Patents
Patents for B23B 27 - Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor (14,394)
02/1991
02/05/1991US4990036 Cutting insert
01/1991
01/30/1991EP0410677A2 Tool insert
01/29/1991US4988242 Cutting insert for chip forming machining
01/23/1991EP0409143A2 Cutting-off tool
01/22/1991US4986151 Tool holder for a screw machine box tool
01/16/1991EP0408535A1 Multi-oxide coated carbide body and method of producing the same
01/16/1991EP0408367A1 A tool using gold as a binder and a process for the production of the same
01/16/1991CN2069320U Indexing excircle turning tool capable of quick mounting and clamping
01/15/1991US4985070 High strength nitrogen-containing cermet and process for preparation thereof
01/15/1991US4985050 Supported thermally stable cubic boron nitride tool blanks and method for making the same
01/15/1991US4984940 Alumina bonded by group 4 metal
01/02/1991EP0405443A1 Boring bar tool
01/02/1991EP0405175A1 Tool for chip cutting workpieces
01/02/1991EP0404771A1 Arrangement in cutting inserts, especially for turning tools.
12/1990
12/29/1990CA2018948A1 Tool for machining workpieces
12/27/1990EP0404744A2 Cutting insert for chip forming machining
12/27/1990CA1278173C Process for adhering an oxide coating on a cobalt- enriched zone, and articles made from said process
12/26/1990CN2068026U Cutting tool for tap
12/25/1990US4979851 Grooving or threading tool
12/25/1990US4979849 Forming tool
12/19/1990EP0403461A1 Coated cutting insert
12/19/1990EP0402934A2 Tool with clamped insert
12/19/1990EP0402854A2 Tool with clamped insert
12/19/1990EP0402677A2 Process for making cubic boron nitride from coated hexagonal boron nitride
12/19/1990CN2067617U Heavy internal cooling module combination clamping lathe tool
12/14/1990CA2014923A1 Process for making cubic boron nitride from coated hexagonal boron nitride and abrasive particles and articles made therefrom
12/13/1990WO1990015034A1 Alumina-titanium carbide-silicon carbide composition for cutting tools
12/13/1990WO1990014930A1 Indexable insert for thread cutting and slotting
12/13/1990WO1990014916A1 Indexable insert for thread cutting and slotting
12/12/1990CN2067196U Roll pass working tool and its cutter grinding device
11/1990
11/27/1990US4973204 Arrangement in cutting inserts, especially for turning tools
11/27/1990US4972637 Abrasive products
11/27/1990CA1276826C Optical fiber cable
11/22/1990EP0398363A1 Insert clamped tool
11/21/1990CN1010466B Superfinish cutting process with diamond for ferrous metals and hard alloys
11/20/1990US4971483 Cutter plate for precision working, especially of holes
11/15/1990WO1990013422A1 High hardness/high compressive stress multilayer coated tool
11/15/1990WO1990013384A1 Improved combination tool holder
11/14/1990EP0396585A1 A cutting tool equipped with a state indicator.
11/14/1990CN2065518U Height adjustable lathe tool
11/13/1990US4969779 Cutting insert
11/06/1990US4968326 Method of brazing of diamond to substrate
10/1990
10/31/1990EP0395610A2 Tool for cutting solid material
10/31/1990EP0395608A2 Tool for cutting solid material
10/30/1990US4966501 Coated cemented carbide tool
10/24/1990EP0376975A4 Alumina coated silicon carbide whisker-alumina composition
10/24/1990CN1046301A Chip-breaking method for reducing cutting deformation
10/16/1990US4963061 Ceramic cutting insert
10/16/1990US4963060 Cutting insert with chip control
10/16/1990CA1275175C Polycrystalline diamond and cbn cutting tools
10/11/1990DE3910805A1 Cutting tip for recessing and longitudinal turning
10/09/1990US4961757 Reinforced ceramic cutting tools
10/04/1990WO1990011156A1 Multilayer coated cemented carbide cutting insert
10/03/1990EP0389788A2 Combination to make circular undercuttings with a continuously variable diameter in the full material
10/02/1990US4960735 Alumina-zirconia-silicon carbide-magnesia ceramics
10/02/1990US4959929 Tool insert
09/1990
09/27/1990DE3909077A1 Combination for producing circular recesses of infinitely variable diameter in solid material
09/26/1990EP0388783A2 Cutting tool for chip cutting
09/26/1990EP0388688A1 Cutting tool with a cutting insert
09/25/1990US4959332 Alumina-zirconia-carbide whisker reinforced cutting tools
09/19/1990EP0387636A2 Cutting tool
09/18/1990US4957548 Cermet alloy
09/18/1990US4957396 Cutting insert with chip control
09/11/1990US4956318 Ceramic cutting tool
09/11/1990US4956315 Cutting tools of ceramics with carbide whiskers and nitrogen containing phase
09/05/1990EP0385495A1 Tool holder for cutting inserts
09/05/1990EP0385280A1 Inside turning tool
08/1990
08/29/1990CN2061099U Three dimensional troughing blade for finish turning
08/29/1990CN1009349B Ultra-thin cutting tool
08/16/1990EP0382555A2 A cutting insert
08/15/1990CN2060378U Combined heavy-duty lathe tool and draw shave series
08/08/1990EP0380522A1 Cermet cutting tool.
08/07/1990US4946319 Cutting insert and clamping arrangement therefor
07/1990
07/31/1990US4944772 Fabrication of supported polycrystalline abrasive compacts
07/24/1990US4943488 Low pressure bonding of PCD bodies and method for drill bits and the like
07/24/1990US4942752 Apparatus for reforming and restoring the surface of a cylindrical workpiece manually
07/18/1990EP0377654A1 Whisker reinforced ceramics and a method of clad/hot isostatic pressing same.
07/17/1990US4942097 Cermet cutting tool
07/17/1990US4942062 Forming a layer on a substrate by vapor deposition, crystallization
07/17/1990US4941780 Indexable cutting insert
07/11/1990EP0376975A1 Alumina coated silicon carbide whisker-alumina composition.
07/05/1990DE3942585A1 Reversible cutter plate clamp - has top and bottom faces forming prismatic guides providing positive location in all directions
07/04/1990CN1043461A Multiple metal coated superabrasive grit and methods for their manufacture
07/03/1990US4938641 Parting tool
07/03/1990US4938640 Metal cutting tool
07/03/1990US4938639 Combination tool holder
06/1990
06/27/1990EP0374800A2 Cutting insert for low ranges of feed and depth of cut
06/27/1990EP0374358A1 High strength nitrogen-containing cermet and process for preparation thereof
06/26/1990US4936723 Method and apparatus for cutting off the beads of seam-welded pipes
06/26/1990CA1270654A1 Polycrystalline diamond and cbn cutting tools
06/22/1990CA2005584A1 Cutting insert for low ranges of feed and depth of cut
06/21/1990DE3841840A1 Device for holding cutting tips and method of manufacturing them
06/20/1990EP0373292A1 Boring tool for metal workpieces, plastics and the like
06/20/1990CN1043101A A chamfering tool with a cutting knife
06/19/1990US4934879 Cutting tool for chip cutting metal work
06/13/1990CN1042858A Alumina-zirconia-carbide whisker reinforced cutting tools
06/13/1990CN1042855A Articles made from powders, cutting tools and method for manufacturing cutting tools
06/06/1990EP0371251A2 Fabrication of supported polycrystalline abrasive compacts
06/06/1990CN1042702A Alumina-zirconia-silicon carbide-magnesia ceramic articles
06/06/1990CN1042682A Alumina-zirconia-silicon garbide-maghesia compositions and cutting tools