US3024100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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
Abstract
No abstract record available.
Inventors
- 👤 Langguth Robert Parks
- 👤 Seifter Eli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:20
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/18; C23F11/187; C05; C05B; C05B7/00; Y; Y10; Y10S; Y10S71/00; Y10S71/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
122 words
A METHOD OF INHIBITING THE CORROSION OF ALUMINUM EQUIPMENT BY AN AQUEOUS, LIQUID FERTILIZER COMPOSITION HAVING A PH BETWEEN ABOUT 6 AND ABOUT 8 AND CONTAINING AN INORGANIC ORTHOPHOSPHATE SALT SELECTED FROM THE GROUP CONSISTING OF MONOAMMONIUM ORTHOPOSHATE, DIAMMONIUM ORTHPHOSPHATE, MONOPOTASSIUM ORTHOPHATE, AND DIPOTASSIUM ORTHOPHOSPHATE, SAID METHOD COMPRISING THE INCORPORATION IN SAID COMPOSITION OF FROM ABOUT 200 TO ABOUT 500 P.P.M. OF FLUORINE AS A SOLUBLE FLUOSILICATEE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM FLUOSILICATE, POTASSIUM FLUOSILICATE, AND AMMONIUM FLUOSILICATE, AND AN AMOUNT OF THE SOLUBLE MOLYBDATE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM MOLYBDATE, POTASSIUM MOLYBDATE AND AMMONIUM MOLYBDATE, THE RATIO OF SAID FLUORINE TO SAID SOLUBLE MOLYBDATE COMPOUND IN SAID COMPOSITION IS BETWEEN ABOUT 2.5:1 AND ABOUT 10:1.
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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 |