Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631) |
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04/15/2009 | CN101406900A Centrifugal casting half steel/graphite steel composite roll collar and preparation method thereof |
04/15/2009 | CN101406898A Semi-tandem rolling and hot rolling method of cross-shaped steel |
04/09/2009 | DE112005002080B4 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 |
04/09/2009 | DE102007043403B3 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 |
04/08/2009 | CN201217151Y Rolling and forming integrated machine special for high-strength glass-hard refractory alloy |
04/08/2009 | CN201217010Y Forcedly stretching hole structure for rolling strip steel |
04/08/2009 | CN101405095A Method, and apparatus, for piercing and rolling seamless pipe |
04/08/2009 | CN100475435C Method for preparing novel PS forme base |
04/07/2009 | US7513136 Lamination process and apparatus for alkali metals or alloys thereof |
04/02/2009 | WO2009041946A1 Backing assembly for use in z-mill type rolling mills |
04/02/2009 | CA2678647A1 Backing assembly for use in z-mill type rolling mills |
04/01/2009 | EP2040860A1 Method and device for lubricating rollers |
04/01/2009 | CN101400771A Lubricant for hot plastic working |
04/01/2009 | CN101396694A Roller aerosol cooling method and device |
04/01/2009 | CN100473751C Disc shaped roll and producing method thereof |
03/25/2009 | CN201212508Y Bond-free joint structure for roller briquetting machine |
03/25/2009 | CN201211528Y Horizontal type oil-water respective cooling lubricating tandem mill |
03/25/2009 | CN201211527Y Oil-water respective cooling lubricating vertical type tandem mill |
03/25/2009 | CN101391349A Section overlap welding-wire and roller molding device |
03/25/2009 | CN101391266A Variable convexity casting roll, casting system and variable convexity casting technique |
03/25/2009 | CN100471588C Roll |
03/19/2009 | US20090071221 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 |
03/18/2009 | CN201209758Y Lubricating oil filtration apparatus |
03/18/2009 | CN101389416A Support roll for a rolling mill |
03/18/2009 | CN101386961A Roller making by centrifugal casting |
03/18/2009 | CN101386960A Rolling roll |
03/18/2009 | CN101386029A Composite roll mixed with reinforcement cast iron base and manufacture method thereof |
03/18/2009 | CN101386028A Cemented carbide/steel composite roller and preparation method thereof |
03/18/2009 | CN101386027A Centrifugal casting roller |
03/18/2009 | CN101386026A Centrifugal casting roller |
03/18/2009 | CN101386025A Centrifugal casting roller |
03/18/2009 | CN101386023A Semicanal formation rolling machine |
03/18/2009 | CN100469469C Method for forming an endless metal belt provided with a surface profile |
03/12/2009 | WO2009032700A1 Method and apparatus for discharging a non-linear cryogen spray across the width of a mill stand |
03/11/2009 | CN100467151C Low-aliquation high-speed steel roll and the preparing method |
03/11/2009 | CN100467146C Rolling machine |
03/05/2009 | WO2009029659A1 Discharging cryogen onto work surfaces in a cold roll mill |
03/05/2009 | CA2697841A1 Discharging cryogen onto work surfaces in a cold roll mill |
03/04/2009 | EP2029311A2 Mastering tools and systems and methods for forming a plurality of cells on the mastering tools |
03/04/2009 | EP2029294A2 Mastering tools and systems and methods for forming a cell on the mastering tools |
03/04/2009 | CN101376203A Technique for preparing cold roller |
03/04/2009 | CN101376137A Lubricating device of H section steel hot rolling technology |
03/04/2009 | CN100465324C A low-alloy high speed steel roll material and a manufacturing method thereof |
03/04/2009 | CN100464880C A rolling method of small-coarseness high-light thin wolfram sheets |
03/04/2009 | CN100464879C A plate-type wedge rolling precision forming method for camshafts |
02/26/2009 | US20090049882 Process and apparatus for the continuous production of a thin metal strip |
02/25/2009 | CN201197989Y Lubrication apparatus for hot rolling process |
02/25/2009 | CN201197987Y Pass special for variety steel |
02/25/2009 | CN100463735C Worker roller sweep both paying attention to board type control and free regulation rolling |
02/25/2009 | CN100463732C Casting-rolling process and equipment for magnesium alloy slab |
