|United States Patent||5,456,748|
|Quigley , et al.||October 10, 1995|
Premix storage hopper
|Inventors:||Quigley; Michael C. (Meriden, GB), Jack; Iain R. (Nuneaton, GB), Gray; Gary E. G. (Westwood Heath, GB)|
|Assignee:||Courtaulds Fibres (Holdings) Ltd. (London, GB)|
|Filed:||May 24, 1993|
A method of moving a hot viscous pastelike mixture formed in a pre-mixer and containing cellulose dispersed in an amine oxide solvent for the cellulose to a subsequent processing stage without separation of mixture components which comprises introducing said mixture into a storage hopper, retaining the mixture in said hopper while stirring said mixture by a plurality of separate stirring members rotating about a common vertical axis and sweeping out different annular paths spaced throughout the height of the hopper and then pumping said mixture to said further processing stage.