US4363679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Use of zinc peroxide as oxidant for explosives and pyrotechnical mixtures
Assignee: Dynamit Nobel AG
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Filing: 1980-12-17
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Granted: 1982-12-14
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Expires: 2000-12-17
Abstract
Abstract A process for promoting the oxidation of an explosive-containing mixture or a pyrotechnical mixture involves utilizing zinc peroxide as the sole or predominant oxidant in the mixture. Preferably the zinc peroxide has an available oxygen content of more than 12.3% by weight.
Inventors
- 👤 Rainer Hagel
- 👤 Klaus Redecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:41
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/04; C01B15/047; C06; C06B; C06B33/00; C06B43/00
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
28 words
A process for promoting the oxidation of an explosive-containing mixture or a pyrotechnical mixture which comprises utilizing zinc peroxide as the sole or predominant oxidant in said mixture.
Claim 2
Dependent Claim
28 words
A process for promoting the oxidation of an explosive-containing mixture or a pyrotechnical mixture which comprises utilizing zinc peroxide as the sole or predominant oxidant in said mixture.
Claim 3
Dependent Claim
24 words
A process according to claim 1, wherein the zinc peroxide that is utilized has an available oxygen proportion of more than 12.3% by weight.
Claim 4
Dependent Claim
24 words
A process according to claim 1 or claim 2, wherein the zinc peroxide is used as a component of an igniter or initiator charge.
Claim 5
Dependent Claim
21 words
A process according to claim 1 or claim 2, wherein the zinc peroxide is used in a mixture with secondary explosives.
Claim 6
Dependent Claim
27 words
A process according to claim 1 or claim 2, wherein the zinc peroxide is used in pyrotechnical mixture containing metals or compounds thereof, reductants, and other oxidants.
Claim 7
Dependent Claim
20 words
A process according to claim 1 or claim 2, wherein said pyrotechnical mixture also contains magnesium, nickel, titanium or zirconium.
Claim 8
Dependent Claim
20 words
A process according to claim 1 or claim 2, wherein said pyrotechnical mixture contains reductants comprised of organic polymeric compounds.
Claim 9
Dependent Claim
15 words
An explosive or pyrotechnical mixture which contains zinc peroxide as the sole or predominant oxidant.
Claim 10
Dependent Claim
15 words
An explosive or pyrotechnical mixture which contains zinc peroxide as the sole or predominant oxidant.
Claim 11
Dependent Claim
27 words
An explosive or pyrotechnical mixture according to claim 8, wherein the zinc peroxide that is utilized has an available oxygen proportion of more than 12.3% by weight.
Claim 12
Dependent Claim
24 words
An explosive or pyrotechnical mixture according to claim 8, wherein the zinc peroxide is used as a component of an igniter or initiator charge.
Claim 13
Dependent Claim
21 words
An explosive or pyrotechnical mixture according to claim 8, wherein the zinc peroxide is used in a mixture with secondary explosives.
Claim 14
Dependent Claim
27 words
An explosive or pyrotechnical mixture according to claim 8, wherein the zinc peroxide is used in pyrotechnical mixture containing metals or compounds thereof, reductants, and other oxidants.
Claim 15
Dependent Claim
20 words
An explosive or pyrotechnical mixture according to claim 8, wherein said pyrotechnical mixture also contains magnesium, nickel, titanium or zirconium.
Claim 16
Dependent Claim
20 words
An explosive or pyrotechnical mixture according to claim 8, wherein said pyrotechnical mixture contains reductants comprised of organic polymeric compounds.
Claim 17
Dependent Claim
22 words
An explosive or pyrotechnical mixture according to claim 8, wherein said pyrotechnical mixture contains zinc peroxide as the sole or predominant oxidant.
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) | 1985-12-13 | 1986-06-14 | 1986-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-12-13 | 1990-06-14 | 1990-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-12-13 | 1994-06-14 | 1994-12-14 | $7700.00 | Window Closed / Lapsed |