| Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631) |
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| 09/10/1991 | US5046347 Coolant containment apparatus for rolling mills |
| 09/10/1991 | CA1288570C Wear-resistant ceramic, cermet or metallic embossing surfaces, methods for producing same, methods of embossing articles by same and novel embossed articles |
| 09/03/1991 | US5044056 Roll ring comprising a ring of cemented carbide metallurgically bonded to a cast iron body |
| 08/29/1991 | DE4106420A1 Wear-resistant composite roll having steel core - has iron alloy concast cover with min. non-grain graphite and high granular graphite at surface to improve resistance to surface roughening |
| 08/28/1991 | EP0443725A1 Roll with width adjusting function |
| 08/27/1991 | US5042281 Isothermal sheet rolling mill |
| 08/20/1991 | US5040398 Ceramic sleeve incorporated rolling roll |
| 08/14/1991 | DE4003886A1 Locking rolling mill rings on to shaft - shaft has assembly including inner and outer rings, flange, radially flat pressure faces and coaxial tie rods distributed around edge |
| 08/07/1991 | EP0440437A2 Thermal spray material and its coated article excellent in high-temperature wear resistance and build-up resistance |
| 08/06/1991 | CA1287245C Wear-resistant laser-engraved metallic carbide surfaces for friction rolls for working elongate members, methods for producing same andmethods for working elongate members |
| 07/30/1991 | CA1286897C Method for rolling metal sheets |
| 07/23/1991 | US5033176 Sag compensating roll for roll presses |
| 07/16/1991 | US5031435 Adjustable width rolls for rolling mill |
| 07/16/1991 | CA1286234C Control and regulating process for the lubrication of the working face of rotating cylinders in a continuous strip casting machine |
| 07/10/1991 | CN1013143B Textile rolls having tungsten carbide coating that has been laser treated |
| 07/04/1991 | DE4040765A1 Mounting of hollow shaft on rotating shaft - has fastening with spring-loaded piston |
| 06/27/1991 | DE4006550C1 Textured rolls for processing steel etc. - have electrolytical treated, surface deposited with chromium coated with nitride by PVD or CVD |
| 06/25/1991 | US5025547 Method of providing textures on material by rolling |
| 06/19/1991 | EP0432532A2 High performance bar or wire rolling mill |
| 06/19/1991 | EP0432408A1 Device for application of a lubricant suspension containing graphite |
| 06/19/1991 | CN2079092U Water curtain cooling device |
| 06/13/1991 | DE3940744A1 Pressure roller - has radially spreading clamps to fix hollow cylinder to roller body |
| 06/05/1991 | EP0430241A1 Wear-resistant compound roll |
| 06/05/1991 | EP0429564A1 Roller, in particular for rolling mills and metallurgical plants |
| 06/05/1991 | CN1051874A Apparatus for coating graphitiferous lubricant suspension |
| 05/16/1991 | CA2030109A1 Device for applying graphitic lubricant suspensions |
| 05/15/1991 | EP0427574A1 Variable-crown roll |
| 05/15/1991 | EP0328595B1 Pressure cylinder |
| 05/14/1991 | CA1284039C Method and apparatus for the production of metal products |
| 05/02/1991 | WO1991005621A1 Coolant containment apparatus for rolling mills |
| 05/02/1991 | EP0424527A1 Mill roll |
| 05/02/1991 | EP0424517A1 A method for fitting a roll-ring to a roll axle, and a roll-ring mount for carrying out the method |
| 05/01/1991 | CN1012470B Steel sheets for painting and method of producing the same |
| 04/25/1991 | CA2001409A1 Device and method for cooling rolls |
| 04/16/1991 | US5007152 Variable-crown roll |
| 04/16/1991 | CA1282983C Forged cold-rolling roll |
| 04/16/1991 | CA1282981C Cylinder having a rotating envelope |
| 04/10/1991 | CN1050510A Technology for producing tungsten carbide finish rolling roll |
| 04/09/1991 | US5006181 Lubricating method for warm rolling of high silicon steels |
| 04/04/1991 | DE4025872A1 Heating and cooling roller with bending compensation - has an axle and an outer shell which is supported on lubricated pressure pad and hydraulic cushion in press in the axle |
| 04/02/1991 | US5003804 Method for pre-processing stainless steel strip intended to be cold-rolled |
| 03/26/1991 | US5001820 Roll for rolling mill |
| 03/20/1991 | EP0407428A4 Electro-slag casting apparatus and method |
| 03/06/1991 | CN2072448U Rolled-steel section roller uniform-cold device |
| 03/05/1991 | US4996862 Flexure-controllable roll having hydrostatic supporting elements provided with piston/cylinder units |
| 03/05/1991 | CA1280985C Conveyor roller for roller conveyor in glass sheet processing system |
| 02/26/1991 | US4996113 Rolling a metal strip under boundary lubrication conditions where one roll has micron-sized grooves and is polished to a mirror finish; aluminum cans |
