Process and apparatus for calcination of gypsum
US-10676396-B2 · Jun 9, 2020 · US
Suspension heaters for flash calcining, e.g. cyclones · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B11/0286 |
| Official title | {Suspension heaters for flash calcining, e.g. cyclones} |
| Display label | Suspension heaters for flash calcining, e.g. cyclones |
| Total patents | 2 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10676396-B2 · Jun 9, 2020 · US
US-2019330106-A1 · Oct 31, 2019 · US