| Patents for B28D 1 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere; Machines, devices, tools therefor (14,003) |
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| 06/06/2001 | CN2433069Y Stone cutting machine |
| 06/06/2001 | CN2433068Y Wall grooving machine |
| 06/06/2001 | CN2433067Y Hammer for processing pitting |
| 06/05/2001 | US6242709 Method for manufacturing conductive wafers, method for manufacturing thin-plate sintered compacts, method for manufacturing ceramic substrates for thin-film magnetic head, and method for machining conductive wafers |
| 06/05/2001 | US6240914 Tile cutter |
| 06/05/2001 | US6240913 Splitting machines |
| 05/31/2001 | WO2001038257A1 Method for consolidation of natural stone blocks or recomposite blocks |
| 05/31/2001 | WO2001038242A1 Method and device for cutting a flat workpiece that consists of a brittle material |
| 05/31/2001 | DE19954776A1 Bench-saw incorporates bench with gap, sawing-head movable along machine beam, cutter shaft, drive motor, and swivel axle |
| 05/31/2001 | CA2392334A1 Method for consolidation of natural stone blocks or recomposite blocks |
| 05/30/2001 | EP1103360A1 Sawing installation for cutting natural stone |
| 05/30/2001 | EP1103359A1 Sawing installation for cutting natural stone |
| 05/30/2001 | CN1296871A Workpiece cutting device and method |
| 05/23/2001 | CN2431099Y Ring cutting saw for stone |
| 05/23/2001 | CN1295898A Drilling tool |
| 05/23/2001 | CN1066091C Program controller of gantry cutting machine for cutting stone material |
| 05/22/2001 | US6234882 Surface enhancement system for building blocks |
| 05/22/2001 | US6233831 Dust collector-equipped power cutter |
| 05/17/2001 | WO2001034359A1 Power cutting saw with fluid cooling bearing assembly |
| 05/17/2001 | DE19954315A1 Drilling tool especially for drilling rock has socket area for cutting plate and two opposing guide areas with guide section parallel to drilling direction but off-set by ninety degrees for accurate centring and alignment |
| 05/17/2001 | DE19953505A1 Mobile chainsaw for concrete or stone wall cuts comprises guide unit parallel to cut plus slide mounting saw arm and drive and grooved for chain riding on rollers. |
| 05/17/2001 | DE19953239A1 Stone preparation device has tool carrier held by vibration mounts in frame and drive is electrically driven vibration motor provided with unbalance |
| 05/16/2001 | EP1099524A2 Cutting blade having through holes extending in spiral arrays |
| 05/16/2001 | CN1065946C Splitting method for quarrying stone material and its splitter |
| 05/11/2001 | CA2325061A1 Drilling tool |
| 05/10/2001 | WO2001032349A1 Method and device for rapid cutting of a workpiece from a brittle material |
| 05/10/2001 | WO2000043175A3 Blade ring saw assembly |
| 05/09/2001 | EP0912306B1 Compact motorized table saw |
| 05/09/2001 | CN1294044A High speed boring appts. |
| 05/09/2001 | CN1065470C Method for cutting big granite square tile |
| 05/09/2001 | CN1065468C Hand toolroom machine |
| 05/08/2001 | US6228816 Aqueous cutting fluid, aqueous cutting agent, and process for cutting hard brittle materials with the same |
| 05/08/2001 | US6227188 Method for improving wear resistance of abrasive tools |
| 05/08/2001 | CA2288575A1 Block splitting device |
| 05/02/2001 | EP1095750A1 An improved tool for cutting stone blocks or the like and a process for obtaining the tool |
| 05/01/2001 | US6223736 Tile cutter |
| 05/01/2001 | US6223375 Drilling and fastener driving tool |
| 04/26/2001 | WO2001028738A1 Separating and milling device |
| 04/26/2001 | WO2001028720A1 Spectacles lens boring jig positioning device |
| 04/25/2001 | EP1093899A1 Process and installation for automatic production of slate out of slate debris |
| 04/25/2001 | EP1093898A2 A breaker device for removing the tops of columns. |
| 04/25/2001 | EP1093897A2 High speed-perforating apparatus |
| 04/25/2001 | EP0928360B1 Drill shank for a drill drive |
| 04/19/2001 | WO2001026870A1 Methods and apparatus for manufacturing fiber-cement soffits with air vents |
| 04/18/2001 | EP1092686A2 Glass cutting disc |
| 04/18/2001 | EP1091838A1 Modular system of circular saw blades for forming curved surfaces in marble, stone and the like |
| 04/18/2001 | EP0934141A4 Method and apparatus for forming cuts in catheters, guidewires and the like |
| 04/18/2001 | CN1291933A Modular system fo circular saw blades for forming curved surfaces in marble, stone and like |
| 04/11/2001 | EP1090726A1 Scribe device |
