Patents
Sitemap › E04 - Building › E04G - Scaffolding; Forms; Shuttering; Building implements or other building aids, or their use; Handling building materials on the site; Repairing, breaking-up or other work on existing buildings › E04G 15 - Forms or shutterings for making openings, cavities, slits, or channels
Patents for E04G 15 - Forms or shutterings for making openings, cavities, slits, or channels (3,453)
05/1991
05/22/1991EP0419580A4 Cast-in-place manhole liner apparatus and method
04/1991
04/03/1991EP0419580A1 Cast-in-place manhole liner apparatus and method
04/02/1991US5004208 Removable recess forming insert
03/1991
03/14/1991DE3929923A1 Core-shuttering corner-section - comprises nut or screwed bar clamping inner and outer angle-pieces together
03/12/1991US4998705 Apparatus for forming voids in concrete
02/1991
02/20/1991CN2071679U Telescopic internal shuttering for narrow well
02/06/1991CN2070784U Tool doorsill for pre-leaving door opening on concrete prefabricated parts
01/1991
01/21/1991WO1991001424A1 A brace
01/21/1991CA2063998A1 Brace
11/1990
11/08/1990DE3910800A1 Device for forming wall lead-throughs in concrete construction work
10/1990
10/18/1990DE3911606A1 Shuttering for concrete structure - has panels supported by corner elements made from two angle pieces
10/04/1990DE3910050A1 Blockout insert for supply lines in concrete floors
09/1990
09/26/1990EP0388992A2 Reinforcement connection as well as holder for a reinforcement connection
09/20/1990DE4006698A1 Prodn. of cavities in concrete - by reusable core coated with crude montan wax
08/1990
08/09/1990DE4001174A1 Installation of pipework embedded in concrete - involves access holes in shuttering drilled with aid of template
08/09/1990DE4000033A1 Shuttering of concrete lining of manhole - is made from elastically flexible sheet bent to cylindrical form
06/1990
06/19/1990US4935186 Method of manufacturing concrete beams
05/1990
05/30/1990CN1042580A Large forms for deformation joint
05/16/1990CN2057198U Filler for anchor bolt preset hole in aerated concrete
04/1990
04/25/1990EP0364497A1 Through construction element
03/1990
03/22/1990WO1990002847A1 Cast-in-place manhole liner apparatus and method
02/1990
02/22/1990DE3926140A1 Profiled metal cut=out section for container - is open on opposite sides, and has weakened lines
12/1989
12/26/1989US4888922 Setting hoist anchors in poured concrete structures
12/07/1989DE3916654A1 Laying aid for leading pipelines through floors, and apparatus for securing a service-water distributor arranged beneath a concrete floor in the region of a pipeline-laying aid, and process for laying flexible pipelines
11/1989
11/28/1989US4882886 Automatically-releasable pipe attachment device
11/08/1989EP0340927A1 Insert for a channel section member
11/01/1989CN2046904U Concrete hole boring and pipe burying device
10/1989
10/31/1989US4877216 Automatically-releasable pipe-attachment device
10/18/1989EP0248061B1 Anchor bolt for concrete elements
09/1989
09/06/1989EP0331583A1 Devices for making recesses in concrete
08/1989
08/17/1989DE3803649A1 Blockout shuttering
06/1989
06/27/1989US4842240 Conduit positioner for concrete form structure
06/15/1989DE3814814A1 Blockout element for producing mounting holes in concrete
06/14/1989EP0320092A1 Recess plug for precast concrete panels
06/07/1989EP0248813B1 Re-usable casing system for the creation of free spaces in building materials
04/1989
04/27/1989DE3733703A1 Blockout bodies
04/25/1989US4823527 Plumbing concrete form accessory
04/18/1989US4821994 Molding for the retention of a tie in the concreting of a precast concrete part
03/1989
03/09/1989WO1989002015A1 Through construction element
02/1989
02/28/1989US4807843 Recess plug for precast concrete panels
02/14/1989US4804160 Automatically-releasable pipe-attachment device
08/1988
08/25/1988DE3703654A1 Apparatus for shuttering concrete end surfaces, and production processes for joints and cavities by means of this apparatus
07/1988
07/21/1988DE3700351A1 Flexible-band shuttering system for through-passages in walls and floors
07/13/1988CN87107608A Method of making hole using spiralpipe
07/12/1988CA1239036A1 Adjustable self-leveling sleeve insert for concrete passages
06/1988
06/15/1988CN86107919A Spot continual construction method for concrete pipeline
06/07/1988US4749170 Method of arranging a splice sleeve to receive reinforcing bars
05/1988
05/10/1988US4742585 Tub box
05/04/1988CN87205722U Combined inflatable inner mould in curved shape
04/1988
04/06/1988EP0262401A1 Holding device for an anchor bolt during the concreting of a precast concrete unit
03/1988
03/24/1988DE3632653A1 Reusable shuttering apparatus for producing a cavity in a hardening material
03/09/1988EP0259295A1 Device for moving and manipulating heavy loads, especially prefabricated concrete elements
01/1988
01/21/1988DE3622309C1 Shuttering for steel cases which are to be connected, by means of sealants, on building walls consisting of concrete or masonrywork and are intended for, in particular, fire doors
01/07/1988EP0231362A4 Hoist coupling.
