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Primary Examiner: Mills, Catherine L.
Assistant Examiner:
Attorney: Premo; John G., Miller; Robert A.

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Title: Aquatic herbicides

Abstract: Aquatic herbicides of improved activity are afforded by applying them beneath the surface of waters that contain undesirable aquatic vegetation, said application being performed in the presence of a water-soluble vinyl addition polymer having a molecular weight of at least 10,000, and an inorganic salt cross linking agent.


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Inventors: Vartiak, Joseph F. (Naperville, IL, US)
Wortley, Jr., George E. (Longwood, FL, US)

Application Number: 825796
Filing Date: 1977-08-18
Publication_date: 1978-10-31
Assignee: Nalco Chemical Company (Oak Brook, IL)
Primary Class(es): 504/152 504/154, 504/361
Other Classes:
US Patent Ref:
3360356Dec, 1967Vartiak71/65.
3393990Jul, 1968Geary71/65.
3959237May, 1976Blank71/93.

Other Refs: 4,810,535
Apr, 1973JP
Other References: British Pat. 1,056,887, Chem. Abst. vol. 66, (1967) 94152 p.