| Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631) |
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| 10/05/1989 | WO1989009291A1 Electro-slag casting apparatus and method |
| 10/04/1989 | CN1035964A Cold-rolling aluminium figured plate working roller and its manufacturing technique |
| 09/28/1989 | DE3908147A1 Verfahren zum erhoehen der reibung zwischen walzen und walzgut in einem planetenwalzwerk sowie walze A method for increasing friction between rollers and rolling in a planetary rolling mill and roller |
| 09/27/1989 | CN2044910U 轧辊 Roll |
| 09/26/1989 | CA1261654A1 Hot rolling method |
| 09/19/1989 | US4866969 Three-part roll assembly with exchangeable center part |
| 09/19/1989 | CA1259505A1 Roll cooling device and roll cooling method of rolling mill |
| 09/12/1989 | US4864838 Drive apparatus for the vertical rolls of a universal rolling mill stand |
| 09/12/1989 | US4864703 Press roll |
| 09/06/1989 | EP0330935A2 Composite roll |
| 09/05/1989 | CA1258983A1 Flexible edge roll |
| 08/30/1989 | EP0329937A2 Roll |
| 08/29/1989 | US4860416 Variable-crown roll |
| 08/23/1989 | EP0328595A1 Pressure cylinder |
| 08/16/1989 | CN2042757U Rolling machine for cold-rolling double-faced aluminium figured plate band |
| 08/15/1989 | US4856313 Method of controlling strip crown in planetary rolling |
| 08/15/1989 | US4856157 Roll with controllable line pressure |
| 08/01/1989 | CA1257989A1 Strain imparting device |
| 07/25/1989 | US4850089 Surface treatment of a rolling mill roll |
| 07/19/1989 | EP0324327A1 Method of marking the surface of a rolling mill roll |
| 07/11/1989 | US4847112 Surface treatment of a rolling mill roll |
| 06/29/1989 | WO1989005868A1 Bimetallic composite back-up roll for a hot rolling mill |
| 06/29/1989 | WO1989005867A1 Bimetallic composite working cylinder |
| 06/28/1989 | EP0322315A1 Bimetallic composite roll |
| 06/28/1989 | EP0322300A1 Bimetallic back-up roll for hot rolling |
| 06/27/1989 | US4841761 Multipurpose rolling mill |
| 06/27/1989 | US4841612 Roll device comprising a shaft and at least one roll ring arranged thereon |
| 06/27/1989 | US4841611 Work roll with dulled surface having geometrically patterned uneven dulled sections for temper rolling |
| 06/27/1989 | US4841610 Device for adjusting the profile of a roll with a deformable wall |
| 06/21/1989 | EP0321139A1 Overhung roll assembly |
| 06/20/1989 | US4839949 Sintered ceramic |
| 06/13/1989 | US4837906 Rolling roll with variable profile and of the tapered piston type |
| 06/08/1989 | DE3738861A1 Method for stripping cooling water from rolls in rolling trains for steel and a stripper for carrying out the method |
| 05/17/1989 | EP0315694A1 Hot rolling method and equipment for fragile strip |
| 05/10/1989 | EP0315043A2 Method for measuring roll-force in rolling mills |
| 04/26/1989 | EP0313516A1 Device and method for cooling of rolls |
| 04/25/1989 | US4823585 Hot rolling method |
| 04/25/1989 | US4823451 Forged cold-rolling roll |
| 04/19/1989 | EP0311911A2 Roll assembly of several parts consisting of a driven arbor and detachable roll-ring |
| 04/11/1989 | US4819471 Pilger die for tubing production |
| 04/05/1989 | EP0309587A1 Abrasion-resistant composite roll and process for its production |
| 04/04/1989 | US4817410 Roll for mill |
| 03/29/1989 | EP0309247A2 Cooling drum for continuous-casting machines for manufacturing thin metallic strip |
| 03/29/1989 | EP0308512A1 Apparatus for dull finish of roll with pulse laser |
| 03/29/1989 | CN2034880U High chromium combined cast iron roller |
| 03/21/1989 | US4813795 Highly loaded case hardened ring |
| 03/21/1989 | US4813258 Assembled flexible edge roll |
| 03/21/1989 | US4813257 Apparatus for rolling bar stock |
| 03/21/1989 | US4813113 Overhung roll assembly |
| 03/09/1989 | WO1989002038A1 Pressure cylinder |
| 03/07/1989 | US4809528 Hot strip mill |
| 03/07/1989 | US4809527 Shapemetering apparatus for continuous monitoring and/or correction of the profile and flatness of rolled metal strip and the like |
| 02/28/1989 | US4808324 Lubricant system for sheet and section rolling mills |
