Class 241/601 - SAND MULLERS

Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus which are used to disintegrate lumpy sand or other
No. of patents: 4
Last issue date: 04/14/1992

Number	Title	Issue Date
5104049	Sand muller bowl liner A thin wall inner is positioned within the circular bowl of a sand muller to overlay the interior mulling surface upon which foundry sand is placed and is mulled by a plow blade that rotates within the bowl over its mulling surface. The bowl surface is an...	04/14/1992
5019196	Sand muller bowl liner A thin wall liner is positioned within the circular bowl of a sand muller to overlay the interior mulling surface upon which foundry sand is placed and is mulled by a plow blade that rotates within the bowl over its mulling surface. The bowl surface is an...	05/28/1991
4361404	Mixing equipment and agitator therefor for use with granular material and method of producing prepared granular material Mixing equipment includes a mixing compartment and at least one mulling assembly for dispersing therein material, including granular material, such as foundry sand. An agitator is provided for improving the mulling and aerating of the dispersed material w...	11/30/1982
4126922	Sand muller reconditioning method and structure A sand muller reconditioning method and structure in which the bottom of the sand muller'vessel is reestablished into a generally planar or flat attitude after prolonged use of the muller has resulted in a wide groove-like circular wear path in that botto...	11/28/1978

PatentStorm