Method for operating a distillation column
US-12076670-B2 · Sep 3, 2024 · US
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Head-, bottom- and feed stream
Head-, bottom- and feed stream · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D3/425 |
| Official title | {Head-, bottom- and feed stream} |
| Display label | Head-, bottom- and feed stream |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for operating a distillation column
US-2023008804-A1 · Jan 12, 2023 · US
Method for controlling a rectification column
US-11235260-B2 · Feb 1, 2022 · US
Method for controlling a rectification column
US-2019184304-A1 · Jun 20, 2019 · US