Monitoring system for annular scrubbers
US-10155195-B2 · Dec 18, 2018 · US
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Bleeder valves or slides
Bleeder valves or slides · 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 | C21B7/005 |
| Official title | {Bleeder valves or slides} |
| Display label | Bleeder valves or slides |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Monitoring system for annular scrubbers
US-2017296966-A1 · Oct 19, 2017 · US
Pressure relief valve for pressurized furnace
US-2017226600-A1 · Aug 10, 2017 · US
Arrangement for burning blast furnace off-gas from a bleeder valve and corresponding bleeder valve
US-8940226-B2 · Jan 27, 2015 · US