| 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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| 11/20/1984 | US4483108 Drill bit for glass and ceramic structures |
| 11/07/1984 | EP0124464A1 Wire saw for the profile cutting of stone, granite or the like |
| 11/07/1984 | EP0094403A4 Rock breaking apparatus. |
| 11/06/1984 | US4480627 Device for demolishing concrete piles |
| 11/06/1984 | CA1177498A1 Device for cooling the bits of a cutting machine |
| 10/24/1984 | EP0122893A1 Excavating tool |
| 10/02/1984 | US4474410 Power-driven, wedge-operated rock splitter |
| 10/02/1984 | US4474164 Sawing machine for stone blocks |
| 09/27/1984 | WO1984003760A1 Method for splitting, respectively crushing solid materials, such as rocks, ores, concrete blocs or similar materials |
| 09/26/1984 | EP0119597A1 Method and device for putting grooves into walls and the like |
| 09/26/1984 | EP0119213A1 Cutting tool for use in the milling of, for example, asphalt roads |
| 09/04/1984 | US4469281 Method and apparatus for disintegration of solidified bath material on the residues of prebaked anodes from aluminium electrolysis cells |
| 08/28/1984 | US4468159 Drill press and stand |
| 08/22/1984 | EP0116403A1 Abrasive product |
| 08/21/1984 | CA1172885A1 Milling tool for forming recesses in masonry, concrete and similar material structures |
| 08/07/1984 | US4463989 Device for cutting a receptacle in pavement to receive plowable reflectors |
| 08/07/1984 | US4463636 Holding fixture and trimmer for PC boards |
| 08/07/1984 | CA1172273A1 Cutter bit holder |
| 08/07/1984 | CA1172140A1 Machine for cutting curbstones, sidewalls and the like |
| 07/31/1984 | CA1171700A1 Boring devices |
| 07/25/1984 | EP0113837A1 Device for drilling holes in flat formation into rock |
| 07/24/1984 | US4461269 Stonecutter sprocket having replaceable carbide steel teeth |
| 07/24/1984 | US4461268 Diamond saw |
| 07/18/1984 | EP0113619A1 Device for cutting blocks of granite, marble, stone and other similar products |
| 07/18/1984 | EP0113362A1 Brick manufacture |
| 07/11/1984 | EP0113158A1 Improvements in cutting devices for tiles |
| 07/10/1984 | US4458415 Hammer driven chopper |
| 06/26/1984 | US4456303 Machine and method for grooving pavement |
| 06/20/1984 | EP0111117A1 Drilling tool for making an undercut inside a hole, and tiltable tool inserted into that drilling tool |
| 06/05/1984 | US4453251 Error-correcting memory with low storage overhead and fast correction mechanism |
| 06/05/1984 | US4452325 Composite structure for cutting tools |
| 05/29/1984 | US4451093 Tool for scarifying concrete |
| 05/22/1984 | US4449877 Peg for engagement in countersunk section of a bore |
| 05/08/1984 | US4446845 Self-contained gasoline driven portable masonry saw |
| 04/25/1984 | EP0106412A1 Device for cleaning products |
| 04/24/1984 | US4444279 Drilling tool |
| 04/24/1984 | US4444174 Tile parting devices |
| 04/11/1984 | EP0105228A1 Apparatus for cutting up a tubular work piece consisting of rigid materials, in particular with an oval section, such as cast iron pipes |
| 03/27/1984 | US4438977 Apparatus for removing material |
| 03/20/1984 | US4437526 Milling tool for forming recesses in masonry, concrete and similar material structures |
| 03/20/1984 | US4437376 Apparatus for controlling and releasing pressure of a tool on a workpiece |
| 03/15/1984 | WO1984000987A1 Cutting tool for use in the milling of, for example, asphalt roads |
| 03/14/1984 | EP0102519A1 Paving stone or brick splitting device |
| 03/14/1984 | EP0102364A1 Tile cutting apparatus. |
| 03/13/1984 | US4436078 Apparatus for cutting stone panels |
| 03/07/1984 | EP0101953A1 Abrasive cutting wheel |
| 02/29/1984 | EP0101470A1 Sealing arrangement and process for its provison on a chain-saw. |
| 02/28/1984 | US4433871 Machine for cutting curbstones, sidewalls and the like |
| 02/15/1984 | EP0100763A1 Stretching device for stone sawing blades |
| 02/02/1984 | WO1984000320A1 Brick manufacture |
