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Corrosion-inhibited liquid fertilizer compositions

Assignee: Monsanto Chemicals Ltd
•
Filing: 1957-05-20
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Granted: 1962-03-06
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Expires: 1977-05-20
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Abstract

No abstract record available.

Inventors

  • 👤 Martinson Carl Robert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 17:15
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/18; C23F11/182; C05; C05B; C05B7/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 78 words
A METHOD OF INHABITING THE CORROSION OF ALUMIUM EQUIPMENT BY AQUEOUS, LIQUID FERTILIZER COMPOSITIONS HAVING A PH BETWEEN ABOUT 6 AND ABOUT 8 AND CONTAINING AN INORGANIC ORTHOPHOSPHATE SALT SELECTED FROM THE GROUP CONSISTING OF MONOAMMONIUM ORTHOPHOSPHATE, DIAMMONIUM ORTHOPOSPHATE, MONOPOTASSIUM ORTHOPHOSPHATE, AND DIPOTASSIUM ORTHOPHOSPHATE, AND METHOD COMPRISING THE INCORPORATION THEREIN OF FROM ABOUT 200 TO ABOUT 500 P.P.M. OF FLUORINE AS A SOLUBLE FLUOSILICATE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM FLUOSILICATE, POTASSIUM FLUOSILACTE, AND AMMONIUM FLUOSILICATE.
Claim 2
Independent Claim 78 words
A METHOD OF INHABITING THE CORROSION OF ALUMIUM EQUIPMENT BY AQUEOUS, LIQUID FERTILIZER COMPOSITIONS HAVING A PH BETWEEN ABOUT 6 AND ABOUT 8 AND CONTAINING AN INORGANIC ORTHOPHOSPHATE SALT SELECTED FROM THE GROUP CONSISTING OF MONOAMMONIUM ORTHOPHOSPHATE, DIAMMONIUM ORTHOPOSPHATE, MONOPOTASSIUM ORTHOPHOSPHATE, AND DIPOTASSIUM ORTHOPHOSPHATE, AND METHOD COMPRISING THE INCORPORATION THEREIN OF FROM ABOUT 200 TO ABOUT 500 P.P.M. OF FLUORINE AS A SOLUBLE FLUOSILICATE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM FLUOSILICATE, POTASSIUM FLUOSILACTE, AND AMMONIUM FLUOSILICATE.

References Cited (Backward Citations)

US2732290A Cited
US2028343A Cited
US2238651A Cited
US2739886A Cited
US2586709A Cited
GB736215A Cited
US2719781A Cited
US2778712A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-03-05 1965-09-04 1966-03-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-03-05 1969-09-04 1970-03-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-03-05 1973-09-04 1974-03-06 $7700.00 Window Closed / Lapsed

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