Class 159/11.1 - Rotary drum or disk

Subclass of Class 159 - Concentrating evaporators
Definition: Apparatus in which the moving film support is a rotary drum
No. of patents: 27
Last issue date: 02/15/2005

Number	Title	Issue Date
6855299	Collider chamber apparatus and method of use of same The disclosed apparatus includes a stator and a rotor disposed for rotation within the stator. An inner wall of the stator defines one or more collider chambers. Rotation of the rotor causes movement of fluid disposed between the rotor and stator and establishes a r...	02/15/2005
6767454	Apparatus for the treatment of a wiping solution Apparatus for the treatment of a wiping solution, which includes ink flocculation apparatus for flocculating ink contained in a used wiping solution by the addition of a flocculant to the used wiping solution; solid-liquid separation apparatus for separating, into s...	07/27/2004
6547970	Method for the treatment of wiping solution A method for the treatment of a wiping solution, characterized by including: adding a flocculant to a used wiping solution for flocculation of ink contained in said used wiping solution; filtering said used wiping solution for separation of said used wipi...	04/15/2003
6110432	Collider chamber apparatus and method of use of same The disclosed apparatus includes a stator and a rotor disposed for rotation within the stator. An inner wall of the stator defines one or more collider chambers. Rotation of the rotor causes movement of fluid disposed between the rotor and stator and esta...	08/29/2000
5906483	Rotary film calciner An apparatus for drying/calcining comprises a horizontally extending rotatable drum and a center tube, concentrically positioned within the rotatable drum to provide an annular combustion chamber between the outer wall of the center tube and the inner wal...	05/25/1999
5746987	Apparatus for physical amd chemical separation and reaction The present invention is an apparatus for separating volatile from nonvolatile substances, separation of volatile substances, one from the other, and for performing various chemical reactions. In particular, an apparatus which performs these functions uti...	05/05/1998
5628969	Chemical separation and reaction apparatus The present invention is an apparatus for use in the separation of volatile from non-volatile substances, separation of volatile substances, one from the other, and for performing various chemical reactions and, in particular, to an apparatus which perfor...	05/13/1997
5534118	Rotary vacuum distillation and desalination apparatus A controlled bubble of cavitation is formed within the distilland by opposed centrifugal and centripetal forces in the plane of an afferent mesial passage. Thus a distilland surface forms around the axis of rotation, and saturated vapor is continuously st...	07/09/1996
5472575	Vacuum and infra-red radiation solvent evaporation A rotary evaporator is described utilizing a magnetically driven fluorocarbon cylinder, operating within a solvent container, to create a thin solvent film for rapid evaporation without the usual requirement for rotating the entire solvent container assem...	12/05/1995
5409576	Rotating evaporator device for the distillation or concentration of liquids A rotating evaporator device is disclosed for the distillation or concentration of liquids. The rotating evaporator device of the present invention utilizes a multiplicity of pairs of disks wherein each disk pair forms a cavity within which heating vapor ...	04/25/1995
4940134	Waste solution treatment method and apparatus therefor An apparatus for treating a waste solution generated when a photosensitive material is processed by an automatic developing machine includes a waste solution reservoir which is maintained at a constant level. A drum, partially immersed in the waste soluti...	07/10/1990
4913777	Solvent evaporator A rotary evaporator for laboratory scale solvent evaporative procedures is described. A magnetically driven fluorocarbon coated rotor, being open at its base and closed at its top, operating within a container for solvents, creates a thin film for rapid s...	04/03/1990
4847007	Device for bonding wastes in a binder For bonding particularly radioactive wastes into a binder, a transporting and mixing device is used which transports the mixture to a storage tank prior to the hardening. The wastes are transported into the mixing zone by gravity and aided by the conveyor...	07/11/1989
