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| Number | Title | Issue Date |
| 7420141 | Thermal processing roller and temperature control apparatus for roller A thermal processing roller includes a heat transfer medium flowing path therein and heats a member to be processed abutting against a surface of the roller or absorbs heat therefrom by heat transfer fluid flowing through the heat transfer medium flowing path, where... | 09/02/2008 |
| 7325586 | Internally cooled billet guiding roller An internally cooled strand-guiding roll for a continuous casting installation, having a central rotatable shaft and at least one roll shell supported fixed against rotation on the shaft. To make the strand-guiding roll better able to withstand the mechanical and th... | 02/05/2008 |
| 7302794 | Rocket engine member and a method for manufacturing a rocket engine member Method and arrangement for providing a liquid fuel rocket engine member having a load bearing wall structure (11,14) including a plurality of cooling channels (11) for handling a coolant flow. Each cooling channel (11) is provided with a flow gu... | 12/04/2007 |
| 7207376 | Dual scraped, thin film, heat exchanger for viscous fluid A heat exchanger for viscous fluids includes a pair of frustum-shaped bodies (1) and (2) providing the heat-transmitting surfaces. The outer body is confined by gate-flanges (3) and (4) through which is inserted a bearing-and-seal housing... | 04/24/2007 |
| 7178582 | Apparatus for increasing a transfer of thermal energy through an inner surface of a hollow cylindrical dryer of a papermaking machine An apparatus is disclosed for increasing a transfer of thermal energy through an inner surface of a hollow cylindrical dryer of a papermaking machine to a peripheral outer surface of the dryer. The apparatus includes a plurality of bars of rectangular cross-sectiona... | 02/20/2007 |
| 7174949 | Heatable calender roll The invention relates to a calender bowl which can be heated by means of a heating medium that is in a liquid or gaseous state of matter. The calender bowl comprises a roll body (1) that is provided with peripheral bores (4) and flange journals (2, ... | 02/13/2007 |
| 7168846 | Rotary processing device A rotary product processing device that has a frame made of endplates and at least one sidewall of one piece and unitary construction that encompasses a product processing chamber and product conveyor that is rotatively supported by a plurality of bearings that are ... | 01/30/2007 |
| 7165388 | Propulsion device with enclosed plenum A propulsion device contains a working mass within an enclosed plenum, where the working mass is circulated through the plenum to produce a net force vector. The working mass is accelerated around a first bend or change in direction within the plenum by a working ma... | 01/23/2007 |
| 7097605 | Roller for the thermomechanical treatment of a web-shaped medium The present invention relates to a roller for the thermomechanical treatment of a web-shaped medium, the roller including: a roller body; axial bores for a thermal treatment fluid which are incorporated in roller body near to an outer surface of the roller body and ... | 08/29/2006 |
| 7044155 | Joint-type coaxial connection Joint-type coaxial connection (10) to connect/disconnect to/from each other two elements (A, B) defining coaxial tubular pipes inside which a respective fluid flows. The connection (10) defines two respective coaxial paths for the passage of the fluid,... | 05/16/2006 |
| 7031626 | Fixing roller system and method The invention relates to the use of roller fusing in printing. In particular, the invention relates to the use of heated rollers. According to one aspect of the invention, a fixing process and system for use with a printing apparatus is provided wherein a flow of he... | 04/18/2006 |
| 7025123 | Fluid distribution system for thermal transfer rollers A thermal transfer roller includes a first end chamber in communication with a source of thermal transfer fluid, an annulus for receiving the fluid and facilitating thermal transfer to a substrate, and a second end chamber in communication with the annulus for recei... | 04/11/2006 |
| 7018513 | Siphon support, system and method for the use thereof The invention relates generally to an improvement to a rotary joint and stationary siphon system typically for use in the papermaking process. Disclosed is a siphon support that has a bearing that rotatably engages with a siphon and flow openings that allow for stea... | 03/28/2006 |
