Chemistry: fertilizers – Processes and products – Organic material-containing
Reexamination Certificate
2005-02-22
2009-02-24
Langel, Wayne (Department: 1793)
Chemistry: fertilizers
Processes and products
Organic material-containing
C071S064100
Reexamination Certificate
active
07494525
ABSTRACT:
Use of urease-inhibiting amounts of calcium polysulfide, potassium polysulfide, calcium thiosulfate, magnesium thiosulfate, and blends thereof, in combination with urea-containing fertilizer to significantly reduce potential losses of nitrogen due to ammonia volatilization.
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Clapp John Garland
Fairweather Thomas David
Hojjatie Michael Massoud
Lockhart Constance Lynn Frank
Fennemore Craig P.C.
Langel Wayne
Tessenderlo Kerley, Inc.
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