Patents
Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631)
04/2009
04/15/2009CN101406900A Centrifugal casting half steel/graphite steel composite roll collar and preparation method thereof
04/15/2009CN101406898A Semi-tandem rolling and hot rolling method of cross-shaped steel
04/09/2009DE112005002080B4 Verfahren zum Design eines Walzenprofils und Stahlwalze mit einer in Form einer Polynomfunktion ausgedrückten Kurve des Walzenprofils Method for Design of a rolled section steel and roll with an expressed in the form of a polynomial curve of the roll profile
04/09/2009DE102007043403B3 Quarto-type rolling stand for hot-rolling of steel strip, has distributor device for distributing lubricant gas flow, and connecting channel formed in working and supporting rolls for transport of gas flow to or from distributor device
04/08/2009CN201217151Y Rolling and forming integrated machine special for high-strength glass-hard refractory alloy
04/08/2009CN201217010Y Forcedly stretching hole structure for rolling strip steel
04/08/2009CN101405095A Method, and apparatus, for piercing and rolling seamless pipe
04/08/2009CN100475435C Method for preparing novel PS forme base
04/07/2009US7513136 Lamination process and apparatus for alkali metals or alloys thereof
04/02/2009WO2009041946A1 Backing assembly for use in z-mill type rolling mills
04/02/2009CA2678647A1 Backing assembly for use in z-mill type rolling mills
04/01/2009EP2040860A1 Method and device for lubricating rollers
04/01/2009CN101400771A Lubricant for hot plastic working
04/01/2009CN101396694A Roller aerosol cooling method and device
04/01/2009CN100473751C Disc shaped roll and producing method thereof
03/2009
03/25/2009CN201212508Y Bond-free joint structure for roller briquetting machine
03/25/2009CN201211528Y Horizontal type oil-water respective cooling lubricating tandem mill
03/25/2009CN201211527Y Oil-water respective cooling lubricating vertical type tandem mill
03/25/2009CN101391349A Section overlap welding-wire and roller molding device
03/25/2009CN101391266A Variable convexity casting roll, casting system and variable convexity casting technique
03/25/2009CN100471588C Roll
03/19/2009US20090071221 Mandrel Bar for High-Alloy Rolling, Method for Surface Treating a Mandrel Bar, Method for Producing Mandrel Bar, and Method for Operating Seamless Pipe Mill
03/18/2009CN201209758Y Lubricating oil filtration apparatus
03/18/2009CN101389416A Support roll for a rolling mill
03/18/2009CN101386961A Roller making by centrifugal casting
03/18/2009CN101386960A Rolling roll
03/18/2009CN101386029A Composite roll mixed with reinforcement cast iron base and manufacture method thereof
03/18/2009CN101386028A Cemented carbide/steel composite roller and preparation method thereof
03/18/2009CN101386027A Centrifugal casting roller
03/18/2009CN101386026A Centrifugal casting roller
03/18/2009CN101386025A Centrifugal casting roller
03/18/2009CN101386023A Semicanal formation rolling machine
03/18/2009CN100469469C Method for forming an endless metal belt provided with a surface profile
03/12/2009WO2009032700A1 Method and apparatus for discharging a non-linear cryogen spray across the width of a mill stand
03/11/2009CN100467151C Low-aliquation high-speed steel roll and the preparing method
03/11/2009CN100467146C Rolling machine
03/05/2009WO2009029659A1 Discharging cryogen onto work surfaces in a cold roll mill
03/05/2009CA2697841A1 Discharging cryogen onto work surfaces in a cold roll mill
03/04/2009EP2029311A2 Mastering tools and systems and methods for forming a plurality of cells on the mastering tools
03/04/2009EP2029294A2 Mastering tools and systems and methods for forming a cell on the mastering tools
03/04/2009CN101376203A Technique for preparing cold roller
03/04/2009CN101376137A Lubricating device of H section steel hot rolling technology
03/04/2009CN100465324C A low-alloy high speed steel roll material and a manufacturing method thereof
03/04/2009CN100464880C A rolling method of small-coarseness high-light thin wolfram sheets
03/04/2009CN100464879C A plate-type wedge rolling precision forming method for camshafts
02/2009
02/26/2009US20090049882 Process and apparatus for the continuous production of a thin metal strip
02/25/2009CN201197989Y Lubrication apparatus for hot rolling process
02/25/2009CN201197987Y Pass special for variety steel
02/25/2009CN100463735C Worker roller sweep both paying attention to board type control and free regulation rolling
02/25/2009CN100463732C Casting-rolling process and equipment for magnesium alloy slab
02/18/2009EP2025422A1 Thermostructural composite roller
02/18/2009EP1542815B8 Lamination process and apparatus for alkali metals or alloys thereof
02/18/2009CN101371321A Method of producing a strip of nanocrystalline material and device for producing a wound core from said strip
02/18/2009CN101367092A Working roll technique for controlling edge drop of cold-rolled steel
02/12/2009US20090038356 Method for Lubricating Milling Material
02/11/2009CN201192774Y Equipment for longitudinally hot-rolling small diameter thin wall seamless steel pipe with fewer stands
02/11/2009CN201192695Y Longitudinal rolling roll
02/11/2009CN101362152A Intermediate-frequency quenching hard-surface strain roller and manufacture method thereof
02/11/2009CN101362151A Hard-surface build-up welding strain roller and manufacture method thereof
02/11/2009CN101362150A Double-roller casting rolling mill capable of arbitrarily adjusting roll gap
02/11/2009CN100460096C Primacord rolling method and primacord rolling machine
02/05/2009US20090036283 Roller of thermostructural composite material
02/05/2009DE102007029548B3 Tool assembly for shaping tubular workpiece outer surfaces, without material removal, allows shaping rollers to be used on the axis bolt by changing the spacer rings without altering the dimensions to reduce wear
02/04/2009CN201189523Y Lubricating device of shaped roll
02/04/2009CN101358274A Levelling method of non-oriented electrical steel
02/04/2009CN100457318C Plate type wedge lateral rolling forming method for eccentric stepped shaft
02/04/2009CN100457303C Horizontal rolling apparatus and process for rolling periodic profile steel in a four-roll mill
02/03/2009US7484394 Gear roll-forming apparatus
01/2009
01/30/2009CA2638131A1 A roller of thermostructural composite material
01/28/2009CN201187494Y Hydraulic transition locking apparatus
01/28/2009CN201186385Y Double machine frame oblique hot rolling minor diameter seamless steel pipe equipment
01/28/2009CN201186291Y Heat-storing type apparatus for heating rolling oil
01/28/2009CN201186289Y Apparatus for cooling roller ring
01/28/2009CN201186288Y Complex cavity water cooling reducing roller
01/28/2009CN201186286Y Roller caliber structure for avoiding goffer produced on surface of large size hot-rolling round steel
01/28/2009CN101356019A Rolling stand with supporting and/or working rolls for rolling metal sheets or strips
01/28/2009CN101352728A Novel technique for producing large-sized seamless steel pipe
01/22/2009US20090019907 Hot-Strip Cooling Device and Cooling Method
01/21/2009EP2017017A1 Rolling roll, rolling mill and rolling method
01/21/2009CN201183061Y Internal cooling multistage roller cover combined type large-sized backing roll
01/21/2009CN201183060Y Composite water baffle of hot continuous rolling finishing mill
01/21/2009CN201183059Y Single arch type case cover for large-sized roller ultra low temperature strengthened processing equipment
01/21/2009CN201183058Y Knife blank mould roller and rolling mill equipped therewith
01/21/2009CN201183057Y Roller of hot box door for manufacturing textile machinery
01/21/2009CN201183055Y Roller apparatus of cold rolling mill
01/21/2009CN101351569A Centrifugally cast composite roll
01/21/2009CN101347793A Vertical roll of vertical edger and design method thereof
01/21/2009CN100453685C High Cr series stainless steel jointless oil well tube and its production method
01/21/2009CN100453193C Oil-tank automatic switching-over pipeline circulation heating device and control method
01/20/2009CA2448784C Bar delivery system and method
01/14/2009EP2014379A1 Rolling mill with cooling device and rolling process
01/14/2009CN201179525Y Roll barrel cooling spraying tube
01/14/2009CN201179524Y Roll barrel spray cooling apparatus suitable for fast mill
01/14/2009CN101342545A Lubrication system of hot-tandem rolling finishing rolling unit
01/14/2009CN101342544A Concave roll for roller mill
01/14/2009CN101342542A Channel steel rolling method
01/07/2009CN101340992A Components of a steelworks, such as a continuous casting installation or a rolling mill, method for producing such a component and installation for creating or processing semifinished metallic product
01/07/2009CN101337233A Rolling mill technique of special-shaped wide strip
01/07/2009CN100448559C Method for supplying lubricant during hot rolling
01/06/2009US7472574 Method of and rolling mill stand for cold rolling mill stand for cold rolling of metallic rolling stock in particular rolling strip with nozzles for gaseous or liquid treatment media
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