Patents
Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631)
09/1992
09/01/1992CA1306893C Glide-shoe arrangement for a variable-crown roll
08/1992
08/26/1992EP0499656A1 A roll for use in heat treating furnace and method of producing the same
08/20/1992WO1992013651A1 Roll cast in one piece, comprising cemented carbide and cast iron, and method for its manufacture
08/13/1992DE4104001A1 Continuous cast slab finishing - has stand to compress material at edges directly before rolling for thickness redn.
08/12/1992EP0498733A2 Method of rolling steel shapes
08/12/1992CA2060768A1 Roll, comprising cemented carbide and cast iron, and method for manufacture of the same
07/1992
07/22/1992CN2110525U Roller
07/21/1992US5131252 Apparatus and method for cold rolling of metal strip
07/15/1992EP0294494B1 Edging roll for flanged shape
07/14/1992US5129580 Device for spraying disperse systems
07/14/1992CA1304965C Mill roll
07/12/1992WO1992011960A1 Cooling drum for casting thin cast piece; device for and method of forming dimples on peripheral surface of said drum
07/05/1992WO1992011959A1 A cooling roll
07/05/1992CA2099884A1 Cooling roll
07/01/1992EP0493171A1 Equipment for rolling flat products
07/01/1992EP0264452B1 Method for manufacturing steel plate having deformed section by means of hot strip mill
06/1992
06/30/1992CA1304241C Roll with controllable line pressure
06/25/1992DE4118617A1 Multiple cold-rolling mill - has working or supporting rollers reduced in dia. at working area
06/25/1992DE4041957A1 Tightener for collars on roller shafts - consists of conical clamping sleeve and tension piece, with spiral spring and basic piece
06/23/1992US5123340 Roll for use in calendering a web
06/23/1992US5123269 Cantilevered slit-strand rolling mill with roll changing device
06/17/1992EP0489964A1 Improvements in or relating to rolling metal products
06/09/1992CA1302665C Steel sheets for painting and a method of producing the same
06/04/1992DE4117596C1 Paper treatment calender with easily removable cover - has film tensioned round periphery of one of the roll, having machine wide gap between
06/03/1992EP0488367A1 Method of controlling edge drop in cold rolling of steel
06/03/1992EP0488155A2 Roll charged with heat transfer medium
06/03/1992EP0488022A1 Support for rolling rings on rolling stands having rolls supported as cantilevers
05/1992
05/19/1992US5114123 Manipulator for manipulating a pouring pipe into position beneath a metallurgical vessel
05/14/1992WO1992007668A1 Roller for a roll stand with an interchangeable roller ring and a divided roller body
05/13/1992CN1016588B Rolling mill for mfs. of rolling stock, in particular jof rolling bands
05/12/1992US5111930 Non-warping table rolls
05/05/1992US5109687 Device for adjustment of barrel width of roll type straightener
05/05/1992US5109585 Roll for a roll stand having an exchangeable roll ring and a divided roll body
04/1992
04/21/1992US5106576 Uniformly mixing powders of alloy and vanadium carbide, hot isostatic pressing
04/21/1992US5105638 Method and machine for rolling a metal workpiece at a reduced rolling load
04/16/1992WO1992005911A1 Process and device for manufacturing a texturing roller
04/16/1992WO1992005910A1 Process and device for manufacturing a texturing roller
04/16/1992WO1992005909A1 Process and device for manufacturing a texturing roller
04/16/1992WO1992005891A1 Surface structure of a roller and process and device for producing it
04/16/1992WO1992005890A1 Surface structure of a roller and process and device for producing it
04/16/1992WO1992005889A1 Rolling mill
04/15/1992EP0479832A1 Steel composition for a composite roll and heat treatment thereof
04/15/1992EP0401323B1 Guide mounting for a pressure-roller shell
04/14/1992US5104458 Sintering, casting, heat-treatment; elimination of shrinkage; converting austenite to brinite
04/09/1992DE4031547A1 Verfahren und vorrichtung zur herstellung von texturwalzen Method and apparatus for manufacturing texture rollers
04/09/1992DE4031546A1 Verfahren und vorrichtung zur herstellung einer texturwalze Method and device for manufacturing a texture roller
04/09/1992DE4031545A1 Verfahren und vorrichtung zur herstellung einer texturwalze Method and device for manufacturing a texture roller
04/09/1992DE4030538A1 Heated bending roller - has structured dimensions for mantle support surfaces to improve pressure and heated fluid feed
04/08/1992EP0479750A1 Apparatus for supporting reduction rolls in a rolling mill
04/08/1992EP0479749A1 Sizing-rolling method for continuous length sections, rolling mill driving mechanism, roll depressing mechanism and roll fixing mechanism
