United States Patent 2737435
US Patent References:
Method of and apparatus for washing pulp
- - 1421664
Process for washing or cleaning textile materials
- - 1717439
Process for washing wool
- - 1717440
Wool scouring
- - 1920469
Method of and apparatus for washing pulp
- - 1421664
Process for washing or cleaning textile materials
- - 1717439
Process for washing wool
- - 1717440
Wool scouring
- - 1920469
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8/139.100, 68/18R, 8/158