Patent US3201291A successfully refreshed from Google Patents.
US3201291A
Expired / Lapsed
US
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Dispersion-type blasting explosives
Assignee: Individual
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Filing: 1962-05-29
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Granted: 1965-08-17
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Expires: 1982-05-29
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:40
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN A DISPERSION-TYPE BLASTING EXPLOSIVE COMPOSITION, WHEREIN THE COMPOSITION COMPRISES A NON-AQUEOUS PHASE CONTAINING COMBUSTIBLE MATERIAL DISPERSED BUT NOT DISSOLVED IN A AQUEOUS PHASE WITH THE AQUEOUS PHASE COMPRISING WATER, A SWELLING AGENT AND AN OXYGEN CARRIER DISSOLVED IN THE AQUEOUS PHASE, THE IMPROVEMENT WHICH COMPRISES THAT THE AMOUNT OF SAID OXYGEN CARRIER DISSOLVED IN THE AQUEOUS PHASE IS SUFFICIENT TO IMPART TO SUCH AQUEOUS PHASE A POSITIVE OXYGEN BALANCE OF AT LEAST 10% BY WEIGHT, SAID AQUEOUS PHASE BEING PRESENT IN THE COMPOSITION IN AN AMOUNT SUFFICIENT TO AT LEAST COMPENSATE ANY OXYGEN DEFICIENCY OF SAID COMPOSITION UPON DETONATION.
Claim 2
Dependent Claim
100 words
IN A DISPERSION-TYPE BLASTING EXPLOSIVE COMPOSITION, WHEREIN THE COMPOSITION COMPRISES A NON-AQUEOUS PHASE CONTAINING COMBUSTIBLE MATERIAL DISPERSED BUT NOT DISSOLVED IN A AQUEOUS PHASE WITH THE AQUEOUS PHASE COMPRISING WATER, A SWELLING AGENT AND AN OXYGEN CARRIER DISSOLVED IN THE AQUEOUS PHASE, THE IMPROVEMENT WHICH COMPRISES THAT THE AMOUNT OF SAID OXYGEN CARRIER DISSOLVED IN THE AQUEOUS PHASE IS SUFFICIENT TO IMPART TO SUCH AQUEOUS PHASE A POSITIVE OXYGEN BALANCE OF AT LEAST 10% BY WEIGHT, SAID AQUEOUS PHASE BEING PRESENT IN THE COMPOSITION IN AN AMOUNT SUFFICIENT TO AT LEAST COMPENSATE ANY OXYGEN DEFICIENCY OF SAID COMPOSITION UPON DETONATION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |