| Patents for B28D 7 - Accessories specially adapted for use with machines or devices of the other groups of this subclass (3,864) |
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| 07/23/1991 | US5033192 Hand-held tool with cutting or grinding disk |
| 07/11/1991 | WO1991009715A1 Method for cleaving laminated mineral blocks, device for carrying out the method and a product produced by means of the method |
| 07/03/1991 | EP0435821A1 Hand tool equipped with a milling or grinding disc |
| 06/13/1991 | WO1991008092A1 Process and installation for producing large, thin, surface-treated slabs of natural stone without using floating effluent coolants |
| 06/04/1991 | US5021262 Waterproofing/shaping of quarried building materials |
| 04/03/1991 | EP0419614A1 Gauging template for adapting the edges of paving stones |
| 03/26/1991 | CA1281879C Composite panel with a natural stone layer |
| 03/14/1991 | DE3927601A1 Top surface treatment for stone products - is for concrete-paving stones and involves milling machine to remove 3 mm from top surface within 24 hours of casting |
| 02/19/1991 | US4993895 Apparatus for retaining a tile in a secure position to prevent rotation while an opening is drilled through the tile |
| 01/30/1991 | EP0410362A1 Device for the sizing of tiles |
| 01/15/1991 | CA1278932C Apparatus for modifying building blocks |
| 01/09/1991 | EP0407339A1 Hand device with a wheel for cutting-off or grinding |
| 01/08/1991 | US4982939 Clamp device for shaped bodies |
| 12/12/1990 | CN1047643A Process of efficient cutting and working stone materials |
| 12/04/1990 | US4974907 Pneumatic cutter for concrete and the like |
| 12/04/1990 | US4974577 Apparatus for collecting wafers |
| 11/28/1990 | EP0399076A1 Machine for the cutting of granite block or of stone materials into slabs |
| 11/06/1990 | US4968099 Fluid control system for roadway grooving apparatus |
| 10/25/1990 | DE3912885A1 Road surface milling machine - has suction device which removes broken out material straight from milling roller |
| 10/18/1990 | WO1990012178A1 Gauging template for adapting the edges of paving stones |
| 09/19/1990 | EP0387260A1 Sawing machine for cutting blocks of stone or hard material |
| 08/23/1990 | WO1990009485A1 Fluid control system for roadway grooving apparatus |
| 07/31/1990 | US4944121 Coolant supply nozzle apparatus for slicing machine |
| 06/12/1990 | US4932389 Slicing apparatus with work-feeding mechanism in feedback control |
| 05/16/1990 | EP0368184A1 Device for wet machining, particularly for cutting stone |
| 05/15/1990 | US4924843 Masonry saw jig |
| 05/09/1990 | CN1041906A Drilling device for producing drill holes with undercut |
| 04/18/1990 | EP0363617A1 Drilling device for producing drilled holes with recesses |
| 04/12/1990 | DE3906324A1 Device for measuring the position of a workpiece |
| 04/04/1990 | EP0362084A1 Process for waterproofing quarry products by using a silicone emulsion |
| 03/27/1990 | US4911138 Apparatus for producing composite panels |
| 02/13/1990 | US4900363 Method and liquid preparation for removing residues of auxiliary sawing materials from wafers |
| 02/13/1990 | US4899720 Machine for cutting stone materials |
| 02/13/1990 | US4899719 Apparatus for collecting wafers |
| 01/30/1990 | US4896647 Cutting tool system for cutting stone and method of cutting same |
| 11/16/1989 | DE3915368A1 Vorrichtung zum schneiden von platten, kacheln, fliesen o. dgl. Apparatus for cutting slabs, tiles, tiles o. The like. |
| 10/10/1989 | US4872289 Cutter |
| 09/26/1989 | US4869631 Expansion dowel with limited expansion |
| 08/29/1989 | US4860723 Ceramic tile spacing gauge and tile holder |
| 08/08/1989 | US4855177 Composite panel |
| 08/03/1989 | DE3802582A1 Method for cutting concrete parts, in particular concrete pipes, preferably with a large clear diameter and device for implementing the method |
| 08/02/1989 | EP0326372A1 Clamp device for shaped bodies |
| 07/18/1989 | US4848845 Steerable self-regulating concrete cutting saw |
| 06/07/1989 | EP0319196A2 A machine for cutting stone or other materials |
| 05/30/1989 | US4833780 Pick tool with support |
| 05/17/1989 | EP0315728A1 Tile cutting device |
| 05/09/1989 | US4827559 Vacuum system for pavement grooving machine |
