Patents
Patents for B28D 1 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere; Machines, devices, tools therefor (14,003)
01/1996
01/31/1996EP0694651A2 Milling machine with multi-width cutter
01/31/1996EP0694112A1 Rock drill
01/31/1996EP0693987A1 Rock percussion mechanism
01/31/1996CN2218639Y Single arm multifunction working machine for non-metal section
01/30/1996US5487434 Rock drill with conveying groove
01/25/1996WO1996001728A1 A rotary cutting tool and a rotary cutter comprising such tool for once-forming a cylindrical granite article
01/25/1996DE4426238A1 Core drilling bit with improved cutting power and durability
01/24/1996CN2218071Y Wall panel cutter
01/24/1996CN2218070Y Cement cutter
01/18/1996DE4425274A1 Method of producing glazed ceramic objects
01/18/1996DE4424740A1 Betonbrechzange Concrete-crushing pincers
01/17/1996CN2217498Y Air and hydraulic damping device for glass drilling machine
01/17/1996CN2217497Y Electric drill-bit
01/16/1996US5484326 Semiconductor ingot machining method
01/16/1996US5483749 Measuring and cutting apparatus
01/10/1996EP0691484A1 Coupling, especially for a diamond drill bit with a tube shaft and a tube thread connection
01/10/1996CN2216901Y Suction type shock electric drilling machine
01/09/1996US5483038 Method of working diamond with ultraviolet light
01/09/1996US5482026 Precision abrasive saw
01/04/1996WO1996000352A1 Centrifugal clutch and a floor-joint cutter
01/04/1996DE4422462A1 Hollow boring tool for drilling concrete
01/03/1996EP0689891A1 A roller
01/03/1996EP0689759A1 Soil working apparatus
01/03/1996EP0689758A1 Soil working apparatus with "dead man" security
01/03/1996CN2216456Y Rapid saw blade shaft changing structcere for stone cutting machine
01/03/1996CN2216455Y Diamond bit tool
01/02/1996US5480082 Tile cutter
01/02/1996US5480081 Scoring and breaking device with a carrying case therefor
01/02/1996US5479911 Diamond impregnated resinoid cutting blade
12/1995
12/28/1995WO1995035261A1 Machining process waste liquor regenerating method and machining process waste liquor regenerating apparatus
12/28/1995CA2152657A1 Implement for ground treatment
12/28/1995CA2152656A1 Implement for ground treatment with a dead-man safety
12/27/1995CN2215981Y Multi-blade stone cut-off machine
12/27/1995CN2215980Y Glass cutting rule
12/27/1995CN1113846A Processing technology of band saw blade for stone material
12/26/1995US5478271 Milling, surfacing and polishing machine with automatic tool change and corresponding device
12/26/1995US5478139 Mobile digging/cutting system
12/26/1995US5477844 Slurry recovery system for a wet cutting saw
12/21/1995DE4440424C1 Method of supporting saw notches during production of stone blocks
12/21/1995DE4421364A1 Stone cutting machine
12/20/1995EP0687210A1 Abrasive cutting tool
12/20/1995CN2215399Y Machine for working round and arc oilstone
12/20/1995CN2215398Y Sawing machine for thin granite sheet
12/14/1995WO1995033607A1 Cutting blade with an impact load prevention layer
12/13/1995EP0686466A2 Multiple discs machine for cutting granite blocks, hard stone and stone slabs in general and relative plant
12/13/1995CN2214872Y Channel sintered block of superhard abrasive
12/13/1995CN1030512C Disc drill bit
12/07/1995WO1995032848A1 Method of separation of a piece from a volume of material by propagation of a single crack
12/06/1995EP0685629A2 Rock drill bit
12/06/1995EP0685308A1 Machine for the cutting into slabs of stone blocks, such as marble, granite, porphyry and the like
12/06/1995CN1112865A Tool and tool clamp of hand tool machine
12/05/1995US5472262 Double slot wire sawing apparatus and method
12/05/1995US5471758 Tile measuring device for use in laying tiles and method therefor
11/1995
11/29/1995EP0684340A1 Method for the production of covering elements obtained by cutting a multi-ply slab, and covering element
11/29/1995EP0684109A1 Drilling and/or chiseling tool
11/29/1995EP0683712A1 Method and apparatus for removing motor vehicle windshields
11/26/1995CA2124250A1 Apparatus for excavating grooves in hardened surfaces
11/23/1995WO1995031311A1 Improved superabrasive tool
11/22/1995EP0683013A1 Device for planing or polishing of stonelike materials
11/22/1995CN2213060Y Vertical slipway devices by both sides of cross-beam of circular disc sawing machine
11/15/1995EP0633830B1 Mounting arbor for saw cutting blades
11/15/1995CN1111551A Tool and tool clamp used hand tool apparatus
11/14/1995US5465706 Saw
11/08/1995EP0680807A1 Drilling and chiseling tool
11/08/1995EP0680400A1 Process for producing thin slabs made of natural or artificial stone
11/08/1995CN2211872Y Large diameter drill
11/08/1995CN1111180A Drilling device having a radially displaceable drill shank
11/02/1995EP0679486A1 Tool for working reinforced concrete, natural stone or the like, e.g. tubular saw or circular saw blade
11/02/1995DE19512096A1 Procedure for application of diamonds for cutting hard stone
11/02/1995DE19501758A1 Drill crown or cutting disc for processing steel, concrete, natural stone etc.
11/01/1995CN2211350Y Unified diamond thin wall drill
10/1995
10/31/1995US5462393 Drilling apparatus for producing drilled holes with undercuts
10/26/1995WO1995028264A1 A method and a device for the shaping of brick or corresponding material
10/26/1995WO1995028263A1 Cable saw machine for cutting concrete bodies, walls, rocks or the like
10/26/1995DE4414322A1 Device for chamfering gypsum plaster board
10/25/1995EP0678149A1 Masonry coring system
10/25/1995CN2210774Y Sawing machine for arc decorative plate
10/25/1995CN2210773Y Complex shears for cutting ceramic tiles
10/25/1995CN2210772Y Combined saw blade matrix
10/19/1995WO1995027590A1 Apparatus and method for processing marble
10/18/1995EP0456692B1 Cutting apparatus
10/18/1995CN2210079Y Non-metallic material working machine of single arm type
10/17/1995US5458827 Method of polishing and figuring diamond and other superhard material surfaces
10/17/1995US5458530 Device for producing drilled holes with undercut
10/12/1995WO1995026863A1 Stone corner removing machine
10/11/1995CN1109816A Tile cutter
10/10/1995US5456406 Fastening devices
10/10/1995US5456011 Cutting tool
10/04/1995EP0674981A1 Device for machining concrete tubes
10/04/1995EP0674575A1 Diamond frame for sawing blocks of granite or other stone material
10/01/1995CA2145915A1 Apparatus for machining of concrete pipes
09/1995
09/28/1995DE4409923A1 Process for the mfr. of columnar concrete blocks with profiled surfaces
09/28/1995DE4409748A1 Method of separating material for use in laboratories
09/27/1995EP0506770B1 Method and device for cleaving laminated mineral blocks
09/27/1995CN2208480Y Dust suction device for percussion drill
09/27/1995CN2208479Y Hole drilling set
09/27/1995CN1108991A Computer controller of gantry cutting machines
09/26/1995US5452943 Concrete cutting machines
09/26/1995US5452705 Three-purpose tile cutting pliers
09/21/1995DE4408396A1 Self propelled milling cutter with automatic guidance