| 04/11/2001 | EP1090725A1 Scribe device |
| 04/11/2001 | EP1089859A1 Method for cutting blocks of stone and frame cutting machine for carrying out said method |
| 04/11/2001 | CN2426406Y Mechanical drive grooving sawing machine with immohile pressure arm |
| 04/10/2001 | US6213560 Variable width milling drum |
| 04/10/2001 | US6213230 Drilling tool especially for the rotary percussion drilling of preferably rock |
| 04/10/2001 | US6212778 Plaster cutting device |
| 04/05/2001 | WO2001023157A2 Method and apparatus for quarrying rock |
| 04/05/2001 | WO1997010087B1 Method and apparatus for safe operation of self propelled concrete saw |
| 04/04/2001 | CN2426014Y Torsion impact type vibration cutting mechamism |
| 04/04/2001 | CN2425758Y External water-filling type diamond bit |
| 04/04/2001 | CN2425757Y Machine for drilling stone and ceramic board |
| 04/04/2001 | CN1063998C Method for producing jadestone grain |
| 03/29/2001 | WO2001021370A1 Head for tile cutting machines |
| 03/28/2001 | EP1086794A2 Diamond wire cutting machine for cutting stone in quarries or reinforced concrete on construction sites and the like |
| 03/27/2001 | CA2160995C Rock drill |
| 03/22/2001 | WO2001019578A1 Saw blade and method for producing a saw blade |
| 03/22/2001 | WO2001019577A1 Waste containment system and method for an abrading or cutting device |
| 03/22/2001 | DE19920492A1 Verfahren zur Herstellung eines Formkörpers mit einer oberflächlich sichtbaren dünnen Natursteinschicht Method for producing a molded body with a visible superficial thin layer of natural stone |
| 03/22/2001 | CA2385158A1 Waste containment system and method for an abrading or cutting device |
| 03/21/2001 | CN1287898A Drilling tool |
| 03/20/2001 | US6203416 Outer-diameter blade, inner-diameter blade, core drill and processing machines using same ones |
| 03/20/2001 | US6203113 Cutting drum with percussive bits |
| 03/15/2001 | DE19953548C1 Concrete surfacing removal method uses liquid spray jet ring for enclosing broken up material for preventing dangerous dust |
| 03/15/2001 | DE19942987A1 Bohrwerkzeug Drilling tool |
| 03/15/2001 | DE19942986A1 Bohrwerkzeug Drilling tool |
| 03/15/2001 | DE19942985A1 Bohrwerkzeug Drilling tool |
| 03/14/2001 | EP1083295A1 Drilling tool |
| 03/14/2001 | EP1083294A1 Drilling tool |
| 03/14/2001 | EP1083293A1 Drilling tool |
| 03/13/2001 | US6199956 Round-shank bit for a coal cutting machine |
| 03/13/2001 | US6199644 Drilling tool with a suction device |
| 03/13/2001 | US6199545 Engraving apparatus and method |
| 03/08/2001 | DE19936165C1 Stone material cutting device has sword and cutting band provided by sliding segments defining sawtooth lubrication gap sections between cutting band and sword providing hydrodynamic sliding bearing |
| 03/08/2001 | DE10035435A1 Cutting wheel has spokes interspersed with inertia cavities, central opening, inner and outer rings, central opening and cutters |
| 03/08/2001 | DE10025894A1 Cutter chain has inner and outer chain links joined by pins, holes, bent ends, ledge and wall |
| 03/07/2001 | EP1080859A1 Core cutting tool |
| 03/07/2001 | CN2422116Y Double flywheel sand working machine |
| 03/06/2001 | US6196096 Method for sawing wafers employing multiple indexing techniques for multiple die dimensions |
| 03/06/2001 | US6195904 Adjustable tile measuring device |
| 02/28/2001 | EP1078718A2 Drilling and fastener driving tool |
| 02/28/2001 | CN2421136Y Full-automatic slab cutting machine |
| 02/28/2001 | CN1285251A Screwing tool for drilling and fastener |
| 02/28/2001 | CN1062506C Stone processing method |
| 02/27/2001 | US6192875 Core bit |
| 02/27/2001 | CA2150164C Rock drill |
| 02/22/2001 | WO2001012904A1 Cutting device with changeable cutting depth |
| 02/22/2001 | DE19938655A1 Stone working machine; has casing for cutting roller operated by electromotor with base plate having opening for roller and longitudinal abutment with abutment surface for work piece |
| 02/22/2001 | DE19937937A1 Process for removing a thin layer film from a material block comprises using a sawing device that moves relative to the block and is made of a flexible abrasive hard material |
| 02/22/2001 | DE19937935A1 Method to manufacture thin-film half-finished product; involves preparing smooth face of blank, connecting support material to face and then separating it along with thin ornamental coating |
| 02/21/2001 | CN2420122Y Auxiliary device for glazed tile cutting |
| 02/20/2001 | US6189633 Drill |