Fining molten material using reduced pressure
US-12486190-B2 · Dec 2, 2025 · US
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Mechanical means for skimming or scraping the melt surface
Mechanical means for skimming or scraping the melt surface · 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 | C03B5/205 |
| Official title | {Mechanical means for skimming or scraping the melt surface} |
| Display label | Mechanical means for skimming or scraping the melt surface |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fining molten material using reduced pressure
US-2024166545-A1 · May 23, 2024 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-11919798-B2 · Mar 5, 2024 · US
Selective chemical fining of small bubbles in glass
US-11845685-B2 · Dec 19, 2023 · US
Selective Chemical Fining of Small Bubbles in Glass
US-2022402799-A1 · Dec 22, 2022 · US
Selective chemical fining of small bubbles in glass
US-11459263-B2 · Oct 4, 2022 · US
Selective Chemical Fining of Small Bubbles in Glass
US-2021094856-A1 · Apr 1, 2021 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-2021017063-A1 · Jan 21, 2021 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-10815142-B2 · Oct 27, 2020 · US
Device and method for cooling a component contacting a glass melt
US-10633275-B2 · Apr 28, 2020 · US
Submerged combustion melters having an extended treatment zone and methods of producing molten glass
US-2019337833-A1 · Nov 7, 2019 · US
Gradient Fining Tank for Refining Foamy Molten Glass and a Method of Using the Same
US-2019284076-A1 · Sep 19, 2019 · US
Submerged combustion melters having an extended treatment zone and methods of producing molten glass
US-10392285-B2 · Aug 27, 2019 · US
Submerged combustion melting processes for producing glass and similar materials, and systems for carrying out such processes
US-10087097-B2 · Oct 2, 2018 · US
Device and method for cooling a component contacting a glass melt
US-2018215642-A1 · Aug 2, 2018 · US
Device for melting glass comprising a furnace, a channel and a barrier
US-2017197859-A1 · Jul 13, 2017 · US
Apparatus, systems and methods for conditioning molten glass
US-RE46462-E · Jul 4, 2017 · US
Methods and systems for making well-fined glass using submerged combustion
US-9676644-B2 · Jun 13, 2017 · US
Submerged combustion melters having an extended treatment zone and methods of producing molten glass
US-2017073262-A1 · Mar 16, 2017 · US
Submerged combustion melters having an extended treatment zone and methods of producing molten glass
US-9533905-B2 · Jan 3, 2017 · US