| Patents for D21G 1 - Calenders; Smoothing apparatus (5,858) |
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| 01/12/1994 | EP0517830B1 Method and apparatus for measuring irregularities and hardness of a roll surface |
| 01/11/1994 | CA2021941C Method of manufacturing a compressibility gradient in paper |
| 01/11/1994 | CA1325920C Fluid distribution system for a variable-crown roll |
| 01/04/1994 | US5275096 Apparatus for high speed calendering |
| 12/28/1993 | US5273626 Designed for the axial forces from the roll mantle are transferred to the machine frame by means of the axial support |
| 12/16/1993 | DE4313475A1 Moving platform for calender operative - has protective shield moving up over leading side when in danger zone |
| 12/14/1993 | CA2025133C Felt turning roll |
| 12/02/1993 | DE4217737A1 Roll with centring guide - has mechanical centring elements at bearing rings at roll ends |
| 12/02/1993 | DE4217560A1 Roller press assembly - has draw tie rods flanking press plane and parallel to it, allowing tie rods to be assembled without need for side spaces |
| 11/30/1993 | US5266167 Method of roll cooling in a paper machine |
| 11/30/1993 | US5265812 Reeling drum |
| 11/24/1993 | EP0570492A1 Self-loading, controlled deflection roll. |
| 11/23/1993 | US5263840 Calendar for surface treatment of material webs |
| 11/23/1993 | CA1324521C Roll |
| 11/18/1993 | DE4322876A1 Web polishing unit - has a sliding shoe divided into sections along web travel for precise control without deviation |
| 11/16/1993 | CA1324399C Rotary joint |
| 11/14/1993 | WO1993023617A1 Method and apparatus for calendering paper with internally heated roll |
| 11/02/1993 | US5257965 Roller for pressure treatment of webs |
| 10/28/1993 | DE4213484A1 Paper polishing roller - has inner tie rods along the length with individual tensioning to link the roller journals |
| 10/26/1993 | US5255447 For a heated roll |
| 10/20/1993 | CN1077369A Method for manufacturing a peat moss board having a predetermined density and the reshlting product thereof |
| 10/14/1993 | DE4317875A1 Hollow roller used in paper-making machines - has axial drillings as a channel system for heat carrier medium feed and exhaust |
| 10/14/1993 | DE4317873A1 Hollow roller used for paper-making machines - has inner channels for a heat carrier and outer coolant channels |
| 10/12/1993 | US5252185 Finishing paper |
| 10/12/1993 | US5251551 Calendering apparatus for paper making process |
| 10/12/1993 | CA1322880C Calendering apparatus |
| 10/07/1993 | DE4311936A1 Balancing weight positioning system for roller, drum or cylinder casing - using hard positioning pins with pointed ends for penetrating material of cylinder inside wall around central support. |
| 10/05/1993 | CA2011160C Planetary gear drive for controlled deflection roll |
| 09/30/1993 | DE4209712A1 Dia. control of ends of deflection controlled rolls - uses temp. control of fluid supplied to hydrostatic deflecting bearings at roll ends |
| 09/23/1993 | DE4208490A1 Maintaining constant nip in rolls of rolling machine - involves moving adjacent ends of both rolls of pair in opposing directions away from common starting plane |
| 09/21/1993 | US5245920 Method of calendering a paper web |
| 09/14/1993 | US5244448 Method and apparatus for regulating the temperature of an adjustable-crown roll |
| 09/07/1993 | US5242361 Roller mechanism for axially locating the shell of a self-loading controlled deflection roll |
| 09/07/1993 | US5241903 Guard for the nips of rolls in calenders and the like |
| 09/02/1993 | WO1993016819A1 Zone controlled deflection compensated roll |
| 08/31/1993 | US5240666 Apparatus and method for producing plastic foils |
| 08/24/1993 | US5237915 Mixed roll calender |
| 08/19/1993 | DE4310404A1 Hollow roller - has internal heating for mantle width covered by web material without heating uncovered edge zones |
| 08/19/1993 | DE4204177A1 Wet paper web roller press - includes press roller and counter roller with pressure gap between them for web to pass through |
| 08/14/1993 | CA2089412A1 Press roll |
| 08/12/1993 | DE4203497A1 Pressure compensation roller for paper, textile and plastics - comprises hydraulic units at roller core bearing on inner surface of mantle with enclosed circular zone |
| 08/11/1993 | EP0555195A1 Coating of a roll in a paper machine and a roll coating |
| 08/11/1993 | EP0554698A1 Cylinder machine |
| 08/11/1993 | EP0456726B1 Improved controlled deflection roll lubrication |
