Textiles: fiber preparation
Patent
1975-09-19
1977-02-01
Penland, R. B.
Textiles: fiber preparation
21 55, 195 63, 195 68, 424 72, C12B 100
Patent
active
040060560
ABSTRACT:
This invention relates to a solid isotropic composition comprising a controlled release agent and stabilized urease. This composition is particularly suited for digestively reacting with various coatings on urinal discharge systems which coatings are subjected to a flow of water ranging from constant to intermittent.
REFERENCES:
patent: 1408535 (1922-03-01), Ressler
patent: 1679250 (1928-07-01), Lind
patent: 3798128 (1974-03-01), Minato et al.
patent: 3798181 (1974-03-01), Vazquez
patent: 3824633 (1974-07-01), Van Vlahakis
Midwest Biochemical Corporation
Penland R. B.
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