| 02/21/1989 | US4806731 Process for marking the surface of a rolling mill |
| 02/21/1989 | US4806724 Laser beam machining device |
| 02/21/1989 | US4805433 Multi-roll rolling stand having intermediate rolls which can be displaced in pairs in opposite directions and have tapered ends |
| 02/15/1989 | EP0303205A2 Ceramic dull roll for rolling mill and method of producing the same |
| 02/14/1989 | US4803863 Apparatus for rolling bar stock |
| 02/08/1989 | EP0302151A1 Method of controlling strip crown in planetary rolling |
| 02/01/1989 | EP0301377A1 Conical sleeve for mounting a rolling ring |
| 02/01/1989 | EP0301286A1 Device for clamping rings on a shaft supported near both ends |
| 01/31/1989 | US4800742 Rolling mill for making a rolled product, especially rolled strip |
| 01/26/1989 | DE3823767A1 Method and apparatus for controlling the profile and the flatness of metal strips in multi-stand rolling trains |
| 01/19/1989 | DE3721746A1 Method and device for measuring the flatness of rolling strip in wide hot strip trains |
| 01/18/1989 | EP0299944A2 Method of making a multilayered cylinder, and cylinder so obtained |
| 01/18/1989 | CN2030916U Composition roller |
| 01/17/1989 | US4798074 Rolling mill stand, especially for rolling strip |
| 01/17/1989 | CA1248786A1 Control process for the thickness and profile of a flat product during its rolling |
| 01/17/1989 | CA1248785A1 Roll-stand roll with hydraulically changeable contour |
| 01/11/1989 | EP0298675A1 Sleeve mounting and removal tool |
| 01/09/1989 | US4892133 Process for monitoring and regulating the lubrication of the working face of the rotary rolls of a continuous strip casting machine |
| 01/03/1989 | US4795681 Steel sheets for painting and a method of producing the same |
| 01/03/1989 | US4794680 Ceramic or carbide coating |
| 12/27/1988 | US4793250 Method and apparatus for controlling deflection of an adjustable crown roll |
| 12/27/1988 | US4793172 Thermal crown controlled rolls |
| 12/27/1988 | US4793042 Rolling mill roll assembly |
| 12/21/1988 | EP0295449A2 Device for printing or die cutting a web |
| 12/14/1988 | EP0294544A2 Rolling stand with axially adjustable cylinders |
| 12/14/1988 | EP0294494A1 Edging roll for flanged shape |
| 12/07/1988 | CN87104833A Curved roll of composite type oblique rolling mill |
| 12/06/1988 | CA1245882A1 Rolled plate sectional profile control rolling method and rolling mill |
| 12/06/1988 | CA1245881A1 Apparatus for cooling a work roll in a rolling mill for rolling metal strip |
| 12/01/1988 | WO1988009230A1 Coolant flow control |
| 12/01/1988 | WO1988009229A1 Hot rolling method and equipment for fragile strip |
| 11/29/1988 | US4787837 Wear-resistant ceramic, cermet or metallic embossing surfaces, methods for producing same, methods of embossing articles by same and novel embossed articles |
| 11/29/1988 | CA1245481A1 Rolling mill roll assembly |
| 11/29/1988 | CA1245480A1 Device for control of roll camber in a rolling mill |
| 11/23/1988 | EP0292129A2 Variable profile rolls for rolling mills |
| 11/15/1988 | CA1244680A1 Rolling apparatus |
| 11/09/1988 | CN88102216A Assembly of rollers with holes and its frame used for rolling bar iron |
| 11/01/1988 | US4781051 Rolling mill stand with axially shiftable rolls |
| 10/25/1988 | CA1243510A1 Process for width reduction of plate-like stock material |
| 10/20/1988 | DE3811847A1 Method for controlling the offset of the work rolls in a rolling stand |
| 10/20/1988 | DE3711163A1 Device for detachable clamping of disc-shaped or annular rollers |
| 10/19/1988 | EP0286875A2 Series of grooved rolls for rolling steel bars and roll stand hereto |
| 10/11/1988 | US4776078 Sleeve mounting and removal tool |
| 10/11/1988 | US4776071 Felt covering; woven glass fiber web with needle aramid and carbon fibers |
| 10/11/1988 | CA1242912A1 Roll assembly for use in calenders and the like |
| 10/06/1988 | WO1988007594A1 Abrasion-resistant composite roll and process for its production |
| 10/05/1988 | EP0285313A2 Compound member and method for producing the same |