Bleaching and dyeing; fluid treatment and chemical modification – Cleaning or laundering – Removing formation impurities from artifical fiber
Patent
1977-07-08
1979-01-30
Schulz, William E.
Bleaching and dyeing; fluid treatment and chemical modification
Cleaning or laundering
Removing formation impurities from artifical fiber
134 26, 252 89, B08B 300
Patent
active
041370449
ABSTRACT:
A laundry method is disclosed including the step of laundering oil soiled fabric in lipophilic surfactant composition and subsequently laundering such fabric with a hydrophilic surfactant based detergent system.
REFERENCES:
patent: 2734830 (1956-02-01), Hagge et al.
patent: 2965678 (1960-12-01), Sundberg et al.
patent: 3505004 (1970-04-01), Pfeil
patent: 3650672 (1972-03-01), Swayn
patent: 3994682 (1976-11-01), Braun
Economics Laboratory Inc.
Schulz William E.
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