11/1987
11/19/1987WO1987006971A1 Method of and means for forming apertured concrete slabs
11/17/1987US4706927 Form for producing arcuate bores in poured concrete slabs
09/1987
09/24/1987DE3706936A1 Shuttering box
08/1987
08/12/1987EP0231362A1 Hoist coupling
08/05/1987EP0230542A1 Method and apparatus for introducing and embedding in concrete an anchor bolt in a concrete element
06/1987
06/18/1987WO1987003638A1 Anchor bolt for concrete elements
06/09/1987US4671554 Hoist coupling
06/09/1987US4671483 Concrete-form conduit holder
05/1987
05/19/1987US4666388 Collapsible form and device for removing form from cast concrete
04/1987
04/28/1987CA1220954A1 Anchoring track with removable filler body
02/1987
02/17/1987US4642956 Fire-retardant fluid coupling assembly and method
02/12/1987WO1987000823A1 Hoist coupling
02/12/1987DE3527220A1 Pipe passage for walls of building structures
12/1986
12/16/1986US4629155 In-situ post hole forming device
11/1986
11/25/1986US4624086 Adjustable self-leveling sleeve insert for concrete passages
11/20/1986EP0201501A1 Method and means for removing reusable forms for openings in concrete structures
10/1986
10/28/1986US4619087 Barrier-embedded pipe-coupling apparatus and method
09/1986
09/12/1986WO1986005229A1 Re-usable casing system for the creation of free spaces in building materials
09/10/1986EP0124532B1 A floor laying arrangement
07/1986
07/08/1986US4598517 For use when casting concrete floors
06/1986
06/10/1986US4594205 Durable, efficient
05/1986
05/20/1986US4589624 Window buck or pouring frame
04/1986
04/22/1986CA1203396A2 Apparatus for forming a recess about an anchor embedded in concrete
12/1985
12/31/1985CA1198607A1 Support structures for use in building
08/1985
08/15/1985WO1985003542A1 Method and means for removing reusable forms for openings in concrete structures
08/06/1985US4532740 Anchoring track with removable filler body
08/06/1985CA1191362A1 Mold and gasket seal for mansonry wall opening
07/1985
07/02/1985CA1189889A1 Lift system for tilt-up walls
05/1985
05/07/1985US4515271 Insert means for forming voids in concrete and method of applying same
04/1985
04/10/1985EP0136706A2 Shuttering block
12/1984
12/27/1984CA1179860A Displacement body
12/18/1984US4488388 Supporting pipe clamp
12/18/1984CA1179527A1 Apparatus for obtaining a test core
12/12/1984EP0127700A1 Production of apertures in flowing material
11/1984
11/14/1984EP0124532A1 A floor laying arrangement.
11/07/1984EP0123979A2 Anchoring channel for structural engineering
08/1984
08/22/1984EP0116476A2 Securing device
06/1984
06/05/1984USRE31598 Aperture forming device
04/1984
04/24/1984US4443980 Pulling iron enclosure
03/1984
03/28/1984EP0103774A1 Member for forming an opening in concrete floors
03/20/1984US4437642 Lift system for tilt-up walls
03/20/1984US4437276 Method and device for the performance of a supporting function in a passage
02/1984
02/14/1984US4430831 Window buck and frame
01/1984
01/24/1984US4427173 Self-leveling sleeve insert for concrete passages
01/05/1984WO1984000044A1 A floor laying arrangement
11/1983
11/29/1983CA1157679A1 Recoverable form part for use in the region where a tendon is anchored in a prestressed concrete component
1 ... 24 25 26 27 28 29 30 31 32 33 34 35