04/07/1992US5101544 Apparatus and method for regulating temperature in a flexure-controllable roll
04/03/1992WO1992006223A1 Nickel or cobalt based cermet with dispersed niobium carbide
04/03/1992CA2093238A1 Nickel or cobalt based cermet with dispersed niobium carbide
04/02/1992DE4102984A1 Oberflaechenstruktur einer walze sowie verfahren und vorrichtung zur erzeugung der oberflaechenstruktur Superficies of a roller and method and apparatus for the production of superficies
04/02/1992DE4102983A1 Oberflaechenstruktur einer walze sowie verfahren und vorrichtung zur erzeugung der oberflaechenstruktur Superficies of a roller and method and apparatus for the production of superficies
04/02/1992DE4030388A1 Spray valve for nozzle bank in rolling mill stand - is controlled by electromagnet bolt which when (de)activated forces ball to left or right for fluid flow or evacuation in chamber
04/01/1992EP0477680A2 Heatable roller assembly with controlled deflection
03/1992
03/31/1992US5101087 High-temperature rollers utilizing fluidized bed
03/31/1992US5099667 System for suspending and applying solid lubricants to tools or work pieces
03/25/1992EP0476791A2 Cold pilger rolling mill for fabrication of tubes by cold rolling
03/18/1992CN1059482A Iron and steel cementing-combined roller technology
03/17/1992US5095601 Apparatus for fixing a roll ring on a roll shaft
03/10/1992US5093974 Bendable sleeved roll
02/1992
02/26/1992EP0472049A2 Method for engraving solid articles with laser beams and the articles produced
02/25/1992US5090225 Method for cooling and lubricating chiplessly shaped metals
02/20/1992WO1992002320A1 Twin roll casting
02/19/1992CN1058735A Upsetting press for reducing width of rolling stock
02/12/1992EP0470436A2 Pressure roll for holding slabs down in an upsetting press
01/1992
01/28/1992US5083889 Structure for preventing escape of jack bolts in apparatus to mechanically stress a bolt-type fastener
01/21/1992US5081760 Work roll for metal rolling
01/15/1992EP0466644A1 Process for roughening the surface of an aluminium strip
01/15/1992EP0465742A1 Roll for a rolling mill
01/14/1992US5080010 Pressure roller device
01/08/1992EP0464780A1 Abrasion-resistant cast iron material for rolling rolls and composite rolls
01/01/1992CN1015234B Dulled surface roll for surface rolling and its production
12/1991
12/31/1991US5075943 Hydrostatically supported roll having improved bending control
12/10/1991US5071072 Pilot controlled liquid actuated coolant control valves
12/10/1991US5070718 Method and apparatus for the production of metal products
12/10/1991US5070587 Roll for use in heat treating furnace and method of producing the same
11/1991
11/28/1991DE4016823A1 Heating medium for e.g. calender rollers - low melting point metal located in annular space inside hollow roller which contains heater and inert gas to inhibit oxidn.
11/21/1991EP0456726A1 Improved controlled deflection roll lubrication.
11/20/1991CN2088908U Hot sleeved roll capable of disassemble steeve
11/20/1991CN1056268A Combined small section-and wire rolling mill
11/14/1991WO1991017027A1 Rotary die cutting system for sheet material
11/14/1991DE4015305A1 Wear-resistant reducing roller for e.g. pipe or rod mill - is made by spray-coating individual carbon roller elements with metal alloy while clamped on axial bolt
11/13/1991EP0456162A2 Engineered textures for all stands and stages of rolling
11/13/1991CN1056076A Riffled roll making technology
11/07/1991DE4113713A1 Combined fine and wire rolling train
11/06/1991EP0455082A1 Combined line for small sections and wire
11/06/1991EP0454951A1 Device for driving a roll
10/1991
10/30/1991EP0453801A2 Device for spraying a dispersion
10/29/1991US5061441 Highly wear-resistant roll steel for cold rolling mills
10/28/1991CA2041208A1 Device for spraying disperse systems
10/24/1991DE4012804A1 Roll construction for key less fluid torque - has thin metal strips helically ŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸ wound on roll body and is seal welded followed by fluid pressure applic
10/23/1991EP0452633A1 Bearing element and roll provided with such element
10/17/1991DE4011681A1 Rolling stand with sliding roll shafts - for tube forming using hydraulically tensioned roll shafts axially withdrawn by integral cylinders for rapid roll changing
10/16/1991EP0451874A2 4-High rolling mill
10/01/1991US5053284 Wear-resistant compound roll
09/1991
09/17/1991US5048411 Calender, in particular for the production of packing sheets
09/11/1991EP0362241A4 Coolant flow control
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