Hydrogen chloride dehydration method
US-12404172-B2 · Sep 2, 2025 · US
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with the preferential formation of trichlorosilane
with the preferential formation of trichlorosilane · 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 | C01B33/10757 |
| Official title | {with the preferential formation of trichlorosilane} |
| Display label | with the preferential formation of trichlorosilane |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2022 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydrogen chloride dehydration method
US-2022371886-A1 · Nov 24, 2022 · US
Trichlorosilane production method, and pipes
US-2022274840-A1 · Sep 1, 2022 · US
Low temperature process for the safe conversion of the siemens process side-product mixture to chloromonosilanes
US-2022169520-A1 · Jun 2, 2022 · US
Fluidized bed reactor for preparing chlorosilanes
US-10647583-B2 · May 12, 2020 · US
Process for operating a fluidized bed reactor
US-10526206-B2 · Jan 7, 2020 · US
Fluidized bed reactor for preparing chlorosilanes
US-2018105427-A1 · Apr 19, 2018 · US
Method and apparatus for manufacturing trichlorosilane
US-9533279-B2 · Jan 3, 2017 · US
Apparatus for producing trichlorosilane
US-9493359-B2 · Nov 15, 2016 · US
Process for operating a fluidized bed reactor
US-2016145109-A1 · May 26, 2016 · US
Method for producing trichlorosilane
US-9266742-B2 · Feb 23, 2016 · US
Method for preparing trichlorosilane
US-2015329367-A1 · Nov 19, 2015 · US
Method and apparatus for manufacturing trichlorosilane
US-8980191-B2 · Mar 17, 2015 · US