| 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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| 05/06/1997 | US5626124 Cutter for trimming tiles |
| 05/02/1997 | EP0770442A1 Plunge-cut saw |
| 05/02/1997 | EP0770164A1 Concrete breaking pliers |
| 05/02/1997 | EP0642403B1 Improvements in portable machines for performing cuts in stone, marble, granite and the like |
| 05/01/1997 | WO1997015428A1 Method for producing a stone element having a circular arc form and a stone element made by the method |
| 04/30/1997 | CN1148533A Drill bit with debris conveying flute |
| 04/23/1997 | CN2252692Y Stone slab dual-wheel chamfering machine |
| 04/23/1997 | CN2252691Y Rock cutting-burning handpiece |
| 04/17/1997 | WO1997013602A2 Insertable tool and tool holder for drilling and/or impacting electric machines |
| 04/17/1997 | DE19547805A1 Surface stripping device for building wall, ceiling or floor |
| 04/16/1997 | EP0768427A1 A method of obtaining a modular block paving element |
| 04/16/1997 | CN1147783A Improved superabrasive tool |
| 04/10/1997 | WO1997012733A1 Band saw rig for sawing lengthwise |
| 04/10/1997 | WO1997012713A1 Diamond tool for cutting reinforced structure and method of cutting reinforced structure |
| 04/09/1997 | EP0767035A1 Slurry managing system and slurry managing method for wire saws |
| 04/09/1997 | EP0766613A1 Saw cable guiding device |
| 04/09/1997 | EP0683712A4 Method and apparatus for removing motor vehicle windshields. |
| 04/09/1997 | CN1146945A Superthin diamond cutting blade and its making method |
| 04/08/1997 | US5617642 Tile fitting method and device |
| 04/03/1997 | WO1997012174A1 A method and a device for sensing the distance between a first object and a second object |
| 04/02/1997 | CN2250853Y Circle cutting device for tile |
| 04/01/1997 | US5615665 Machine for cutting tiles, the machine including an adjustable arm for positioning the tiles |
| 03/27/1997 | DE19627479A1 Device for drilling hole through glass plate for e.g. sign mount |
| 03/26/1997 | CN1034319C Combined band-sawing machine |
| 03/20/1997 | WO1997010087A1 Method and apparatus for safe operation of self propelled concrete saw |
| 03/20/1997 | DE19607420C1 Grip-groove-milling machine in brick blanks |
| 03/19/1997 | EP0763410A2 Mobile surface working apparatus |
| 03/19/1997 | EP0762952A1 Method of separation of a piece from a volume of material by propagation of a single crack |
| 03/19/1997 | CN1145531A Method and appts. for making silicon chip |
| 03/19/1997 | CN1145293A Stone material circular saw blade with changeable teeth, its mfg. method and appts. |
| 03/18/1997 | CA2013540C System using a toothed wheel for fragmenting a frangible layer into a particulate form |
| 03/12/1997 | EP0761356A1 Saw wire |
| 03/12/1997 | EP0761353A1 Drill bit |
| 03/12/1997 | EP0760736A1 Cutting blade with an impact load prevention layer |
| 03/12/1997 | EP0694112B1 Rock drill |
| 03/11/1997 | US5609284 Method of splitting non-metallic materials |
| 03/05/1997 | EP0697071B1 Thread-forming screw |
| 03/05/1997 | EP0693987B1 Rock percussion mechanism |
| 03/05/1997 | EP0596065B1 Process and tool for removing floor and wall coverings |
| 03/05/1997 | CN2248629Y Diamond intayed teeth type circular sawing blade |
| 03/05/1997 | CN1144501A Stone corner removing machine |
| 02/25/1997 | US5605141 Making non-vertical planar cuts in masonry slabs |
| 02/18/1997 | US5603516 Drilling and/or chipping tool |
| 02/18/1997 | US5603311 Belt based cutting system |
| 02/18/1997 | US5603310 Mounting arbor for saw cutting blades |
| 02/13/1997 | WO1997004935A1 Cutting apparatus |
| 02/13/1997 | WO1997004934A1 Discharge hydraulic pressure destroying method |
| 02/13/1997 | CA2228174A1 Cutting apparatus |
| 02/12/1997 | CN2247085Y Improved manual stone cutting machine |
