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Patent Searching and Data


Matches 601 - 650 out of 14,205

Document Document Title
WO/2009/118939A1
The length L of a parent billet, the length l and number nB of child billets are determined on the basis of a predetermined tolerance and conditions of a billet heating furnace and rolling equipment. Seamless pipes are manufactured by us...  
WO/2009/116571A1
Provided are a rolling mill capable of controlling the shape of a plate material more accurately than conventional ones, and a rolling method. The rolling mill for rolling the plate material by an upper and a lower work roll is provided ...  
WO/2009/113719A1
In load prediction learning methods for hot plate rolling, rolling load prediction errors have conventionally been corrected based on forecasted error factors, but the large number of factors influencing complex rolling events complicate...  
WO/2009/112443A1
In a multi-staged cold-rolling line, a strip (5) is rolled. An actual rolling force (F) of a last rolling stage (4) of the cold-rolling line is detected using a rolling force detection apparatus (14) and fed to a force control unit (15)....  
WO/2009/113413A1
Disclosed is a plate rolling mill wherein a kiss roll-tightening state occurring before rolling, and deviations in offset of work rolls in the right/left or up/down directions of a rolling mill during rolling are eliminated, and warpage ...  
WO/2009/110395A1
Disclosed is a plate rolling mill wherein a kiss roll-tightening state such as zero point adjusting work before rolling, and deviations in offset of work rolls in the right/left or up/down directions of a rolling mill during rolling are ...  
WO/2009/106423A1
A control device (8) for a cooling track (1) for cooling a rolling product (5) accepts at least partially characteristic information (TA) for a starting enthalpy value. The control device (8) determines a refrigerant volume progression (...  
WO/2009/106422A1
A strip (6) is fed to one of (2 - 5) the rolling stands (1 - 5) (rolling stand in question) of a multi-stand rolling mill with a known inlet thickness (d1 - d4) and exits the rolling stand in question (2 - 5) with a strip thickness (d2 -...  
WO/2009/097977A1
The requirements for controlling widely differing controlled variables in metallurgical installations have recently become so stringent that the required control ratio of actuating elements (valves, etc.) is often considerably greater th...  
WO/2009/094848A1
A profiled steel used for a medium-low speed magnetic suspension train rail has F-shaped cross section, including an inclined leg (1), a vertical leg (3), a web (2) and an horizontal extension section (4). The centerline of the inclined ...  
WO/2009/094857A1
A reverse temperature field rolling method for Mg alloy sheet includes that the rollers are heated so that the reverse temperature field on the sheet is formed, and the temperature of the rollers matches the initial temperature of the sh...  
WO/2009/095323A1
A cold-rolling train comprises a plurality of rolling stands (2) through which a cold strip (1) passes in succession and a strip feeding device (3) located prior to the first passed-through rolling stand (2-1). A nulled setpoint speed (v...  
WO/2009/076890A1
Disclosed are a method for producing wide flat steel by thin slab continuous casting and rolling and the system thereof. The method includes the following steps: the molten steel is first continuously cast into a thin slab of 50~90mm thi...  
WO/2009/069198A1
A roll position setting method of Sendzimir mill in which the combination of roll sets can be dealt with easily and each roll can be set at an optimal operational position. Eccentricity angle of each of first and second backing bearings ...  
WO/2009/061731A1
A non-contact shape sensor and shape sensing device employing a plurality of such sensors. A non-contact shape sensor of the present invention may include a fluid-emitting sensor head that is biased toward a surface of a moving strip of ...  
WO/2009/056303A1
The invention relates to a method and a measuring device (1) for the contactless detection of the spatial shape of components, such as bent pipes and the like, wherein each component is gradually illuminated along the shape thereof by at...  
WO/2009/057820A1
A strip rolling mill and a method for controlling a strip rolling mill are provided which solve the wavy flatness defects extending over the width such as a strip running failure due to warp of the strip to be rolled, an undulation, a fu...  
WO/2009/053144A1
During operation of a rolling mill, a rolling product (2) running through the rolling mill is machined by means of a machining device (6). The machining device (6) is controlled by means of a controller (7), to which a target value (x*) ...  
WO/2009/049964A1
The invention relates to a roll mill (1) for rolling a product to be rolled (3), especially a metal strip, and an operating method for introducing a product to be rolled (3), especially a metal strip, into a roll stand (2, 2') of a roll ...  
WO/2009/043501A1
The invention relates to a method and a rolling device (1) comprising at least two working rolls (2, 3) and a roll gap (4) between the working rolls (2, 3) for leading through and rolling rolled stock (5), such as for example a strip (6)...  
WO/2009/037064A1
In a multi-stand rolling mill train, a strip (2) successively runs through the individual rolling stands (1). The strip (2) - always as seen in relation to a rolling centre line (7) - is threaded into each of the rolling stands (1) with ...  
WO/2009/037766A1
A plate thickness controller for producing a good product by controlling the plate thickness while taking account of the variation in rolling speed due to the oil film thickness of the oil film bearing of a backup roll and the variation ...  
WO/2009/030269A1
A method for vibration damping and shape control of a suspended metal strip (3) during continuous transport in a processing facility in a steel rolling line or surface treating line in a steel mill, where the method comprises the steps; ...  
WO/2009/030030A1
An apparatus for securing an end cap including an end cap flange to a shell including a shell flange by forming a lip portion including the end cap flange and the shell flange into a lock seam portion in which the end cap flange and the ...  
WO/2009/024644A1
The invention relates to a method and equipment for controlling flatness of a stainless steel strip in connection with cooling after annealing in a finishing line. The strip (1) is first in the direction of the strip movement (2) cooled ...  
