Bleaching and dyeing; fluid treatment and chemical modification – Fluid treatment – Manipulation of liquid
Patent
1992-04-20
1993-10-19
Coe, Philip R.
Bleaching and dyeing; fluid treatment and chemical modification
Fluid treatment
Manipulation of liquid
68 1218, 137 5, 137 93, D06F 3902
Patent
active
052533794
ABSTRACT:
Washing process in an industrial washing machine, whereby a property of the wash liquor is measured which is dependent on the concentration of detergent product therein, and detergent product is added to the wash liquor, dependent on the property, characterized in that the wash cycle comprises a first period (t.sub.1) in which product is added during a fixed time period to obtain a high concentration in the wash liquor or until the measured property reaches a high set point where it is maintained by gradually adding detergent product, and a second period (t.sub.2) in which the property is kept at a low set point. There is also provided a device for controlling the dosing of detergent product to the process.
REFERENCES:
patent: 3223108 (1965-12-01), Martz, Jr.
patent: 3645669 (1972-02-01), Rausch
patent: 4211517 (1980-07-01), Schmid
Dusamos Marcellus G.
Frick Stefan E.
Ploeg Wijnand
Van der Kinderen Wilhelmus K.
Coe Philip R.
Unilever Patent Holdings B.V.
LandOfFree
Washing process does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Washing process, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Washing process will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1343489