| 02/12/1997 | CN2247069Y Hand electric drill and special centralizer |
| 02/05/1997 | CN2246576Y Cutting power transmission mechanism for granite slicer |
| 02/05/1997 | CN1141839A Composite dimond synneusis sheet |
| 02/04/1997 | US5598832 Method and apparatus for cutting stone based material |
| 02/04/1997 | US5598637 Auxiliary rule of tile cutter |
| 01/29/1997 | CN2246062Y Machine for cutting stone material |
| 01/29/1997 | CN2246061Y Artificial diamond circular saw web |
| 01/28/1997 | US5597627 Stone product in sheet form, method for its manufacture and appropriate means |
| 01/28/1997 | US5597349 Rotary stripper and shield |
| 01/28/1997 | US5597345 Apparatus for making an aperture in a tile |
| 01/28/1997 | US5597024 Low profile hardwood flooring strip and method of manufacture |
| 01/23/1997 | DE19628329A1 Rotating disc tool and workpiece converging in parallel |
| 01/23/1997 | DE19619594A1 Machine e.g. for working with glass |
| 01/22/1997 | EP0754529A1 Stone corner removing machine |
| 01/22/1997 | CN1140649A Digitally-controlled ultra-thin stone cutting machine |
| 01/21/1997 | US5595170 Portable machines for performing cuts in stone, marble granite and the like |
| 01/16/1997 | WO1997001410A1 Wire saw |
| 01/15/1997 | CN2244990Y Electroplating diamond saw bit |
| 01/14/1997 | US5593342 Device for smoothing and polishing stone |
| 01/08/1997 | EP0670943B1 Process and arrangement for securing facade slabs |
| 01/08/1997 | CN2244469Y Rock quarrying cutting shaper |
| 01/08/1997 | CN1139748A Method of making lamp unit using natural stone material |
| 01/07/1997 | US5590639 Masonary cutting tool and method |
| 01/02/1997 | EP0750972A1 Ingot slicing machine with built-in grinder |
| 01/02/1997 | EP0722382A4 Scoring and breaking device with a carrying case therefor |
| 01/02/1997 | EP0525026B1 Measuring and cutting apparatus |
| 12/31/1996 | US5588418 Saw assembly with handle-actuated guide mechanism |
| 12/25/1996 | CN2243372Y Terrazzo moulding apparatus |
| 12/25/1996 | CN1138516A Stone thin slab and its prodn. method |
| 12/25/1996 | CN1033659C Drill string component |
| 12/24/1996 | US5586925 For surface treating marble to produce a weathered appearance |
| 12/24/1996 | CA2165842A1 Excavator mounted concrete saw |
| 12/18/1996 | CN2242773Y Stone band-sawing machine |
| 12/18/1996 | CN1138128A Hand tool for removing waste building member and transfering apparatus |
| 12/18/1996 | CN1137967A Device for transmitting pulsating impact on continuous rotating cutter |
| 12/17/1996 | CA2151980A1 Mortar removing accessory |
| 12/11/1996 | EP0747186A1 Device for chamfering gypsum plaster boards |
| 12/11/1996 | EP0747180A1 Drilling support with feeding arrangement for hand-held drilling machine |
| 12/11/1996 | EP0747162A2 Laser machining of glass-ceramic materials |
| 12/11/1996 | CN2242169Y Machine for working pillar surface stone |
| 12/11/1996 | CN1137770A Pavement cutting saw |
| 12/10/1996 | US5582899 Concrete surface with early cut grooves |
| 12/10/1996 | US5582536 Apparatus and method for manufacturing wafer |
| 12/10/1996 | US5582256 Wheel blocking for an implement for ground treatment |
| 12/05/1996 | DE19525395C1 Saw arrangement for foamed concrete block |
| 12/03/1996 | US5579754 Apparatus and method for cutting unhardened concrete |
| 12/03/1996 | US5579753 Method for cutting wet concrete |
| 11/27/1996 | EP0744247A1 Grinding tool, especially cutting-off tool and method of manufacturing such a tool |
| 11/25/1996 | CA2177202A1 Drill stand with an automatic feeder for a drilling machine |
| 11/21/1996 | WO1996036469A1 Non-slip floor covering and process for producing it |
| 11/21/1996 | WO1996036468A1 Apparatus wth orbital movement for cutting stone material and the like on closed, in particular circular, paths |