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Draiswerke GmbH Patents
Assignee:
Draiswerke GmbH
Address:
Mannheim, DE
No. of patents:
36
Patents:




Patent Number Title Of Patent Date Issued
6565023 Apparatus for comminuting, grinding and dispersing flowable grinding stock May 20, 2003
An apparatus for comminuting, grinding and dispersing flowable grinding stock has a grinding receptacle with an inner, first grinding surface, which is rotationally symmetrical relative to an axis of rotation, and is drivable to rotate about the axis of rotation. Also provided is a grind
6460791 Agitator mill October 8, 2002
An agitator mill with a grinding receptacle comprises a grinding chamber defined by an inner wall thereof and a rotor which is located therein and driven in high-speed actuation. Mounted on the rotor are agitator elements which stand out radially and to which are allocated counterpart el
6260779 Agitator mill July 17, 2001
An agitator mill comprises a cylindrical grinding receptacle, in which is disposed an agitator to be driven in rotation. At one end a grinding-stock supply line opens into the grinding chamber. At the other end a grinding-stock discharge line discharges therefrom. An auxiliary-grindi
6021969 Agitator mill February 8, 2000
An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defmed by an inner wall of a grinding receptacle and an outer wall of a rotor and an interior grinding chamber, which is defined by an inner wall of the rotor and an outer jacket of an interior stator.
5996914 Agitator mill December 7, 1999
An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defined by an interior wall of a grinding receptacle and an outer wall of a rotor, and an interior grinding chamber, which is defined by an inner wall of the rotor and an outer jacket of an interior
5950943 Agitator mill September 14, 1999
An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defined by an interior wall of a grinding receptacle and an outer wall of a rotor, and an interior grinding chamber, which is defined by an inner wall of the rotor and an outer jacket of an interior
5897068 Agitator mill April 27, 1999
An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defined by an interior wall of a grinding receptacle and an outer wall of a rotor, and an interior grinding chamber, which is defined by an inner wall of the rotor and an outer jacket of an interior
5758833 Agitator mill June 2, 1998
An agitator mill comprises a grinding receptacle with a cylindrical inside wall which is free from any openings whatsoever. All the openings needed for operation, in particular a separating device joined to a grinding-stock discharge line and, if required, a refill opening for auxili
5634715 Installation for the mixing of liquid and solid matter June 3, 1997
An installation for the mixing of a given quantity of liquid with a given quantity of powdery solid matter comprises a storage tank for the liquid and a mixing device having an inlet hopper. A liquid supply conduit, coming from the storage tank, and a solid matter proportioning device op
5335867 Agitator mill August 9, 1994
An agitator mill for treating free-flowing grinding stock comprises a discharge device, which is provided with a separating device to be disposed in the grinding chamber. In the separating device a mixing device is arranged, which comprises a mixing body movable in longitudinal direc
5133508 Agitator mill July 28, 1992
An agitator mill has an in each case annular cylindrical exterior grinding chamber and an interior grinding chamber, which are delimitated from each other by a cup-shaped agitator element, the interior grinding chamber and the exterior grinding chamber being connected with each other by
5062577 Agitator mill November 5, 1991
An agitator mill for the treatment of flowable grinding stock has a grinding receptacle (3) with a mostly closed grinding chamber (9) and a rotatingly drivable agitator element (21) disposed therein. An interior stator (24) is disposed in the agitator element. A grinding stock supply
5018673 Continuously working mixer May 28, 1991
In an annular mixer for the wetting of solid matter, in particular for the wetting of fibrous material with a binding agent, a plurality of cutting devices are provided, downstream of a wetting zone and a subsequent secondary mixing zone and upstream of an outlet, in a radial plane r
4848919 Pinned mill for mixers July 18, 1989
A pinned mill for a mixer having a mixing mechanism has a motor outside the mixer container and a rotor inside the container and spaced apart from its walls. The rotor is rotationally drivable by the motor and is at least partly surrounded at a tangent by a stator having pins arranged
4848676 Means of regulating an agitator mill July 18, 1989
An apparatus for regulating an agitator mill for comminution, deagglomeration and dispersion of grinding stock present in the form of a suspension is provided. To attain a constantly uniform grinding stock fineness, a device is provided for keeping the specific energy input constant,
4785967 Liner for a mixer container November 22, 1988
A liner for a cylindrical container (1) of a mixer for mixing materials that tend to adhere has at least one plate (18) of antiadhesive plastic, which is interchangeably located on the inner wall (9) of the container (1). In order to devise a largely unsecuted and thus easily mountable
4739936 Closed agitator mill with screen cartridges April 26, 1988
A closed agitator mill for grinding and mixing solids in liquids has a grinding space partially filled with auxiliary grinding elements, in which an agitator mechanism that can be driven at high speed is located; the agitator mechanism comprises an agitator shaft and agitator tools attac
4572845 Process for gluing wood chips and the like with liquid glue and apparatus for performing the pro February 25, 1986
In an apparatus for the continuous gluing of wood chips and the like with liquid glue, the chips are raised from a longitudinally moved chip bed and are returned into the same in free fall in the form of chip mists. The glue is exclusively supplied to the chips by pressure atomization by
4527902 Methods and mixers for the continuous addition of glue to mixtures consisting of wood chips, woo July 9, 1985
