Patents for B23D 79 - Methods, machines or devices not covered elsewhere, for working metal by removal of material (2,827)
01/1985
01/22/1985CA1181232A1 Slag removal apparatus
01/08/1985US4492011 Scraper to rough down the surfaces of a coated finish
12/1984
12/25/1984US4490081 Arrangement for removing burrs in butt resistance welding of workpieces
12/11/1984US4487576 High-temperature, high-pressure article treatment apparatus, and method
12/06/1984WO1984004715A1 Installation for the treatment of workpieces with an explosive gas mixture, particularly a thermal deburring installation
12/04/1984US4486173 High-temperature, high-pressure workpiece treatment system
11/1984
11/08/1984WO1984004266A1 Arrangement for the treatment of work pieces in a combustion chamber
11/08/1984WO1984004265A1 Device for removing slag from melt-cut steel piece
10/1984
10/02/1984US4474547 Gas supply dosing device for explosive mixtures
09/1984
09/13/1984WO1984003465A1 Improvements to processes for torch cutting metal products
08/1984
08/21/1984US4466186 Chiseling or trimming machine
06/1984
06/26/1984US4455747 Hand tool for removing material from a part, especially deburring or breaking angles
04/1984
04/17/1984US4442601 Tool handle
04/12/1984WO1984001319A1 Apparatus for trimming flash
04/03/1984US4440533 Deburring tool
03/1984
03/13/1984CA1163472A1 Method and machine for removing burrs from, or trimming, a socket of a cast-iron pipe
02/1984
02/07/1984US4429445 Machine for removing burrs from pipe
11/1983
11/09/1983EP0036860B1 Fettling chamber for thermal fettling
11/08/1983US4413814 Initiating cone
11/08/1983US4413412 Motor-driven scraping tool
10/1983
10/19/1983EP0091855A1 A burr removing apparatus for a continuously cast slab
10/19/1983EP0091834A1 Scarfing method and apparatus
10/18/1983US4409716 Method and apparatus for producing a cast wheel body
09/1983
09/27/1983US4406029 Machine for removing burrs from sheet metal or the like
09/27/1983CA1154241A1 Device for internally deburring tubes
09/07/1983EP0087505A2 Apparatus for treating workpieces, particularly a thermal deburring device
08/1983
08/24/1983EP0086264A1 Device for treating workpieces in a combustion chamber
08/24/1983EP0086263A1 Device for treating workpieces in a combustion chamber
08/24/1983EP0086262A1 Device for treating workpieces in a combustion chamber
08/16/1983US4398699 Device for removing fused slags on slabs
07/1983
07/19/1983US4394334 Process and apparatus for deburring moulded parts produced by pressing
07/19/1983US4394007 Deburring chamber for thermal deburring
06/1983
06/14/1983US4388083 Three blocks held together by screws
05/1983
05/17/1983US4383786 Apparatus for removing flash from pipes
05/03/1983CA1145661A1 Method of providing tinning and/or fin cutting tools with interchangeable cutting edges
04/1983
04/20/1983EP0077226A1 Handtool for removing material from a workpiece, especially for deburring and chamfering
03/1983
03/22/1983CA1143256A1 Rotary tool positioning unit for a woodwork machine
02/1983
02/08/1983US4372020 Slag removal apparatus
02/01/1983CA1140372A1 Cutting tool
01/1983
01/25/1983US4369679 Portable rotary machining device
12/1982
12/09/1982WO1982004205A1 Slag removal apparatus
12/07/1982US4362448 Apparatus for removing burrs from continuous cast slabs
11/1982
11/10/1982EP0064083A1 Device and method for removing slag from melt-cut piece of steel
11/09/1982US4358231 Device for internally deburring tubes
10/1982
10/05/1982US4352309 Trimming and/or fin cutting tools with interchangeable cutting edges
09/1982
09/07/1982US4347957 Apparatus for de-burring of workpieces
08/1982
08/18/1982EP0057903A2 Method and apparatus for removing welding-beads
07/1982
07/28/1982EP0056754A2 Scraper for roughening coated surfaces
07/21/1982EP0056193A1 Extrusion press with a billet scalper
07/20/1982US4340163 Apparatus for removal of internal flash from electric-welded pipes
07/20/1982US4339857 Integrated cylinder finishing system
06/1982
06/08/1982US4333214 Wire weldment deflashing tool
05/1982
05/27/1982WO1982001676A1 Device for removing slag from melt-cut piece of steel
05/12/1982EP0051128A1 Mixing unit construction for introducing a combustible gaseous mixture into a combustion chamber
05/05/1982EP0050726A1 Gas supply equipment
04/1982
04/27/1982US4326325 Method and apparatus for deflashing molded recorded discs
04/13/1982US4324515 Die shear apparatus for trimming wire weld bulges
02/1982
02/17/1982EP0045886A1 Power operated scraper
02/10/1982EP0045733A2 Device for removing the external flash from longitudinally welded tubes
01/1982
01/26/1982CA1116998A1 Device for removing excess weld material from abutted rails after alumino-thermal welding
01/26/1982CA1116909A1 Apparatus for removing a welding bulge from resistance welded pipes
01/12/1982CA1116272A1 Method and apparatus for trimming workpieces
11/1981
11/18/1981EP0039985A1 Cutting tool
10/1981
10/21/1981EP0038059A2 Mortising or cutting-off machine
10/07/1981EP0036860A1 Fettling chamber for thermal fettling.