| 02/26/1991 | US4995147 Roll having improved transverse end seals |
| 02/20/1991 | CN1011666B Roll stand for setting unilateral roll collar on double-faced support to pair roll spindle |
| 02/19/1991 | CA1280470C Laser beam machining device |
| 02/12/1991 | US4991275 Roller assembly |
| 02/06/1991 | CN1011491B Device for continuous cleaning and lubrication of mill rolls in manufacture of rolled sheets |
| 01/31/1991 | DE3924261A1 Groove contour on three roller reducing mill for e.g. pipe - is shaped to prevent unwanted deformation on inside contour of pipe |
| 01/29/1991 | WO1991002231A1 Shape detecting roll |
| 01/29/1991 | CA2035885A1 Shape detecting roll |
| 01/29/1991 | CA2021542A1 Sag compensating roll for roll presses |
| 01/22/1991 | US4985972 Roll with deflection compensation |
| 01/22/1991 | CA1279213C Profile setting device for conformable wall cylinder |
| 01/16/1991 | EP0407428A1 Electro-slag casting apparatus and method |
| 01/16/1991 | CN1011204B Apparatus and method for low tolerance rolling of rope form rolling material |
| 01/15/1991 | US4984343 Having controllable line pressure |
| 12/31/1990 | WO1991000371A1 Steel composition for a composite roll and heat treatment thereof |
| 12/31/1990 | CA2059293A1 Steel composition for a composite roll and heat treatment thereof |
| 12/18/1990 | USRE33490 Apparatus to mechanically stress a bolt-type fastener |
| 12/18/1990 | US4978583 Patterned metal plate and production thereof |
| 12/12/1990 | EP0401492A1 Controlled deflection roller |
| 12/12/1990 | EP0401323A1 Guide mounting for a pressure-roller shell. |
| 12/06/1990 | CA2018430A1 Roll with deflection compensation |
| 12/04/1990 | US4974437 Rolling mill stand |
| 11/29/1990 | WO1990014216A1 Calendering control system |
| 11/28/1990 | EP0399181A2 Production of copper rod by rolling |
| 11/25/1990 | CA2013495A1 Production of copper rod by rolling |
| 11/14/1990 | CN2065512U Universal combined roll |
| 11/14/1990 | CN1010388B Cold-rolling aluminium figured plate working roller and its manufacturing technique |
| 11/04/1990 | WO1990013371A1 A method for fitting a roll-ring to a roll axle, and a roll-ring mount for carrying out the method |
| 11/04/1990 | CA2032171A1 Method for fitting a roll-ring to a roll axle, and a roll-ring mount for carrying out the method |
| 10/31/1990 | EP0395477A1 Highly wear-resistant roll steel for cold rolling mills |
| 10/31/1990 | CN1010183B Method and apparatus for rolling rope formed profiled rolling stock within narrow tolerance |
| 10/30/1990 | US4966026 Edging roll for use in making sections having flanges |
| 10/25/1990 | DE3911930A1 Prodn. process for roller stands - uses measuring rollers as standard to compare with dimensions of working rollers and produce coordinates for machining operation |
| 10/25/1990 | CA2015124A1 Method and apparatus for manufacturing seamless tubes |
| 10/17/1990 | EP0392183A2 Calender, in particular for producing sealing plates |
| 10/17/1990 | EP0392009A1 Method of hot rolling high-silicon steel plate |
| 10/11/1990 | DE3933260A1 Roller, especially for rolling mills and steel works |
| 10/09/1990 | US4961261 Roll for mill and method of making a roll for a mill |
| 10/09/1990 | CA1274992A1 Shapemetering process and apparatus for continuous monitoring and/or correction of the profile and flatness of rolled metal strip and the like |
| 09/26/1990 | EP0388865A1 Rolling train for roll forming strips (straight bead tube welding) |
| 09/25/1990 | US4959275 Process and equipment for micro-pattern forming on roll surface, metal sheets for pressworking prepared by the roll, and method of preparing same |
| 09/25/1990 | US4958558 Adjusting system for the gap width of support roll pairs in a double-belt press |
| 09/25/1990 | US4958509 Rolling method for parallel-flange steel shapes |
| 09/25/1990 | US4958422 Wear-resistant compound roll |
| 09/20/1990 | WO1990010508A1 Roller, in particular for rolling mills and metallurgical plants |
| 09/11/1990 | US4955268 Apparatus containing a work surface heated with a heat carrier medium |
| 09/11/1990 | US4955221 Rolling mill for making a rolled product, especially rolled strip |
| 09/05/1990 | EP0385097A2 Method for producing a protective microlayer |
| 09/03/1990 | CA2011519A1 Method of obtaining a microscopically thin protective film |
| 08/29/1990 | EP0384173A2 Sealing member for a roll with an adjustable linear contact pressure |
| 08/23/1990 | WO1990009482A1 Improved controlled deflection roll lubrication |
| 08/22/1990 | EP0383450A1 Magnetic rolling apparatus |
| 08/21/1990 | US4949566 Rolling mill lubrication |