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| Number | Title | Issue Date |
| 7354188 | Gear pump having input and output screw shafts with a decreasing flight depth toward a gear section in transfer mix areas The invention relates to a gear pump which is suitable for delivering highly viscous materials. The aim of the invention is to provide a gear pump having a low-wear and low-maintenance bearing system, high output and good self-cleaning properties. For this purpose, ... | 04/08/2008 |
| 6601987 | Apparatus for premixing additives and feeding them into a polymer stream The invention pertains to an apparatus for premixing additives and feeding them into a polymer melt stream. The apparatus has a conducting element 2, first and a second intermediate element 4a and 4b, and a pump assembly 6, wherein the polymer melt stream... | 08/05/2003 |
| 6422737 | Liquid sample cylinder with integral mixing pump An apparatus for mixing dissimilar fluids or fluids having different densities is disclosed. A piston shaped for a close fit and slidably mounted within a tubular member divides a material container into a pressurized end and a mixing chamber. A pump is s... | 07/23/2002 |
| 6361200 | Gear extruder having gas vent ports The invention relates to a gear extruder for plasticizing and homogenizing rubber mixtures, having at least two gears disposed in chambers in the extruder housing, with the teeth of the gears meshing with one another, and having a port for feeding the rub... | 03/26/2002 |
| 6286988 | Extrusion head having toothed wheels with mixing device and adjustable shear effect An extrusion head with a mixing device and an adjustable shear effect, for homogenizing, mixing and shearing the material conveyed to it in form of polyester melts, elastomers and other miscible viscous and paste materials. The extrusion head has a pair o... | 09/11/2001 |
| 6158883 | Gear extruder having gas vent ports The invention relates to a gear extruder for plasticizing and homogenizing rubber mixtures, having at least two gears disposed in chambers in the extruder housing, with the teeth of the gears meshing with one another, and having a port for feeding the rub... | 12/12/2000 |
| 5452650 | Juice extractor A juicer or a juice extractor having a vertically-arranged grinding chamber and compression chamber. The material to be ground into juice is first ground in the grinding chamber and then compressed in the compression chamber by a pair of Archimedes' screw... | 09/26/1995 |
| 5453250 | Apparatus for the preparation of a flowable reaction mixture Leakage problems can be avoided in an apparatus for the preparation of a solid or cellular plastic-forming, flowable reaction mixture of at least two flowable reaction components and at least one additional component, by providing in the feed pipe of one ... | 09/26/1995 |
| 5381730 | Juice extractor A juice extractor for extracting juice from raw juice containing materials includes a raw material supply hopper of a housing engaged with a main body. The juice extractor includes a pair of squeezing rollers engaged with each other and mounted in the hou... | 01/17/1995 |
| 5240327 | Method for creating double loop flow The invention relates to a method for mixing liquids into each other or different phases into liquid by employing a double loop circulation, created below the surface zone of a reactor, in order to maintain an intensive mixing. It is characteristic of thi... | 08/31/1993 |
| 5156872 | Juice extractor An apparatus and method for extracting juice from raw juice containing material is disclosed. The apparatus includes a supporting housing, a pair of meshing helical gears (2,3) for crushing the raw juice containing material to initially extract juice ther... | 10/20/1992 |
| 5156794 | Pulverizing/kneading apparatus and method for manufacturing soap using the pulverizing/kneading apparatus A pulverizing/kneading apparatus for pulverizing and kneading a material such as a soap compound. The material is supplied in a barrel in which are provided a pair of shafts respectively having feeding helical gears and returning helical gears. The materi... | 10/20/1992 |
| 5137368 | Viscous fluid pumping apparatus and system A viscous fluid pumping system having a pair of opposing gears (130, 132) is provided in a housing (32) disposed above an inlet port (73) in a follower plate (70). The follower plate (70) is dimensioned to sealingly fit in a container or drum (D) filled w... | 08/11/1992 |
| 5005982 | Material processor A material processor for processing materials to improve their rheological and material properties includes a housing defining a process chamber and having an inlet for introducing materials therein and an outlet for discharging materials therefrom. Inter... | 04/09/1991 |
| 4997359 | Multi-well dish for capsule making An apparatus for coating molds to make hard gelatin capsules has a dish for holding a bath of liquid gelatin. A multi-well tray is submerged in the bath to establish a plurality of fluid passageways through the bath and to create a pool of liquid gelatin ... | 03/05/1991 |
| 4790454 | Self-contained apparatus for admixing a plurality of liquids This invention relates to a self-contained, portable apparatus for admixing a plurality of liquids. The liquids, generally a diluent (such as water or an organic solvent), together with dilutable liquid chemical concentrates such as pesticides, fertilizer... | 12/13/1988 |
| 4338274 | Method and apparatus for the incorporation of additives into plastics materials A stream of homogenized plastics material is divided into stream parts 10, 11 and 12 and additive introduced to the external surface of at least one stream part 10, 12 either at or before a gear pump 1. Subsequent passage through the pump 1 mixes the addi... | 07/06/1982 |
| 4264214 | Gear motor/mixer A gas/liquid mixer in which intermeshing gears are caused to rotate and establish mixing, by pressure of the fluids being mixed. The gears are mounted for rotation in a gear chamber and interengage in a meshing zone of the chamber. A gas is introduced int... | 04/28/1981 |
| 4193745 | Gear pump with means for dispersing gas into liquid A gear pump for dispersing a gas into a liquid is provided with mixing means for improving the uniformity of the dispersion. In preferred form, the mixing means comprises a series of fixed, shallow, blind cavities that open to the pumping cavity between t... | 03/18/1980 |
| 4093407 | Injection of additives into liquid streams A gear pump is modified by the incorporation of a hollow rod means to permit a liquid additive to be injected into the gear pump at the point at which the gear wheels separate. At this point the pressure is at or below atmospheric pressure and, as a resul... | 06/06/1978 |
| 4025056 | Mixing apparatus A gear pump comprising a driving and a driven gear, pairs of successive teeth of at least one gear each having a cut-out allowing a proportion of slip, the cut-outs each extending to the root of the tooth and the cut-outs in successive teeth being in axia... | 05/24/1977 |
| 4015828 | Injection of additives into liquid streams A conventional gear pump is modified by the incorporation of means to permit a liquid additive to be injected into the gear pump at the point at which the gear wheels separate. At this point the pressure is at or below atmospheric pressure and, as a resul... | 04/05/1977 |