| 04/27/1989 | DE3735529A1 Sawing machine for cutting through stone blocks or hard-material blocks |
| 04/27/1989 | DE3733949A1 Device for manufacturing stone-granulated paving stones and plates |
| 04/26/1989 | EP0312947A1 Sawing machine for cutting stone or hard material blocks |
| 04/20/1989 | WO1989003290A1 Sawing machine for cutting blocks of stone or hard material |
| 04/18/1989 | US4821625 Valve device for controlling the delivery of pressurized liquid to two separate hydrostatic motors |
| 03/23/1989 | DE3730693A1 Method and arrangement for binding the splitting dust in block-splitting machines |
| 03/22/1989 | EP0308213A2 Improvements in apparatus for scabbling concrete |
| 02/28/1989 | US4807587 Process of forming openings |
| 02/09/1989 | DE3725188A1 Semiautomatic substrate holder for thermal processes |
| 01/26/1989 | DE3723764A1 Method of manufacturing a stone ball |
| 12/29/1988 | DE3719024A1 Device for temporarily holding small parts, in particular precious stones |
| 12/14/1988 | EP0295201A1 Expansion plug having limited expansion |
| 12/14/1988 | CN88202259U Clipper of diamond saw for sawing thin stone plate |
| 12/14/1988 | CN87205347U Computer control device for marble saw machine |
| 12/07/1988 | EP0294267A1 Method for separating a piece of predetermined shape from a block of material, for example a rock |
| 11/30/1988 | EP0292489A1 Apparatus for modifying building blocks |
| 11/24/1988 | DE3716339A1 Method and apparatus for cutting and palletising bricks |
| 11/17/1988 | WO1988008781A1 Method of and apparatus for manufacturing a faced block material |
| 11/02/1988 | EP0127613B1 Valve device for controlling the delivery of pressurized liquid to two separate hydrostatic motors from a common source of pressurized liquid |
| 10/05/1988 | EP0285090A2 Method for removal of the residue of a sawing-aid from discs |
| 09/28/1988 | EP0102364B1 Tile cutting apparatus |
| 08/30/1988 | US4767162 Blade control system for concrete cutting apparatus |
| 08/04/1988 | DE3702239A1 Apparatus for cutting plate-shaped components, in particular tiles |
| 07/28/1988 | WO1988005480A1 Blade control system for concrete cutting apparatus |
| 06/07/1988 | US4748966 Self-regulating concrete cutting saw |
| 06/02/1988 | WO1988003860A1 Bandsaw machine |
| 06/01/1988 | EP0269172A2 Rotary rock and trench-cutting saw |
| 06/01/1988 | DE3710515A1 Bandsaegemaschine Band saw machine |
| 05/25/1988 | EP0268334A2 Rotary rock and trench-cutting saw |
| 04/12/1988 | CA1235151A1 Rotary rock and trench cutting saw |
| 02/25/1988 | WO1988001224A1 Sawing machine for cutting blocks of hard materials |
| 02/18/1988 | DE3627388A1 Sawing machine for cutting through blocks of hard material |
| 01/20/1988 | EP0253194A2 Device for milling visible surfaces of workpieces |
| 01/14/1988 | DE3719472A1 Process for the automatic production of flights of stairs |
| 01/13/1988 | EP0252434A2 Composite plate with a layer of natural stone |
| 12/16/1987 | EP0249197A1 Cutter |
| 10/07/1987 | EP0240093A2 Drilling apparatus for drilling holes in glass sheets |
| 09/08/1987 | US4691684 Apparatus for modifying building blocks |
| 07/30/1987 | DE3613477C1 Installation for separating the two parts of split clinkers |
| 07/21/1987 | US4681489 Process of forming openings |
| 07/16/1987 | WO1987004109A1 Apparatus for modifying building blocks |
| 06/25/1987 | DE3545328A1 Device for separating a rinsing liquid from solids |
| 06/23/1987 | US4674473 Core slabbing method |
| 05/05/1987 | US4662684 Rotary rock and trench cutting saw |
| 04/28/1987 | US4660539 Method and apparatus for cutting and polishing marble slabs |
| 03/04/1987 | EP0212071A1 Supporting device for stone work at a band saw |
| 02/05/1987 | DE3537450C1 Apparatus for mounting stair strings |
| 02/04/1987 | EP0210246A1 Alternating saw with two blade-holding frames |
| 01/28/1987 | EP0209918A2 Device for sawing plate material |
| 01/15/1987 | WO1987000222A1 Vacuum system for pavement grooving machine |
| 01/08/1987 | DE3523477A1 Device for cleaning boreholes |
| 12/16/1986 | US4628894 Core slabbing apparatus |
| 08/20/1986 | EP0191509A1 Portable electrical milling and/or trimming machine tool for the machining with suction of produced chips and dust |