09/1981
09/30/1981EP0036506A1 Device for removing residual material left after cutting off workpieces
08/1981
08/11/1981CA1106585A1 Apparatus for removing a welding bulge from resistance welded pipes
06/1981
06/30/1981US4275499 Apparatus for removing the surplus welding material
06/09/1981US4272003 Butt welding and burr shearing machine for reinforce steel
05/1981
05/26/1981US4269552 Apparatus for removing a welding bulge from resistance welded pipes
05/12/1981US4266896 Deburring tubes or pipes on the inside
04/1981
04/02/1981WO1981000819A1 Fettling chamber for thermal fettling
02/1981
02/24/1981US4252481 Cutting tool
11/1980
11/18/1980US4233928 Inner burr cutting, inner face cleaning and inner face painting apparatus for long pipes of small and medium diameters
11/18/1980CA1090004A1 Lead cropping apparatus
11/04/1980US4231694 Apparatus for removing a welding bulge from pipes
10/1980
10/28/1980US4230428 Material saving cutter blade
09/1980
09/09/1980US4221514 Apparatus for trimming workpieces
06/1980
06/03/1980US4205933 Method for machining outer surfaces of bodies of revolution
04/1980
04/30/1980EP0010517A1 Method and devices for obtaining an even transition between the profiled surfaces of two profiled bars united into a longitudinal bar, and an application of this method
02/1980
02/12/1980US4187751 Lead cropping apparatus
12/1979
12/11/1979US4177699 Method of machining end faces
11/1979
11/27/1979US4175897 Apparatus for removing flash from resistance butt-weld joints in rails
11/06/1979CA1065654A1 Method and apparatus for peeling workpieces
10/1979
10/09/1979CA1063758A1 Ice scraper
08/1979
08/28/1979US4165625 Device for extruding sections from an ingot
08/21/1979US4165201 Deburring tool for deburring bores
07/1979
07/03/1979CA1057503A1 Ski-renovating or conditioning tool
06/1979
06/19/1979US4158534 Apparatus for cutting openings at arbitrarily selectable intervals into pipes
06/05/1979CA1055837A1 Apparatus for cutting openings in a trickle irrigation pipe
04/1979
04/24/1979CA1053020A1 Support arrangements for rotary scrapers
04/10/1979US4148110 Rotating scraping or abrading tool
02/1979
02/27/1979US4141111 Ice scraper
02/13/1979US4138926 Apparatus for removing machining burrs
02/13/1979US4138925 Deburring an inside welding seam of hollow profiles
01/1979
01/23/1979US4135417 Infeed device for a turning machine for finishing the peripheral surfaces of elongated workpieces of cylindrical cross-section
12/1978
12/12/1978US4129062 Machine for machining tubes having helical weld seams
11/1978
11/28/1978CA1043177A1 Can body trimmer
08/1978
08/15/1978CA1036393A1 Method of making rotary cutters
04/1978
04/25/1978US4085505 Polyethylene internal bead remover
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