| 08/04/1993 | EP0365523B1 Self-loading controlled deflection roll |
| 08/03/1993 | US5231924 Apparatus for the vertical adjustment of rolls |
| 08/03/1993 | CA1320861C Isothermal cooling roll |
| 07/29/1993 | DE4202047A1 Roller line force correction - applies controlled forces to axes of intermediate rollers |
| 07/22/1993 | WO1993014325A1 Piston apparatus for use in web pression components in papermaking machinery |
| 07/15/1993 | DE4200608A1 Heated roller - has inner heater to give recirculating heat to compensate for heat loss |
| 07/14/1993 | EP0475978B1 Roller |
| 07/13/1993 | US5226357 Multi-roll calender with adjustable linear force |
| 06/30/1993 | EP0548316A1 Hydrostatically supported sag-compensation roller, in particular for paper-manufacturing machines. |
| 06/22/1993 | CA1319290C Self-loading controlled deflection roll |
| 06/22/1993 | CA1319286C Application of superheated steam |
| 06/16/1993 | EP0546588A2 Method for manufacturing a peat moss board having a predetermined density and the resulting product thereof |
| 06/01/1993 | US5215008 Calendering machine for testing paper |
| 05/26/1993 | CN1020934C Method and device for application of supperheated steam for paper surface |
| 05/19/1993 | EP0542384A2 Hydraulically expandable roll |
| 05/18/1993 | CA1317805C Heatable glazing or calendering roll |
| 05/18/1993 | CA1317798C Self loading controlled deflection roll |
| 05/11/1993 | US5208956 Roll for use in calenders and like machines |
| 05/04/1993 | US5206978 Hydrostatic roll for use in calenders |
| 05/04/1993 | CA1317336C Bearing device |
| 05/04/1993 | CA1317335C Bearing device |
| 04/29/1993 | WO1993008328A1 Laboratory calendering machine |
| 04/29/1993 | CA2122007A1 Laboratory calendering machine |
| 04/28/1993 | EP0539271A2 Method for improving the printability of web offset paper |
| 04/27/1993 | CA1316737C Controllable roll |
| 04/27/1993 | CA1316736C Sealing element for a hydrostatically supported roller |
| 04/27/1993 | CA1316735C Equipment in the system of rolls in a supercalender |
| 04/22/1993 | DE4202373C1 Roll acting against temp. deviations at end of tempered roll - has spray device on crosshead in area of at least one of working rolls |
| 04/21/1993 | EP0537315A1 Variable-flexibility roller and its use. |
| 04/14/1993 | EP0536501A2 Compensated deflection roll |
| 04/11/1993 | CA2080398A1 Flexure-compensated roll |
| 04/07/1993 | EP0535137A1 Self-loading controlled deflection roll. |
| 04/07/1993 | EP0534999A1 Controlled deflection roll with heat barrier. |
| 04/07/1993 | CN1020235C Roll |
| 04/06/1993 | CA1315820C Sealing arrangement for a roll |
| 04/06/1993 | CA1315577C Metal paper glazing roller for a paper machine |
| 03/31/1993 | EP0533702A1 Radial sliding-contact bearing for rotary rolls. |
| 03/30/1993 | US5197174 Controlled deflection roll |
| 03/23/1993 | CA1314746C Holding arrangement for a device directed against a linearly adjustable roll, such as a doctor blade, blowing device or similar |
| 03/18/1993 | DE4130672A1 Heated web polishing roller dia. profile setting - roller is kept at a given temp. profile along its length when not in contact with the web |
| 03/17/1993 | EP0531491A1 Roll press. |
| 03/16/1993 | US5193258 Self-loading controlled deflection roll |
| 03/16/1993 | CA1314392C Cross directional gloss controller |
| 03/10/1993 | EP0449841B1 Process for glazing paper webs |
| 03/10/1993 | EP0401325B1 Roller with rotary shell |
| 03/09/1993 | CA1314165C Heatable controlled deflection roll |
| 03/09/1993 | CA1314164C Roll for use in fabrication of coated paper |
| 03/04/1993 | WO1993004235A1 Roll cover apparatus |
| 03/04/1993 | DE4128655A1 Method of affecting end dia. of heated rollers - used in e.g. paper polishing and super-calender assemblies, comprises blocking heat loss by having external insulation at end zones |
| 03/03/1993 | EP0529385A1 Process and apparatus for producing a smooth and glossy web |
| 03/02/1993 | US5189776 For compressing webs of material |
| 03/02/1993 | US5189775 Zone controlled deflection compensated roll |
| 02/23/1993 | CA1313809C Cylinder-piston unit for displacing a roll at right angles to its longitudinal axis |
| 02/23/1993 | CA1313787C System of rolls in a supercalender |
| 02/10/1993 | EP0217959B1 Paper manufacturing method |
| 02/04/1993 | DE4125620A1 Paper guide roller with fixed roller axis - has adequately supported rolling sleeve of lightweight material |