In a method for the continuous addition of glue to a mixture consisting of wood chips, wood fibres or the like, the mixture is moved helically, in the form of a ring of mixture, through at least one glue-applying zone of a mixing container where glue is supplied to the mixture substantia
4514833 Dispersing machine with container holding device April 30, 1985
A dispersing machine having a machine upright has a cantilevered machine head disposed thereon such that it can be raised and lowered by means of a lifting apparatus which can be acted upon by a pressure-medium pumping assembly. A rotatably drivable stirring apparatus is disposed on one
4496106 Agitator-grinder January 29, 1985
An agitator-grinder comprises a grinding vessel (3) and an agitator mechanism disposed in the grinding vessel (3) and drivable at high speed, between which agitator mechanism and the wall of the grinding vessel there is a grinding chamber partially filled with auxiliary grinding bodies.
4413790 Mixer for bulk materials, especially for fibrous suspensions November 8, 1983
This concerns a mixer for bulk materials, especially for fibrous suspensions such as cellulose derivatives and substances of similar description, in which a driveable scooper is arranged in a horizontally aligned drum- or trough-shaped container. The scooper consists of a shaft set t
4394980 Device for the simultaneous and continuous feeding of pulverulent solids and of liquids into tre July 26, 1983
A device for the simultaneous continuous feeding of pulverulent solids and of liquids into a treatment machine wherein the casing of the machine is provided with an orifice for feeding in liquids and solids. A feed branch extends upwardly from this orifice and leads into a ring passage.
4390285 Method and apparatus for mixing solids with liquids, in particular for gluing wood chips June 28, 1983
A system for mixing of wood chips or the like with glue which involves an intensive movement of the chips during the addition of the glue and a subsequent thorough mixing of the glue and the chips in a ring of material to be mixed, is characterized by steadily accelerating the chips out
4382557 Method and apparatus for de-aerating viscous mixing stock May 10, 1983
A de-aerating agitating mill, especially for paints, pigments and the like in which the mixing chamber is closed off from a discharge chamber which may be subjected to reduced pressure. The closure is effected by a separator device consisting of a central disk which is attached to the
4334784 Method for processing thermoplastics or thermosetting plastics June 15, 1982
A method of processing plastic material uses a device which operates in a batchwise fashion. The device includes a cylindrical container having a shaft disposed coaxially therein. The shaft is provided with mixing tools and can be driven at high speed. Material to be processed, and liqui
4316671 Apparatus for continuous mixing of solids and liquids February 23, 1982
An apparatus for mixing solid particles and a liquid, especially wood chips and glue. A motor-driven stirrer in a cylinderical trough continuously mixes the materials which enter at one end of the trough and are discharged at the other end. The outlet of the trough has a pivotable th
4190371 Apparatus for discontinuous mixing of at least two materials February 26, 1980
An apparatus for discontinuous mixing of substances, one of which is a liquid and especially suitable for the mixing of thixotropic materials. The mixer has a high speed rotor which cooperates with a more slowly rotating stator. Both rotor and stator are provided with teeth disposed on
4188130 Device for continuously mixing wood chips with binder February 12, 1980
A process and apparatus for continuously mixing wood chips with a binder finely divided in air, the wood chips falling through a mixing drum in the form of thin layers with the air moving approximately perpendicularly to the direction of falling in a pulsating fashion.
4183676 Method of and apparatus for gluing wood chips January 15, 1980
An apparatus for continual gluing of wood chips includes a cylindrical mixture container, and a mixing shaft arranged within the container and substantially coaxially to a mixture ring of wood chips to be formed in the container. At least one glue supply pipe extends from the outside int
4129261 Agitating mill December 12, 1978
An agitating mill in whose cylindrical grinding container a mixing shaft is disposed, is to be partially filled with grinding media. The mixing shaft is made hollow and coolable. Substantially radially projecting discs are mounted on the mixing shaft, with mixing bars fastened to the dis
4117981 Stirring mill October 3, 1978
A stirring mill for fine grinding and/or dispersal of flowable grinding stock in whose grinding container a mixing shaft provided with mixing members is rotatably drivably mounted. The grinding container is provided with a grinding-stock inlet and a ground-stock outlet. A separating devi
4107792 Apparatus for discontinuous mixing of at least two materials August 15, 1978
An apparatus for discontinuous mixing of at least two substances, of which at least one is a liquid, includes a container and a mixer which is disposed in the container. The mixer has a rotor drivable at high speed and a stator, the rotor and stator are provided with teeth disposed on
4059232 Stirring or agitating mills November 22, 1977
A stirring or agitating mill has a grinding vessel partially filled with grinding bodies. The vessel is substantially surrounded by a cooling jacket. A rotationally drivable and internally coolable agitator is disposed in the grinding vessel. The walls of the grinding vessel and/or t
4006887 Device for continuous coating of fibers February 8, 1977
A device for continuous coating of fibers has a horizontally mounted cylindrical mixing container with an inlet for fibers at one end and an outlet for coated fibers at the other end. The container has a mixing shaft mounted coaxially therewithin, which shaft is driveable at a consid
3957210 Stirring mill May 18, 1976
An apparatus for the continuous dispersion and fine grinding of substances in a liquid or liquefiable dispersion medium, comprises of a cylindrical vessel, in the grinding chamber of which is disposed a coaxial stirrer shaft, which is adapted to be driven rotationally and is equipped wit

 
 
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