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Class Information
Number: 366/76.91
Name: Agitating > Rubber or heavy plastic working > With specified feed means > Chute or hopper with gravity discharge > Having plural means to feed material to chute or hopper
Description: Subject matter including plural means to feed material to the hopper or chute.

Patents under this class:

Patent Number Title Of Patent Date Issued
8092070 Gravimetric blender with power hopper cover Jan. 10, 2012
7810986 Systems and methods for liquid dosing of material in a blender system Oct. 12, 2010
7736565 Process for producing PPE resin composition Jun. 15, 2010
7641833 Method for producing a pellet from a fiber-filled resin composition and injection-molded products thereof Jan. 5, 2010
6451165 Channel pulper Sep. 17, 2002
6267495 Blender apparatus with precision low-rate metering unit Jul. 31, 2001
5772319 Material loader for injection molding press Jun. 30, 1998
5282548 Automatic color pellet selecting and supplying apparatus for injection molding machine Feb. 1, 1994
5213724 Process and apparatus for determining the rate at which material is received by an extruder from a feed container May. 25, 1993
5148943 Method and apparatus for metering and blending different material ingredients Sep. 22, 1992
4728475 Method of and device for admixing finely divided dye stuff into a synthetic granulate Mar. 1, 1988
4629410 Dual-hopper injection unit for injection molding machine Dec. 16, 1986
4175870 Apparatus for feeding waste yarn to an extruder Nov. 27, 1979
4022440 Method for producing plastic compound and an apparatus therefor May. 10, 1977
4021022 Pigment metering and mixing apparatus May. 3, 1977
3998439 Apparatus for mixing materials in molding machines Dec. 21, 1976
3948491 Process for blending an additive such as colour pigment etc. with a plastic material and blending apparatus intended to be used for said process Apr. 6, 1976

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