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Class Information
Number: 366/85
Name: Agitating > Rubber or heavy plastic working > Stirrer is through-pass screw conveyor > Plural screw conveyors on separate shafts > In parallel intercommunicating mixing chambers > Screw conveyors intermeshing
Description: Subject matter wherein one of said conveyors has a profile which contacts a mating surface of parallel screw conveyor along the length thereof.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
4960043 Extruder and continuous mixer arrangement for producing an at least partially baked product having a cookie-like crumb structure Oct. 2, 1990
4957041 Extruder apparatus for producing an at least partially baked product having a cookie-like crumb structure including a post-extrusion radio frequency device Sep. 18, 1990
4957042 Extruder and continuous mixer arrangement for producing an at least partially baked product having a cookie-like crumb structure including a post-extrusion microwave device Sep. 18, 1990
4957372 Means for improving the uniformity-performance of cold feed rubber-extruders Sep. 18, 1990
4957675 Method and apparatus for preparing caseinates Sep. 18, 1990
4954303 Apparatus and process for devolatilization of high viscosity polymers Sep. 4, 1990
4950081 Multi-spindle kneading mixer Aug. 21, 1990
4949628 Extruder and continuous mixer arrangement for producing an at least partially baked product having a cookie-like crumb structure, the extruder including a microwave applicator Aug. 21, 1990
4941748 Extruder with ceramic processing unit Jul. 17, 1990
4940329 Degassing extruder Jul. 10, 1990
4938127 Extruder and continuous mixer arrangement for producing an at least partially baked product having a cookie-like crumb structure including a post-extrusion radio frequency device Jul. 3, 1990
4900156 Twin screw extruder with thread-free mixing zones Feb. 13, 1990
4897236 Method and apparatus for the continuous manufacture of rubber or polymer-based mixtures containing additives Jan. 30, 1990
4889430 Planetary gear extruder for the compounding and extrusion of plastic materials Dec. 26, 1989
4875847 Twin-screw extruder having respective conical nose screw sections Oct. 24, 1989
4871259 Rubber-like material kneading apparatus Oct. 3, 1989
4863363 Throttling device for a twin-shaft srew-type extruder Sep. 5, 1989
4826323 Self-wiping continuous mixer with enlarged bore section May. 2, 1989
4824256 Co-rotating twin-screw kneaders with kneading disks Apr. 25, 1989
4818206 Multi-screw extruder Apr. 4, 1989
4792294 Two-stage screw auger pumping apparatus Dec. 20, 1988
4775240 Closed parallel-rotor mixer with adjustable interaxial separation Oct. 4, 1988
4773763 Double screw extruder Sep. 27, 1988
4767216 Continuous mixer Aug. 30, 1988
4764020 Apparatus for mixing and extruding viscous liquids Aug. 16, 1988
4752135 Mixing apparatus and methods Jun. 21, 1988
4744669 Mixing and extruding apparatus and methods May. 17, 1988
4733607 Food processing machine Mar. 29, 1988
4695240 Apparatus for extruding small quantities of material Sep. 22, 1987
4686088 Apparatus for producing long-chain polymers, especially polyesters Aug. 11, 1987
4679498 Installation for preparing a chocolate paste Jul. 14, 1987
4663103 Apparatus and method of extrusion May. 5, 1987
4650338 Mixing and kneading machine Mar. 17, 1987
4624577 Screw element for a material processing machine Nov. 25, 1986
4619381 Method and apparatus for discharging materials from a storage bin Oct. 28, 1986
4617089 Apparatus for discharging high viscosity media in chemical engineering Oct. 14, 1986
4605309 Mixing and shearing roller-mill Aug. 12, 1986
4599002 Screw extruder for reducing the volume of materials Jul. 8, 1986
4590033 Multi-lobe composite casing for a multi-screw processing machine May. 20, 1986
4584903 Drive system for twin screw extruder Apr. 29, 1986
4556324 Apparatus for forming films of constant thickness Dec. 3, 1985
4534652 Multishafted, continuous mixing and kneading of plastifiable materials Aug. 13, 1985
4474475 Mixing apparatus Oct. 2, 1984
4474474 Continuous homogenization and mixing of plastic materials Oct. 2, 1984
4474473 Method and equipment for manufacturing pigment dispersion Oct. 2, 1984
4449908 Dough pump May. 22, 1984
4446094 Apparatus and method for extracting fluid from an extruded material May. 1, 1984
4423960 Twin-screw degassing extruder for degassing thermoplastic materials or the like Jan. 3, 1984
4416544 Device for mixing, dispersing and homogenizing compounds with at least one viscous component Nov. 22, 1983
4415268 Twin screw extruders Nov. 15, 1983

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