Patent US3379587A successfully refreshed from Google Patents.
US3379587A
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Inorganic oxidizer salt blasting slurry composition containing formamide
Assignee: Intermountain Res & Eingineeri
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Filing: 1966-03-22
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Granted: 1968-04-23
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Expires: 1986-03-22
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:20
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
101 words
A WATER BEARING EXPLOSIVE COMPOSITONS IN SLURRY OR GEL FORM WHICH REMAINS FLUID AT A LOW TEMPERATURE, COMPRISING A BLEND OF (A) AT LEAST ONE WATER-SOLUBLE INORGANIC OXIDIZER SALT, (B) AT LEAST ONE FUEL CAPABLE OF IMPROVING SENSITIVITY OF THE COMPOSTION, (C) WATER, AND (D) A SUFFICIENT AMOUNT OF FORMAMIDE, UP TO 10% BY WEIGHT OF THE TOTAL COMPOSITON, TO LOWER THE FREEZING POINT OF SAID COMPOSITON, SAID FORMAMIDE AND WATER TOGETHERE FORMING A SOLVENT FOR SAID OXIDIZING SALT CAPABLE OF DISSOLVING AT LEAST ITS OWN WEIGHT OF SAID SALT THEREBY TO FORM A SUBSTANTIALLY CONTINUOUS LIQUID PHASE IN SAID COMPOSITION.
Claim 2
Dependent Claim
101 words
A WATER BEARING EXPLOSIVE COMPOSITONS IN SLURRY OR GEL FORM WHICH REMAINS FLUID AT A LOW TEMPERATURE, COMPRISING A BLEND OF (A) AT LEAST ONE WATER-SOLUBLE INORGANIC OXIDIZER SALT, (B) AT LEAST ONE FUEL CAPABLE OF IMPROVING SENSITIVITY OF THE COMPOSTION, (C) WATER, AND (D) A SUFFICIENT AMOUNT OF FORMAMIDE, UP TO 10% BY WEIGHT OF THE TOTAL COMPOSITON, TO LOWER THE FREEZING POINT OF SAID COMPOSITON, SAID FORMAMIDE AND WATER TOGETHERE FORMING A SOLVENT FOR SAID OXIDIZING SALT CAPABLE OF DISSOLVING AT LEAST ITS OWN WEIGHT OF SAID SALT THEREBY TO FORM A SUBSTANTIALLY CONTINUOUS LIQUID PHASE IN SAID COMPOSITION.
Claim 3
Dependent Claim
11 words
COMPOSITION ACCORDING TO CLAIM 1 WHCIH CONTAINS A HYDROPHILLIC COLLOIDAL THICKNER.
References Cited (Backward Citations)
US3190777A
Cited
US3235423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |