| Patents for B21F 27 - Making wire network, i.e. wire nets (1,783) |
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| 09/23/1990 | CA2012774A1 Process and device for guiding wire sections through an insulating body of a component |
| 09/05/1990 | EP0385513A1 Method for coating a core material with metal |
| 08/28/1990 | US4951437 Curved walls from flat prefabricated panel formed from three-diamensional metal screen with formed plastic filling |
| 08/16/1990 | EP0382265A2 Method and apparatus for coating a core material with metal |
| 08/09/1990 | WO1990008606A1 Device for feeding a mesh welding machine with longitudinal elements |
| 07/25/1990 | EP0378617A1 Grid welding machine operating on the electrical resistance principle. |
| 07/04/1990 | EP0376765A1 Device for the manufacture of reinforcement for armoured concrete and process for the use of this device |
| 06/06/1990 | EP0371956A2 Method and installation for feeding longitudinal elements to a welding machine for making grids or gratings |
| 05/30/1990 | EP0370734A2 Filter for gas producer and method for producing the same |
| 05/23/1990 | EP0368967A1 Process and installation for producing two-layered welded network bodies. |
| 05/01/1990 | US4920638 Method and device for the production of wire jointed band |
| 04/17/1990 | US4917284 Apparatus for manufacturing building panels |
| 04/17/1990 | CA2000829A1 Prefabricated metal units for building construction |
| 04/10/1990 | CA1267587A1 Reinforcement binding machine |
| 03/27/1990 | US4911209 Method and apparatus for forming wire mesh cages |
| 03/21/1990 | CN2054804U Shaped-by-welding stainless steel paper machine net cage |
| 03/13/1990 | US4907327 Device for automatically securing a borderwire on a mattress innerspring |
| 02/28/1990 | EP0355776A2 Method for reinforcing of concrete slabs, device for carrying out the method as well as lattice girders |
| 02/21/1990 | CN2053120U Prepressing processor for spring in bed core |
| 12/14/1989 | WO1989011933A1 Grid welding machine operating on the electrical resistance principle |
| 12/13/1989 | EP0345844A1 Welded netting with deformed stretching wires and method of making such netting |
| 12/12/1989 | US4886249 Spring bands for incorporation in spring units |
| 11/30/1989 | WO1989011358A1 Process and installation for producing two-layered welded network bodies |
| 11/21/1989 | CA1263070A1 Machine for production of coil springs |
| 10/11/1989 | CN1036189A Process for recovery of platinum catalyst |
| 09/20/1989 | EP0333663A1 Device on a welding machine for feeding wires to be welded to work pieces, in particular a cross-wire feeding device on a wire mesh welding machine, and method of feeding wires to be welded to a work piece |
| 09/08/1989 | WO1989007994A1 Apparatus for manufacturing combined springs |
| 08/10/1989 | DE3809420C1 Machine for producing reinforcing cages for reinforced-concrete pipes in vertical type of fabrication |
| 08/01/1989 | US4853511 Apparatus for the feeding of transverse wires to the welding line of a grid welding machine |
| 08/01/1989 | US4853293 Compacted metallic wire element |
| 07/27/1989 | DE3744768A1 Method for the manufacture of welded wire meshes of different steel cross-section |
| 07/18/1989 | US4848560 Feeding apparatus for grid welding machine |
| 06/14/1989 | EP0319950A1 Crosswire feeding device for a grid-welding machine |
| 06/13/1989 | US4838322 Method for assembling three-dimensional metal structures, machine for the manufacturing thereof, and structures obtained with such a method |
| 06/08/1989 | DE3739713A1 Retaining device for use when assembling cage-like reinforcements for concrete parts |
| 05/30/1989 | US4834148 Reinforcement binding machine |
| 05/23/1989 | US4831699 Process for making curved walls starting with a flat prefabricated panel formed from three-dimensional metal screen with formed plastic filling |
| 05/16/1989 | CA1254309A1 Offset continuous row coil spring assembly |
| 04/27/1989 | DE3809590C1 Safety grille |
| 04/06/1989 | DE3731029A1 Method and arrangement for producing lagging mats for mine support |
| 03/29/1989 | EP0308837A1 Apparatus for manufacturing building panels |
| 03/29/1989 | CN2034882U Automatic weaving and locking apparatus for a rhombic metal net |
| 03/14/1989 | EP0291531A4 Construction panel. |
| 02/16/1989 | DE3741377C1 Method and device for bridge welding |
| 01/04/1989 | EP0297201A1 Device for feeding lengths of longitudinal elements to a grid-welding machine |
| 12/06/1988 | US4789010 Apparatus for manufacturing reinforcements |
| 12/01/1988 | WO1988004590A3 Arrangement in welding machines |
| 11/23/1988 | EP0291531A1 Construction panel |
| 11/22/1988 | US4785602 Construction panel |
| 09/20/1988 | US4771494 Offset continuous row coil spring assembly |
| 07/06/1988 | EP0273901A1 Device for feeding the transvers wires to the welding line of a wire mesh welding machine |
| 06/30/1988 | WO1988004590A2 Arrangement in welding machines |
| 06/23/1988 | EP0179820A4 Apparatus for fabricating concrete reinforcing stirrups and the welding thereof with rods to form a concrete reinforcing cage. |
| 06/08/1988 | EP0270510A2 Methods for producing a metallic element and metallic element therefrom |
| 06/02/1988 | WO1988003980A1 Construction panel |
| 05/31/1988 | US4748309 For manufacturing grids |
| 05/24/1988 | CA1313598B Slat retaining means for chain link fences |
| 05/11/1988 | DE3638241A1 Protective grid |
| 05/05/1988 | DE3736560A1 Apparatus for the production of network |
| 04/21/1988 | DE3634736A1 Machine for the production of tubular reinforcing bodies for concrete tubes |
| 04/20/1988 | EP0263997A2 Feeding of transverse wire to a grating welding machine |
| 03/16/1988 | CN85105292B Net belt |
| 03/01/1988 | CA1233338A1 Reinforcing material |
| 02/23/1988 | US4726106 Method and apparatus for forming a row of spring coils from a continuous length of wire |
| 02/11/1988 | DE3625839A1 Method for the production of position rod mats used as a reinforcement for reinforced-concrete components and an apparatus for the production of these mats |
| 01/27/1988 | CN87103540A Reinforcement binding machine |
| 12/23/1987 | EP0250033A2 Process for making curved walls starting with a flat prefabricated panel formed from three-dimensional metal screen with foamed plastic filling |
| 12/23/1987 | EP0249737A2 Reinforcement binding machine |
| 12/17/1987 | WO1987007541A1 The manufacture of spring units |
| 12/17/1987 | WO1987007540A1 Apparatus for use in making spring units |
| 12/17/1987 | WO1987007539A1 Spring bands for incorporation in spring units |
| 12/09/1987 | EP0248660A1 The manufacture of spring units |
| 11/11/1987 | EP0244790A1 Device for producing reinforcements |
| 10/20/1987 | CA1228224A1 Installation for the manufacture by a continuous process of compound panels |
| 10/14/1987 | EP0241449A1 Resistance multi-spot welding machine |
| 10/14/1987 | EP0241052A1 Method for manufacturing metal wire netting |
| 10/08/1987 | DE3611482A1 Machine for producing reinforcing cages for reinforced-concrete pipes or the like |
| 10/07/1987 | EP0239745A2 Machine for making wire nets with welded longitudinal and cross-wires, in particular for concrete reinforcements |
| 09/24/1987 | WO1987005544A1 Flexible integrated machine for automatically fabricating metal armatures particularly for reinforced concrete |
| 07/28/1987 | US4683010 Compacted wire seal and method of forming same |
| 07/28/1987 | US4682637 Linear weaving machine |
| 06/16/1987 | US4673786 Electrical resistance grid welding machine |
| 05/26/1987 | US4667707 Method for assembling three-dimensional metal structures, machine for the manufacturing thereof, and structures obtained with such a method |
| 05/26/1987 | US4667452 Reinforcing unit including steel mats connected by connector bars |
| 04/21/1987 | US4658867 Process and equipment for the production of reinforcement baskets for large-bore piles |
| 04/21/1987 | US4658623 Method and apparatus for coating a core material with metal |
| 04/01/1987 | EP0216215A1 Method and device for producing a wire link band |
| 04/01/1987 | EP0216154A1 Welding machine with longitudinal wire feeding device for wire grilles made of wires in longitudinal and transverse direction |
| 03/12/1987 | WO1987001314A1 Process and device for manufacturing a wire link conveyor |
| 03/04/1987 | CN85105292A Net belt |
| 03/03/1987 | US4647515 Reinforcing material |
| 01/29/1987 | DE3623260A1 Apparatus for the continuous feeding and correctly positioned holding of the group of wires in the welding zone of a welding machine for the production of diagonal grids |
| 01/06/1987 | US4634045 Dewatering screen manufacture and method thereof |
| 12/30/1986 | EP0206629A2 Screens, a method of making screens and apparatus for making screens |
| 12/23/1986 | CA1215611A1 Barrier-type metal wire fabric and its manufacture |
| 12/23/1986 | CA1215610A1 Fabrication of helically-wound spirals for metal wire belts |
| 12/02/1986 | US4625773 Machine for fabricating a reinforcing body for a concrete pipe |
| 11/26/1986 | CN85104118A Assembling method and its machine of three dimensional metal frame, and each kind of frame obtained with this method |
| 10/22/1986 | CN85202127U Weaving spindle with steel strip |
| 10/08/1986 | EP0196542A2 Method and device for making a reinforcing cage for reinforced-concrete building elements |