Up and down rubber sealing board used for rotor type wet concrete spraying machine |
| 01/29/2002 | US6341452 Transport anchor for embedding in prefabricated reinforced concrete parts |
| 01/24/2002 | US20020009566 Injection hose and method of construction thereof |
| 01/24/2002 | DE10034066A1 Device to prevent falling from roof; has fixing unit clamped on inside and outside of gutter for wall-shaped balustrade element and has support element arranged on house wall |
| 01/24/2002 | DE10033845A1 Turm aus Spannbeton-Fertigteilen Tower of prestressed precast |
| 01/24/2002 | DE10033842A1 Mortar application carriage has mortar transport device mounted on carriage to move filled mortar to rear part of carriage during application process |
| 01/23/2002 | CN2473278Y Clamp for external vibrator for building construction |
| 01/23/2002 | CN2473277Y High frequency attached vibrator |
| 01/22/2002 | US6340278 Granule transfer apparatus and granule spreading method |
| 01/17/2002 | WO2002004766A2 Tower made of prestressed concrete prefabricated assembly units |
| 01/17/2002 | WO2002004764A2 Frequency converter for an immersion vibrator |
| 01/17/2002 | WO2002004163A1 Reinforcement butt stud welding method and device therefor and repairing/expanding method for ferroconcrete structure |
| 01/17/2002 | US20020005789 Device of and method for visual fixation of signal markers on surveying surfaces |
| 01/17/2002 | DE10104919A1 Building for living or trade uses shutter-smooth face of storey plate as floor above and ceiling below in heat-insulated service-channeled design. |
| 01/17/2002 | DE10033407A1 Method for linking cast building blocks using parallel fibres aligned via an intermediate grooved support block |
| 01/17/2002 | DE10032622A1 Concrete pumping vehicle as footed boom reciprocates boom by double-acting hydraulic cylinder led through boom box and telescoping parts so box swivel axis intersects cylinder axis at right angles. |
| 01/16/2002 | CN2471871Y Steel wire cramp |
| 01/10/2002 | WO2002002890A1 Apparatus and method for setting horizontal state of bottom plane |
| 01/10/2002 | DE10031218A1 Applicator for thin and medium bed mortar has mortar slide with passages in end wall and formed from two part faces running into each other, with lower part face preferably rectangular or trapezoidal, and upper part face arc-form |
| 01/09/2002 | EP1169090A1 Tethering apparatus and inertia locking reel |
| 01/09/2002 | CN2470460Y Deflection gauge |
| 01/09/2002 | CN1330194A Clamping anchor with oblique section |
| 01/08/2002 | US6336623 Portable safety barrier |
| 01/03/2002 | US20020002218 A modified acrylic polymer obtainable by reacting a poly(acrylic acid) with inert endgroups resulting from initiators and/or chain transfer agents, polyalkylene glyclo monoalkyl ether, alpha-aminopolyalkylene glycol-omega |
| 01/03/2002 | US20020000076 Octagonal post anchor template |
| 01/03/2002 | DE10039615C1 Application device, for thin bed mortar, has upper filling opening for mortar and at least one lower application opening with at least two application rollers arranged under mortar container |
| 01/03/2002 | DE10031499A1 Anchor bolt for building site handrails comprises four-edged hollow profile held in concrete by locking and service legs of concreted-in arrester bolt. |
| 01/02/2002 | EP1167317A1 Alkali-free set and hardening accelerator |
| 01/02/2002 | EP1165908A1 Device for facilitating masonry work and method for building walls |
| 01/02/2002 | EP1165907A1 Internal vibrator with a measuring system |
| 01/02/2002 | CN2469110Y Means for filling holes with mud for killing mouse |
| 01/01/2002 | US6334507 Fall protection system and trolley for use in such a system |
