Electrically controlled propellant materials for subterranean zonal isolation and diversion
US-11428087-B2 · Aug 30, 2022 · US
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with vegetable matter; with resin; with rubber
with vegetable matter; with resin; with rubber · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C06B31/30 |
| Official title | with vegetable matter; with resin; with rubber |
| Display label | with vegetable matter; with resin; with rubber |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrically controlled propellant in subterranean operations and equipment
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Integral variable performance propellant grain
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Emulsion explosive composition and preparation method therefor
US-2020109093-A1 · Apr 9, 2020 · US
Integral variable performance propellant grain
US-2020040849-A1 · Feb 6, 2020 · US
Electrically controlled propellant in subterranean operations and equipment
US-2020032601-A1 · Jan 30, 2020 · US
Electrically controlled propellant materials for subterranean zonal isolation and diversion
US-2020032633-A1 · Jan 30, 2020 · US
Ammonium nitrate prill having a non-hygroscopic shell
US-10336662-B1 · Jul 2, 2019 · US
Ammonium nitrate fuel oil mixtures
US-9315429-B2 · Apr 19, 2016 · US
Solid combustible propellant composition
US-2016096780-A1 · Apr 7, 2016 · US