| 6992272 | Thermal processing roller and temperature control apparatus for roller A thermal processing roller includes a heat transfer medium flowing path therein and heats a member to be processed abutting against a surface of the roller or absorbs heat therefrom by heat transfer fluid flowing through the heat transfer medium flowing path, where... | 01/31/2006 |
| 6971174 | Method of manufacturing a caster roll The caster roll (10) is used in the manufacture of metal plate, strip, sheet, or foil. The caster roll (10) includes a cylindrical roll core (12) and at least one metal overlay (14) formed on the roll core (12). The at least one me... | 12/06/2005 |
| 6953420 | Heated roller for a heating device for warming a film strip comprising thermoplastic plastic The heated roller of a heating device for warming a film strip comprising thermoplastic plastic is embodied to be manufactured less expensively, including its coating, even with a relatively large diameter. Moreover, it is lighter and can be brought to a more unifor... | 10/11/2005 |
| 6938687 | Apparatus for transfer of heat energy between a body surface and heat transfer fluid In apparatus for heat exchange to and from a body surface using a heat transfer liquid a heat exchanger comprises a plurality of elements within a casing connected axially against one another with spacer tube elements. Each element has its periphery spaced from the ... | 09/06/2005 |
| 6675876 | Rotary cooling roller A rotary cooling roller includes outer and inner cylinders, two end plates fixed to both ends of the outer cylinder, and a supporting shaft protruding from the end plates. A cylindrical space, provided between the outer and the inner cylinders, communicat... | 01/13/2004 |
| 6572517 | Current roller for an electrolytic strip coating plant A current roller for an electrolytic strip coating plant includes a roller wall having an inner wall surface and an outer wall surface and two essentially cylindrical base bodies having cylindrical walls and filling out the roller wall, wherein the base b... | 06/03/2003 |
| 6405790 | Roll Soft roll that may include a roll tube having an outside surface and a sealed interior space, and an elastic coating provided on the outside surface. The sealed interior space may include a vaporizable liquid and a heat exchanger for cooling heat generate... | 06/18/2002 |
| 6397492 | Apparatus and method for processing municipal solid waste The present invention relates to an apparatus and method for separating and processing solid waste, often but not necessarily from municipalities (and so will be generically referred to herein as municipal solid waste or "MSW"), into useful products, and ... | 06/04/2002 |
| 6343644 | Hollow screw cooling device A hollow screw cooling device, which has a set of apertures provided on an oil-proof base on the driven end of the hollow screw. By having fixing screws go through the apertures and the through holes on the bearing press board and fixed on the bearing bas... | 02/05/2002 |
| 6257321 | High production chill roll A chill roll for cooling a web is provided and includes a cylindrical outer roll having an inner and an outer surface, the inner surface of the outer roll having circumferential projections spaced at intervals along its length forming circumferential chan... | 07/10/2001 |
| 6250376 | Heat exchanging roll A heat exchange roll. The roll includes a roll jacket, and a heat exchanger mounted inside the roll jacket. A supply mechanism controls an inflow and outflow of an external heat transfer fluid to a primary side of the heat exchanger. An internal heat tran... | 06/26/2001 |
| 6203072 | Corrugating joint and syphon system A rotary joint for a heat transfer drum using a stationary syphon pipe system. The syphon pipe is supported on a syphon tube adjustably mounted upon the rotary joint body whereby the distance between the syphon pipe intake and the drum shelf can be very a... | 03/20/2001 |
| 6176300 | Heat exchange manifold A heat exchanger comprising (a) a hollow, cylindrical roller mounted on its longitudinal axis for rotation about said axis; (b) a manifold positioned in the hollow interior of said roller, said manifold comprising (bi) a central pipe which extends axially... | 01/23/2001 |