WO/2009/025344A1
Intended is to provide a method for obtaining the material information on an outgoing steel plate over the entire length without long time and much effort and for providing a user with the detailed massive material information through a ...  
WO/2009/018957A1
The invention relates to a method for the production of a strip (1) made of steel, wherein a slab (3) is first cast in a casting machine (2), wherein the slab (3) exits the casting machine (2) at a casting speed (v) at a given slab thick...  
WO/2009/016086A1
The invention relates to a method and a control device for performing the method for adjusting a state (S1, S2, S3) of a rolling stock (G, GX), particularly a near-net strip, defined at least by an out-of-parallel condition and/or a curv...  
WO/2009/011070A1
In the event of cooling a steel sheet to a preset cooling termination temperature, the quantity of cooling water jetted from superior and inferior faces of a cooling unit is rapidly controlled to thereby prevent with high precision any d...  
WO/2009/004703A1
A tracking device is provided for making it possible to make a carrier member accurately consistent with its tracking position even in the case where a slip occurs to the carrier member moving between a plurality of carrier tables. For t...  
WO/2009/003237A1
A method of producing a plurality of roll-formed cladding sheets for building a structure, such as a roof, that has a plurality of planes is disclosed. The method provides that sheets that are cut to final shapes during manufacture are h...  
WO/2009/004005A1
A rolling train for rolling a strip (4) has a number of main rolling stands (1, 1') and a coiler (2) arranged downstream of the main rolling stands (1, 1'). The main rolling stands (1, 1') respectively have work rolls (5, 5') and at leas...  
WO/2009/004155A1
The invention relates to a method for rolling a strip (B) inside a rolling mill for metal products that comprises at least two cages in which the strip (B) is simultaneously clamped, said method comprising: adjusting the side position of...  
WO/2008/145222A1
The invention relates to a device (10) for influencing the temperature distribution over the width of a rolled material and/or a strip (11) or a slab, particularly in a hot strip mill, wherein at least one cooling device is provided and ...  
WO/2008/136146A1
In a driving device for motors of rolling mill rolls, a control system corrects an asymmetry property of upper and lower rolling mill roll drive systems of a twin-drive method rolling machine where upper and lower rolling mill rolls are ...  
WO/2008/131929A1
Disclosed is a method for operating a shaping device (1) which allows a metallic material (4) to be shaped into a metal bar (2) and comprises at least one first processing block (3). A measuring head (6) of a measuring instrument is prov...  
WO/2008/131931A1
The invention relates to a regulating method for a rolling mill for rolling a pipe or a rod (6) moving into a moving direction, comprising the following steps: - determining the speed of movement of the surface of the pipe or rod in the ...  
WO/2008/128504A1
1. A method for detecting and classifying surface defects on continuously cast products. 2.1 The invention relates to a method for detecting and classifying surface defects on continuously cast products, using topographical information a...  
WO/2008/129634A1
In a reverse rolling mill, an entry-side strip thickness detecting means tracks the thickness of a strip measured by an entry-side strip thickness gauge on the basis of the velocity of the strip on the entry side of the reverse rolling m...  
WO/2008/123276A1
Provided is a seamless pipe manufacturing method capable of making the longitudinal thickness distribution of a pipe more homogeneous than the prior art. The seamless pipe manufacturing method comprises a first step of measuring an exter...  
WO/2008/098863A1
A method for assisting at least partially manual control of a metal processing line (1), in which metal (4) in strip or slab form or a pre-profiled state is worked, wherein the proportion of at least one metallurgical phase of the metal ...  
WO/2008/093396A1
A temperature control unit of hot rolling machine that avoids any sharp temperature change of rolling material at a place near the outlet of the rolling machine to thereby realize a high-precision control of sheet thickness. Accordingly,...  
WO/2008/090596A1
A plate thickness controller provided in a rolling machine for rolling a metal material performs plate thickness control with high precision by separately detecting variations in rolling load occurring through rotation of an upper roll a...  
WO/2008/090597A1
A method of heating control in a steel sheet production line for production of a desired steel sheet product through steel sheet heating treatment in a steel rolling, forging or straightening line; and an apparatus therefor. It is feasib...  
WO/2008/090112A1
A regulation device (7) for a rolling stand (2) comprises a force regulator (8) and a position regulator (9) mounted underneath the force regulator (8). During operation of the regulation device (7), a rolling force target value (F*) and...  
WO/2008/083880A1
The invention relates to a strip (3) with a left and a right side (3', 3"). The strip (3) is rolled in a rolling stand (1). Stresses (ZLE, ZLA, ZRE, ZRA) occurring in the strip (3) at the feed and exit sides are detected by means of corr...  
WO/2008/078908A1
There is provided a method and apparatus for controlling temperature in a hot strip mill. In order to accurately control coiling temperature by using middle temperature, a method of controlling temperature in a hot strip mill includes co...  
WO/2008/078928A1
There are provided an apparatus and a method for precisely controlling a target temperature by compensating a time delay between a point in time of measuring a temperature and a point in time of controlling the temperature in a run out t...  
WO/2008/074539A1
The invention relates to a strip (4) comprising a strip head (10) and a strip leg (11). It is rolled, beginning at the strip head (10), in a roll stand (1) of a rolling device between an upper and a lower roller arrangement (2, 3) of the...  
WO/2008/071277A1
The invention relates to a method and a lubricant application device (100) for regulating the planarity and/or roughness of a metal strip (400) in the run-out of a cold rolling stand by suitable metering of the amount of at least one lub...  

Matches 601 - 650 out of 14,205