02/18/2009 | EP2025422A1 Thermostructural composite roller |
02/18/2009 | EP1542815B8 Lamination process and apparatus for alkali metals or alloys thereof |
02/18/2009 | CN101371321A Method of producing a strip of nanocrystalline material and device for producing a wound core from said strip |
02/18/2009 | CN101367092A Working roll technique for controlling edge drop of cold-rolled steel |
02/12/2009 | US20090038356 Method for Lubricating Milling Material |
02/11/2009 | CN201192774Y Equipment for longitudinally hot-rolling small diameter thin wall seamless steel pipe with fewer stands |
02/11/2009 | CN201192695Y Longitudinal rolling roll |
02/11/2009 | CN101362152A Intermediate-frequency quenching hard-surface strain roller and manufacture method thereof |
02/11/2009 | CN101362151A Hard-surface build-up welding strain roller and manufacture method thereof |
02/11/2009 | CN101362150A Double-roller casting rolling mill capable of arbitrarily adjusting roll gap |
02/11/2009 | CN100460096C Primacord rolling method and primacord rolling machine |
02/05/2009 | US20090036283 Roller of thermostructural composite material |
02/05/2009 | DE102007029548B3 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 |
02/04/2009 | CN201189523Y Lubricating device of shaped roll |
02/04/2009 | CN101358274A Levelling method of non-oriented electrical steel |
02/04/2009 | CN100457318C Plate type wedge lateral rolling forming method for eccentric stepped shaft |
02/04/2009 | CN100457303C Horizontal rolling apparatus and process for rolling periodic profile steel in a four-roll mill |
02/03/2009 | US7484394 Gear roll-forming apparatus |
01/30/2009 | CA2638131A1 A roller of thermostructural composite material |
01/28/2009 | CN201187494Y Hydraulic transition locking apparatus |
01/28/2009 | CN201186385Y Double machine frame oblique hot rolling minor diameter seamless steel pipe equipment |
01/28/2009 | CN201186291Y Heat-storing type apparatus for heating rolling oil |
01/28/2009 | CN201186289Y Apparatus for cooling roller ring |
01/28/2009 | CN201186288Y Complex cavity water cooling reducing roller |
01/28/2009 | CN201186286Y Roller caliber structure for avoiding goffer produced on surface of large size hot-rolling round steel |
01/28/2009 | CN101356019A Rolling stand with supporting and/or working rolls for rolling metal sheets or strips |
01/28/2009 | CN101352728A Novel technique for producing large-sized seamless steel pipe |
01/22/2009 | US20090019907 Hot-Strip Cooling Device and Cooling Method |
01/21/2009 | EP2017017A1 Rolling roll, rolling mill and rolling method |
01/21/2009 | CN201183061Y Internal cooling multistage roller cover combined type large-sized backing roll |
01/21/2009 | CN201183060Y Composite water baffle of hot continuous rolling finishing mill |
01/21/2009 | CN201183059Y Single arch type case cover for large-sized roller ultra low temperature strengthened processing equipment |
01/21/2009 | CN201183058Y Knife blank mould roller and rolling mill equipped therewith |
01/21/2009 | CN201183057Y Roller of hot box door for manufacturing textile machinery |
01/21/2009 | CN201183055Y Roller apparatus of cold rolling mill |
01/21/2009 | CN101351569A Centrifugally cast composite roll |
01/21/2009 | CN101347793A Vertical roll of vertical edger and design method thereof |
01/21/2009 | CN100453685C High Cr series stainless steel jointless oil well tube and its production method |
01/21/2009 | CN100453193C Oil-tank automatic switching-over pipeline circulation heating device and control method |
01/20/2009 | CA2448784C Bar delivery system and method |
01/14/2009 | EP2014379A1 Rolling mill with cooling device and rolling process |
01/14/2009 | CN201179525Y Roll barrel cooling spraying tube |
01/14/2009 | CN201179524Y Roll barrel spray cooling apparatus suitable for fast mill |
01/14/2009 | CN101342545A Lubrication system of hot-tandem rolling finishing rolling unit |
01/14/2009 | CN101342544A Concave roll for roller mill |
01/14/2009 | CN101342542A Channel steel rolling method |
01/07/2009 | CN101340992A 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 |
01/07/2009 | CN101337233A Rolling mill technique of special-shaped wide strip |
01/07/2009 | CN100448559C Method for supplying lubricant during hot rolling |
01/06/2009 | US7472574 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 |