| 6164316 | High temperature rotating union A rotating union has a plurality of fin members spaced about and extending radially outwardly from the rotor to provide an air circulation between the rotor and the bearing assembly to cool the bearing assembly. Additionally, the rotor may include a circu... | 12/26/2000 |
| 6161302 | Dryer apparatus for fiber webs The invention relates to a dryer apparatus for fiber webs (10), such as webs of natural fiber, synthetic fiber and the like. The apparatus comprises a rotating dryer cylinder (1), the interior of which is provided with elements (8) for injecting hot heat-... | 12/19/2000 |
| 6158501 | Thermally insulated roll and insulation assembly for a thermoroll A thermally insulated thermoroll including a shaft supported by bearings with at least one longitudinal shaft channel defined in the shaft for passing a heating medium. A flange with radial bores is connected to the shaft and a shell, with at least one lo... | 12/12/2000 |
| 6143137 | Cooling pocket for a rotary drum cooler having a flexible vent pipe assembly A rotary drum cooler for cooling particulate material (e.g. coke particles) having at least one cooling pocket which, in turn, includes a flexible vent pipe assembly which can slide in relation to the shell of the cooler. By making the vent pipe slidable,... | 11/07/2000 |
| 6095237 | Roll arrangement and method for cooling a roll A roll arrangement that includes a roll with a hollow space arrangement and a heating device that acts on the exterior of the roll. A vaporizable fluid and a heat exchanger are positioned in the hollow space arrangement of the roll to cool the roll more r... | 08/01/2000 |
| 6032725 | Rotary steam joint and valve assembly A rotary steam joint and valve assembly for a steam heated roll includes a non-rotatable, axially slidable sleeve journaled on one of the roll shaft ends and operable to selectively withdraw condensate which pools in the lower part of the roll when the ro... | 03/07/2000 |
| 5983993 | High production chill roll A chill roll for cooling a web is provided and includes a cylindrical outer roll having an inner and an outer surface, the inner surface of the outer roll having circumferential projections spaced at intervals along its length forming circumferential chan... | 11/16/1999 |
| 5943788 | Steam/condensate/water coupling for a cylinder in a paper/board machine An arrangement for a drying cylinder in a paper/board machine including a steam, condensate and/or water coupling. The coupling includes a steam pipe through which steam is passed into an interior of the drying cylinder, a condensate pipe through which co... | 08/31/1999 |
| 5907909 | Steam/condensate/water coupling for a cylinder in a paper/board machine A coupling in connection with a paper/board machine, preferably a steam, condensate and/or water coupling. The coupling frame has an exhaust connection for condensate or water in an end thereof and includes an annular groove into which a piston is placed.... | 06/01/1999 |
| 5873575 | Fluid cooled packing case member for compressors and other machinery A packing case member or packing cup for use in a package of other similar cups for mounting on a reciprocally or rotatably movable machinery shaft to prevent gas leakage along the shaft is disclosed. The member includes a circular central opening for the... | 02/23/1999 |
| 5843282 | Heated roll bearing system The invention is directed to an apparatus to produce layers of material, such as paper, carton or cardboard, under use of at least one roll that can be heated in a controlled manner, in particular a dryer cylinder, with tubing attached to the end of the r... | 12/01/1998 |
| 5778971 | Head for conducting heat-exchange fluid to rotating system A rotary steam-heated system and a source of steam under superatmospheric pressure are connected together by a coupling having a tubular shaft extending along and rotatable about an axis and having an outer end supporting the system and an inner end. A ho... | 07/14/1998 |
| 5655596 | Steam-heated roll The invention relates to a steam-heated roll and a roll body having a central bore and peripheral axially parallel drilled passages for guiding the steam, and having at least one bolted-on flange pin with a central bore and connecting passages between the... | 08/12/1997 |
| 5622604 | Coke cooling apparatus A rotary coke cooling drum is formed of plural opposed folded plates welded together and having spaced apart openings for receiving an array of tubular cooling pockets which are separately formed and are insertable in the openings to provide heat transfer... | 04/22/1997 |
