Hydraulic and earth engineering – Earth treatment or control – Chemical
Reexamination Certificate
2007-12-11
2007-12-11
Kreck, John (Department: 3673)
Hydraulic and earth engineering
Earth treatment or control
Chemical
C405S036000, C405S053000, C405S270000
Reexamination Certificate
active
11358471
ABSTRACT:
This invention relates to a method of seepage control which comprises contacting a soil surface with a composition comprising anionic copolymers and a surfactant. This invention provides a method of seepage control for irrigation ditches, drainage ditches, farm ponds, feeder canals, golf course water features, park ponds and lakes, lagoons, and the like.
REFERENCES:
patent: 2867944 (1959-01-01), Fletcher
patent: 3520140 (1970-07-01), Katzer
patent: 3772893 (1973-11-01), Eilers
patent: 3832229 (1974-08-01), Du Brow et al.
patent: 3867330 (1975-02-01), Frisque
patent: 3986365 (1976-10-01), Hughes
patent: 4669920 (1987-06-01), Dymond
patent: 5185024 (1993-02-01), Siemer et al.
patent: 5595957 (1997-01-01), Bowey et al.
patent: 6397519 (2002-06-01), Snowden et al.
patent: 6851219 (2005-02-01), Kostka et al.
patent: 7026385 (2006-04-01), Wammes et al.
patent: 2004/0192199 (2004-09-01), Cartwright et al.
patent: 1 717 203 (1971-07-01), None
patent: 2 647 463 (1988-12-01), None
patent: 1 218 084 (1986-03-01), None
patent: 2004/085587 (2004-10-01), None
A.M. Falatah et al inArid Soil Research Rehab., 1999, 13, pp. 61-73.
R.D. Lentz et al inJ. Soil Water Conservat. (Ankeny), 2003, 58(5), pp. 290-300.
A.M. Helalia et al inSoil Sci. Soc. America J., 1988, 52(1), pp. 243-246.
D.L. Bjorneberg et al inJ. Soil Water Conservat. (Ankeny), 2002, 57(6), pp. 524-529.
English Language Abstract- AN 1991:166541 of FR 2 647 463.
English, Language abstract No. 1969:58694 of DE 1,717,203.
Putnam John M.
Wernsmann William R.
Ciba Specialty Chemicals Corporation
Kreck John
Loggins Shiela A.
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