4790911	Solvent evaporator A rotary evaporator for laboratory scale solvent evaporative procedures is described. A magnetically driven fluorocarbon coated rotor, operating within a container for solvents, creates a thin film for rapid solvent evaporation without the usual requireme...	12/13/1988
4699636	Process for outgassing liquid-crystalline materials Liquid-crystalline materials can be outgassed by thermal treatment under reduced pressure in a thin-layer evaporator or with additional ultrasonic treatment....	10/13/1987
4666564	Method of and apparatus for distilling a monoazeotropic liquid mixture Method and apparatus for distilling a liquid mixture to separate a volatile vapor fraction therefrom. The liquid is forced to flow along a meander-like path through a plurality of concentrically arranged chambers of a rotating drum. In the radially outerm...	05/19/1987
4534879	Synthetic surfactant flakes and process for making them A process for making improved synthetic surfactant flakes from a water-wet paste which is dried on a heated roll drum dryer. Hot surfactant flakes are made from drum drying a water-wet paste containing sodium alkyl sulfate (AS), sodium alkyl benzene sulfo...	08/13/1985
4529478	Rotary processors and vacuum systems Novel rotary processors which involve a devolatilizing stage including a rotatable element carrying a plurality of annular channels and a stationary element providing a coaxial closure surface operationally arranged with the channels to provide enclosed p...	07/16/1985
4470880	Method for separating a liquid waste finish composition A method is provided for separating a liquid mixture into its aqueous and non-aqueous liquid phases. The method comprises the steps of introducing the liquid mixture into a gas-tight vessel; rotating the vessel at a surface speed of approximately 19 to 19...	09/11/1984
4409137	Solidification of radioactive waste effluents A process and apparatus for solidifying radioactive waste liquid containing dissolved and/or suspended solids is disclosed. The process includes chemically treating for pH adjustement and precipitation of solids, concentrating solids with a thin-film evap...	10/11/1983
4334952	Multistage molecular evaporator with wiped off film and continuous redistillation A liquid seal for a multistage molecular evaporator which is in the form of an elongated vessel having convex evaporating surfaces for carrying out a continuous redistillation. The evaporator includes at least two vacuum stages superposed one over the oth...	06/15/1982
4334953	Apparatus for evaporating radioactive liquid and calcinating the residue Apparatus for evaporating radioactive liquid and calcinating the residue wherein the radioactive liquid is sprayed across the interior of a casing on to the heated, external surface of a hollow drum so that the droplets evaporate and partially calcinate a...	06/15/1982
4314877	Method and apparatus for drying radioactive waste water concentrates from evaporators Drying radioactive waste water concentrates from evaporators to produce a dried product of low residual moisture by (a) preheating a waste water concentrate with a solids content of at most 20% by weight to a temperature of 50°-70° C., (b) passing the prehea...	02/09/1982
4189343	Variable speed drum concentrating machine A liquid concentrating and solid drying machine in which a pair of heated drums with smooth surfaces disposed in side-by-side relationship project downwardly into a tank, one of the drums preferably being of a smaller size than the other and extending int...	02/19/1980
4180438	Process for the preparation of sump product A thin layer evaporator which has a vapor lock above the solvent inlet is used for the preparation of distillate-free sump product which is obtained as solid from the concentration of solutions of water, organic substances and non-volatile constituents an...	12/25/1979
3969183	Vacuum dehydration of heat sensitive materials A method and apparatus for vacuum dehydrating heat sensitive liquid material, particularly fruit juices including citrus and tomato juices. A top loading, endless belt conveyor for the thin liquid film is disposed in a vacuum dehydrator chamber which is m...	07/13/1976
3960725	Method for sludge treatment Sludge containing metal hydroxide is first subject to a separation treatment where solid particles are removed, and then dewatered to obtain a greater concentration of the metal hydroxide. The dewatered sludge attains a thixotropic character whereupon it ...	06/01/1976

PatentStorm

Bizarre Patents

PatentStorm News

Class 159/11.1 - Rotary drum or disk