| 01/01/2002 | US6334287 Wall hinge |
| 01/01/2002 | US6334286 Device for lifting prefabricated components, particularly made of concrete, or the like |
| 12/26/2001 | CN2467671Y Concrete vibrator |
| 12/26/2001 | CN1328194A Process for dewatering and coagulating superfine granular material |
| 12/21/2001 | CA2349796A1 Alkali-free setting and hardening accelerator |
| 12/19/2001 | EP1164231A2 Improvements in and relating to insulated walls |
| 12/19/2001 | EP1163409A1 Poker vibrator with frequency converter |
| 12/13/2001 | WO2001094206A1 A method and an apparatus for twisting and tightening a wire |
| 12/13/2001 | DE10028332A1 Rafter connector to form up to 3 notches on sloping or flat roof rafters or as orientation aid for rafters on open roof; has telescopic rod with several separable elements with variable angle elements |
| 12/13/2001 | DE10028262A1 Planendachkonstruktion An awning construction |
| 12/12/2001 | EP1162330A2 Device for catching falling persons or objects |
| 12/12/2001 | EP1162325A2 Saddle roof structure |
| 12/12/2001 | EP1002159B1 Vibrating device and method for its construction |
| 12/12/2001 | CN2464970Y Long distance compressed gas conveying pump |
| 12/06/2001 | WO2001092056A1 A transportation and installation assist device for at least one pre-cast concrete tilt panel |
| 12/06/2001 | US20010048636 Method and device for providing paste-like building material |
| 12/06/2001 | DE10026724A1 Schalungsteil Form member |
| 12/05/2001 | EP1160395A2 Device in guard railings |
| 12/05/2001 | EP1160066A2 Forming element |
| 12/05/2001 | CN2463497Y Attached-type electric high-frequency vibrator |
| 12/04/2001 | US6325531 Concrete vibrator head with enhanced vibration and fluid bearing |
| 11/29/2001 | WO2001090499A1 Construction of high-rise building with large modular units |
| 11/29/2001 | US20010046179 Concrete vibrator head with enhanced vibration and fluid bearing |
| 11/29/2001 | US20010045555 Portable safety fence system for construction sites |
| 11/29/2001 | US20010045079 Wall panel lifting system used for forming multistory block and brick walls |
| 11/29/2001 | DE10051956A1 Wall block gripping device has mounting with clamping device which can be activated regardless of weight |
| 11/29/2001 | DE10023697A1 Profile strip to create transition between two adjacent surfaces of building; has moulded-on, deformable protective strap for one surface that can be adapted to fit part projecting from surface |
| 11/28/2001 | CN1324427A Distributing device for thick substances, especially concrete |
| 11/27/2001 | US6322286 Vibrating screed and method of making same |
| 11/27/2001 | US6321823 Partition mount |
| 11/22/2001 | WO2001088309A1 Adjustable frame |
| 11/22/2001 | WO2001088308A1 Device for jointing of concrete elements |
| 11/22/2001 | WO2001088304A1 Shaped bar for establishing a junction between a structural member and a building surface |
| 11/22/2001 | WO2001088303A1 Profile strip |
| 11/22/2001 | WO2001088299A1 Building component spacer brace |
| 11/22/2001 | WO2001087420A1 Energy absorber |
| 11/21/2001 | EP1021630B1 Device for linking reinforced concrete elements |
| 11/21/2001 | EP0715673B2 Large manipulator, especially for self-propelled concrete pumps, and method for operating it |
| 11/21/2001 | EP0713553B1 A glass brick wall |
| 11/21/2001 | CN2460662Y Eccentric inserted concrete vibrator |
| 11/21/2001 | CN2460661Y Hinge-type vibrating spear |
| 11/21/2001 | CN2460660Y External vibrator |
| 11/21/2001 | CN2460659Y Self-propelled concrete belt-type distributing machine |
| 11/21/2001 | CN2460241Y Jack for single prestressed reinforcing steel stretch-draw |
| 11/21/2001 | CN1075152C Concrete transporting apparatus |