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| Number | Title | Issue Date |
| 7340999 | Method for operating a multi-roll calendar and a calendar Calender and process for operating calender depending upon a desired surface quality, in which calender includes a plurality of nips located between end nips formed by replaceable rolls and end rolls. Process includes selectively guiding a web though several nips of... | 03/11/2008 |
| 7314191 | Two roll sugarcane crushing mill An improved two roll sugarcane crushing mill has two roll mill modules in tandem, each has a pair of main crushing rolls having a bottom roll and a top roll. The bottom and top rolls are rotatingly mounted in a pair of main frames and a pair of top beams at the two ... | 01/01/2008 |
| 7024990 | Calender and an arrangement for fastening rolls of a calender A calender and an arrangement for mounting calender rolls, the calender comprising at least two calender nips (1, 2) formed by at least two stacked rolls (11–14). The rolls are have bearing housings (3–6) by means of which the rolls (11â€... | 04/11/2006 |
| 7017479 | Calender A soft calender has a body structure (10) and at least two roller sets (11; 12). There is at least one calendering nip (N1, N2, N3, N4) formed in between two rollers (13, 14; 14, 15; 16, 17; 17, 18). Of the rollers fo... | 03/28/2006 |
| 6998019 | Glazed paper webs Provided is a process for preparing a smooth and glossy surfaced paper web. The process comprises subjecting the paper web to shear by using calender rolls driven at different speeds or calender rolls with different diameters. The resulting paper has a totally diffe... | 02/14/2006 |
| 6905575 | Arrangement for the web threading of a multi-roll calender In a paper/board or finishing/converting machine, a calender (1) comprises a number of rolls (2, 3) formed into a roll stack, and a number of lift-out rolls (4), which are arranged in such a way that the web (W) being treated travels from one ca... | 06/14/2005 |
| 6881301 | Method and arrangement for controlling moisture in a multiroll calender A method and an arrangement for controlling evaporation and moisture in a multinip calender (10) when a continuous fibrous web (W) is calendered in calendering nips (1,_2,—3,—4,—5) plac... | 04/19/2005 |
| 6782811 | Extended-nip roll press for dewatering a fibrous web Extended-nip roll press for dewatering a material web comprises a rotating mating roll and an extended-nip press roll. The extended-nip press roll has a stationary support and a flexible roll cover which rotates about the support. A press shoe is arranged on the sup... | 08/31/2004 |
| 6726810 | Apparatus for smoothening a paper web before coating A paper web is smoothened by passing the web through a pre-calender device on a paper machine before the application of a coating. The pre-calender device comprises at least one pair of steel rolls, one of which is heated, and a liquid application device which appli... | 04/27/2004 |
| 6688218 | Calender A calender for treating a paper web, having at least one roll stack capable of being loaded from the end and in each case comprising a top and bottom end roll and a plurality of intermediate rolls, which are jointly arranged in a roll stack plane, and the... | 02/10/2004 |
| 6676807 | System and process for reducing the caliper of paper webs A process for increasing the tactile properties of a base web without adversely affecting the strength of the web is disclosed. In general, the process includes the steps of placing a base web in between a first moving conveyor and a second moving conveyo... | 01/13/2004 |
| 6612228 | Calender and method for rebuilding a calender A calender having a supporting frame and a set of rolls attached to vertical portions of the supporting frame so as to form a stack of rolls in which adjacent rolls placed one above another form calendering nips therebetween. The stack including a top rol... | 09/02/2003 |
| 6402889 | Calender web threading device and method A web guidance device for a calender and a method of threading a web through a calender. The web guidance device is for a roll stack having several rolls which form a plurality of nips, and includes a movable web guidance device which is fixable in at lea... | 06/11/2002 |
| 6397739 | Calendering method and a calender that makes use of the method A calendering method and calender in which a web material is passed through a calender, the calender nip being defined between a heatable hard roll and an endless, flexible and substantially non-compressible calendering belt. The heatable roll is heated i... | 06/04/2002 |
| 6336398 | Calender for webs of paper or a similar material The present invention relates to a calendar for treating a material web. In an exemplary embodiment, first and second roll stacks have first and second deflection adjustment rolls on an end thereof, respectively. Each of the first and second deflection ad... | 01/08/2002 |
| 6325960 | Calender for fibrous material webs and method of operating same Calender for a fibrous material web and method of operating a calender for a fibrous material web. The calender includes a first roll stack and a second roll stack each arranged in a common plane on a stanchion, each roll stack having a top deflection adj... | 12/04/2001 |
| 6248215 | Calender and method for treating material webs in the calender Calender and method for treating a material web. The calender includes a plurality of rolls in which each roll has a rotational axis. The rotational axes of the plurality of rolls are arranged to be substantially located in a press plane, and a plurality ... | 06/19/2001 |
| 6247398 | Calender arrangement for manufacturing a paper web A calender for manufacturing a material web. A frame is supported at the top and bottom. At least five rolls are mounted on the frame such that axes of the rolls lie in a substantially common plane extending substantially parallel to the frame. The common... | 06/19/2001 |
| 6234075 | Calender roll system A calender roll system and method for operating the same. The calender roll system includes a roll stack having at least one center roll positioned between two end rolls, in which each of the at least one center roll and the two end rolls have a drive mec... | 05/22/2001 |
| 6199477 | Calender for treatment of a product web The invention relates to a calender for treatment of a product web, having at least one roll stack comprising rolls arranged in a calender frame, the ends of which rolls are guided in roll mountings, which can be fastened to the calender frame by means of... | 03/13/2001 |