| 02/01/1984 | EP0099791A2 Equipment for extraction of stone,marble or granite,especially from quarries and for roughing and squaring it |
| 02/01/1984 | EP0099371A1 Instrument for the preparation of the removal of a bone material sample and hollow cylinder for the removal. |
| 01/31/1984 | US4428159 Portable, direct drive abrasive saw |
| 01/18/1984 | EP0098798A2 Mobile surface working apparatus |
| 01/10/1984 | US4425059 Process for removing a concrete covering |
| 01/03/1984 | US4423855 Thermochemical drilling and separating process for Si02 containing minerals and device for carrying out the process |
| 12/27/1983 | CA1159477A2 Wedge arrangements and related means for mounting means, base members, and bits, and combinations thereof, for mining, road working, or earth moving machinery |
| 12/21/1983 | EP0096585A1 An earth working machine |
| 12/20/1983 | US4420909 Wafering system |
| 12/13/1983 | US4420106 Method of and apparatus for damage-free scoring of refractory material |
| 12/06/1983 | CA1158138A1 Adjustable hub mount for circular saw blade |
| 11/23/1983 | EP0094403A1 Rock breaking apparatus. |
| 11/22/1983 | CA1157464A1 Bore undercutting tool |
| 10/26/1983 | EP0092128A1 Combined road milling and asphalt and concrete saw for a hydraulic excavator, backhoe loader and front loader |
| 10/25/1983 | US4411324 Bore undercutting tool |
| 10/18/1983 | CA1155320A1 Drill tool |
| 10/05/1983 | EP0090274A2 Abrasive element obtained by electrolytic deposit of diamond |
| 10/04/1983 | US4407263 Cutting blade |
| 09/28/1983 | EP0089499A1 Cutter tool for a cutting chain or a cutting belt |
| 09/27/1983 | US4406274 Sound arrester of circular blade |
| 09/20/1983 | US4405177 Apparatus for finishing surfaces |
| 09/15/1983 | WO1983003073A1 Tile cutting apparatus |
| 09/14/1983 | EP0088283A1 Device for a snow-grooming vehicle for packing and preparing the snow cover of a ski-run |
| 09/07/1983 | EP0088034A1 Apparatus for cutting foamed plastic blocks |
| 09/07/1983 | EP0087971A1 Apparatus for removing covering material from underwater pipelines |
| 09/07/1983 | EP0087413A1 Tool for installing scarifier teeth |
| 08/31/1983 | EP0087085A2 Tool for undercutting bores |
| 08/30/1983 | US4401876 Working gemstones |
| 08/30/1983 | US4401003 Lead trimmer for printed circuit boards |
| 08/18/1983 | WO1983002746A1 Sealing arrangement and process for its provision on a chain-saw |
| 08/04/1983 | WO1983002553A1 Surgical instrument for bony tissues sampling by abrasion |
| 07/19/1983 | US4393856 Apparatus for milling building blocks |
| 06/21/1983 | CA1148571A1 Wedge arrangements and related means for mounting means, base members, and bits, and combinations thereof, for mining, road working, or earth moving machinery |
| 06/09/1983 | WO1983001977A1 Rock breaking apparatus |
| 05/25/1983 | EP0079744A2 Clutch assembly for removing a severed wafer from an ingot |
| 05/18/1983 | EP0079323A1 Cutting device for stones in the form of plates |
| 05/18/1983 | EP0078920A2 Machine for driving a diamond-coated wire for cutting stones |
| 05/17/1983 | US4383451 Apparatus and method for removing material |
| 05/17/1983 | US4383394 Sample cutting device for irradiated components |
| 05/04/1983 | EP0078041A2 Cutter chain for a stone cutting machine |
| 04/28/1983 | WO1983001523A1 Error-correcting memory with low storage overhead and fast correction mechanism |
| 04/26/1983 | US4380991 Drilling device |
| 04/26/1983 | US4380990 Portable core drill cutter for hard brittle sheets |
| 04/20/1983 | EP0077204A2 Error-correcting memory with low storage overhead and fast correction mechanism |
| 04/13/1983 | EP0076441A2 Method and apparatus for disintegration of solidified bath material on the residues of prebaked anodes from aluminium electrolysis cells |
| 04/12/1983 | CA1144409A1 Reciprocated concrete surfacer member with shielded spring return |
| 04/05/1983 | US4378782 Ceramic tile cutter |
| 04/05/1983 | CA1144193A1 Tool mounting |
| 03/30/1983 | EP0075185A2 Dust evacuation for a hollow drill |
| 03/17/1983 | WO1983000826A1 Tool for installing scarifier teeth |