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| Number | Title | Issue Date |
| 6848357 | Method for controlling the temperature of a heated roll in a calender A method for controlling the temperature of a heated roll in a calender is provided. The calender comprises at least one heated roll or thermoroll and at least one backing roll, between which is formed a nip through which the material web is conveyed. To the heated ... | 02/01/2005 |
| 6264792 | Method for producing calendered paper A method and apparatus for producing calendered paper by an on-line manufacturing system comprising at least a paper machine and a multi-nip calender. The method comprises following steps: removing water from a formed paper web by pressing, drying the pre... | 07/24/2001 |
| 5896813 | Gradient calender A gradient calender including two calender rolls arranged to form a calendering nip, at least one of the rolls being a hard-faced calender roll which is heatable to a high temperature whereby a web is passed through the calendering nip for hot calendering... | 04/27/1999 |
| 5571368 | Laminating machine with improved heating and cooling An improved laminating machine having a supply of laminating material guided into the machine so a pair of webs respectively are fed through heating stations and then extend parallel to one another along a workpiece path in a direction towards a drive sta... | 11/05/1996 |
| 5553729 | Induction heating roller apparatus An induction heating roller apparatus comprises a rotatable hollow cylindrical roller body made of magnetic material, a pair of end frames for closing the opposite opening ends of the roller body, having roller driving shafts in outer sleeve form, magneti... | 09/10/1996 |
| 5272967 | Continuously operating double band press and heat conducting element therefor A continuously operating double band press for fabrication of laminates , chip- or fiberboard, plywood or the like has an upper endless press band and a lower endless press band wound over respectively two reversing drums rotatably supported in a rigid pr... | 12/28/1993 |
| 5252185 | Method and apparatus for calendering paper and internally heated roll Disclosed is a new internally heated calendering roll capable of finishing paper satisfactorily at the temperatures, heat loads and pressures required for substrata thermal molding. The roll is internally heated and has a circumferential wall at least 4 i... | 10/12/1993 |
| 5171404 | Method and apparatus for calendering paper with internally heated roll Disclosed is a new internally heated calendering roll capable of finishing paper satisfactorily at the temperatures, heat loads and pressures required for substrata thermal molding. The roll is internally heated and has a circumferential wall at least 4 i... | 12/15/1992 |
| 4945654 | Application of superheated steam Superheated steam is applied directly to the surface of a web of paper or the like to significantly increase at least the surface temperature of the web impinged by the superheated steam thereby to significantly heat the paper. The web, after steam treatm... | 08/07/1990 |
| 4781795 | Heated drum having high thermal flux and belt press using same The invention is a fluid heated drum especially well adapted for use with a drum press in which high press roll nip loading and high heat flux to a pressed web are both encountered. A press of this type is disclosed in detail. However, the drum is more br... | 11/01/1988 |
| 4757582 | Roll with heated mantle and method A method for controlling the transverse thickness profile of paper or other web-like product by controlling temperature, including the axial temperature profile, of the mantle of a roll forming a nip with another roll in the manufacture of the paper or ot... | 07/19/1988 |
| 4657625 | Apparatus for producing sheet having many hollow bodies from thermoplastic material An apparatus for producing a sheet having many hollow bodies from thermoplastic material such as polyethylene, used for cushioning and insulation, is disclosed. Film extruded from a T die, after being cooled, is heated by an induction heating roller with ... | 04/14/1987 |
| 4282638 | Controlled deflection roll A heated controlled deflection roll equipped with spraying devices arranged in the intermediate space or compartment between the stationary roll support and the roll shell. The spraying devices have walls confronting the inner surface of the roll shell an... | 08/11/1981 |