| 6183603 | Calendering system using hard and soft nips This invention relates to calendering systems. Such structures of this type, generally, employ the use of hard and soft nips to provide excellent smoothness without gloss mottle.... | 02/06/2001 |
| 6145127 | Calender and method of operating same Calender having a frame having a roll stack therein and a lower deflection control roll as the lowermost roll of the roll stack. The lower deflection roll has a sleeve supported on a bracket having opposed ends. The lower deflection control roll further h... | 11/14/2000 |
| 6003440 | Method of calendering a paper web or equivalent A method for calendering a web such as a paper web in a multi-nip calender or supercalender, in which the web is passed through calendering nips formed by rolls placed in two or more stacks of rolls. The web is passed alternatingly from the corresponding ... | 12/21/1999 |
| 5911174 | Calender Calender that may include two separately operable roll stacks. Each roll stack may include a top roll composed of a deflection compensation roll and a bottom roll composed of a deflection compensation roll. The two roll stacks may be arranged one atop the... | 06/15/1999 |
| 5891296 | Apparatus and method for peeling and removing a coated film on resin product A film peeling and removing apparatus is provided for peeling or removing a film from a resin material of a coated resin member of a coated resin product. The film peeling apparatus includes a resin-material-side roll, a film-side roll and a third roll. T... | 04/06/1999 |
| 5855168 | Sugar cane milling system A sugar cane milling system for two roll or three roll crushing mill modules in tandem in which one or more of these mill modules is provided in addition and adjacent to it with at least one toothed feeder roller and with a juice drainer in the form of a ... | 01/05/1999 |
| 5791242 | Calender for treating both sides of a paper web A calender for treating both sides of a paper web includes hard rollers and soft rollers. Working nips are formed between the juncture of each hard roller and soft roller. The roller stack can be loaded from one end, and preferably includes six to eight r... | 08/11/1998 |
| 5784955 | Calender in a paper-making or a coating machine A calender has at least four rollers that are located one above the other. The rollers rotate about roller bearings. The calender is located within a paper-making machine. Each of the rollers is rotatably driven by an independent driving mechanism. At lea... | 07/28/1998 |
| 5746124 | Calender for treating a web of paper A calender for treating a web of paper includes a stack of hard rollers and soft rollers. The stack includes a first set of processing nips and a second set of processing nips. Each processing nip is formed by a juncture of one of the hard rollers and one... | 05/05/1998 |
| 5655442 | Calender for the treatment of a paper web A calender having one stack of rollers has a working nip formed between a hard roller and a soft roller. A changeover nip is formed between adjacent soft rollers. The changeover nip is arranged approximately in the center of the roller stack. The cumulati... | 08/12/1997 |
| 5649478 | Apparatus for finishing paper A method and apparatus are disclosed for finishing a web of paper, paperboard or the like to achieve enhanced stiffness with a minimal loss of caliper or bulk. For this purpose, liquid spray devices are substituted for the conventional waterboxes of a mac... | 07/22/1997 |
| 5546856 | Method for finishing a continuous sheet of paper A hot soft nip calender apparatus is provided for a paper mill. The apparatus includes at least one heated calender roller and a finishing belt which is moved in proximity to the heated calender roller by a plurality of drive rollers and at least one pres... | 08/20/1996 |
| 5522312 | Waterbox calendering A method and apparatus are disclosed for uniformly applying a metered film of liquid to one or both surfaces of a web of paper, paperboard or the like at a waterbox calender to achieve enhanced finishing with minimal loss of caliper. For this purpose, a l... | 06/04/1996 |
| 5400707 | Apparatus for finishing a continuous sheet of paper A hot soft nip calender apparatus is provided for a paper mill. The apparatus includes at least one heated calender roller and a finishing belt which is moved in proximity to the heated calender roller by a plurality of drive rollers and at least one pres... | 03/28/1995 |
| 5397526 | Method for reconfiguring finishing rolls in a plastic sheet fabrication sheetline Apparatus for reconfiguring at least three finishing rolls in a plastic sheet fabricating sheetline includes a base, a pair of spaced upright support structures, and pairs of first and second spaced support assemblies. The upright support structures are m... | 03/14/1995 |
| 5329844 | Calender with pivotally displaceable roll A calender in a paper or board machine comprises a calender frame, at least two soft-faced rolls mounted on the calender frame and at least one hard roll mounted on the calender frame in a manner that allows the hard roll to be displaced between a first p... | 07/19/1994 |
| 5326319 | Device for preparation of straw materials A device with which mowed straw material is prepared, that is, broken up into fibers, in order to speed up the drying process. In order to create a compact device that effectively prepares the straw material, there is an aggregate 3 provided with a centra... | 07/05/1994 |
| 5320035 | Sugar cane juice extractor An improved sugar cane juice extractor has removable crushing rollers. The juice extractor preferably includes a housing with a juice extracting compartment and a closure for accessing the compartment. The closure is preferably a clear plate which permits... | 06/14/1994 |
| 5251551 | Calendering apparatus for paper making process A calendering apparatus in which a nip portion is formed by a chilled roll, a backing roll and an endless elastic belt arranged over the backing roll, wherein a paper sheet to be treated passes between the chilled roll and the endless elastic belt. Thus, ... | 10/12/1993 |
| 5215009 | Apparatus for calendering magnetic recording media An improved calender apparatus for compressing and magnetic recording coating applied thereto, comprises a central roll (1) having a hard surface, around which the magnetic web is wrapped so that one side of the web bears against the central roll, while b... | 06/01/1993 |
