Water treatment tank and desulfurization device
US-2020398215-A1 · Dec 24, 2020 · US
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Isolation of sulfur dioxide from gases
Isolation of sulfur dioxide from gases · 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 | C01B17/60 |
| Official title | Isolation of sulfur dioxide from gases |
| Display label | Isolation of sulfur dioxide from gases |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for removing S02 from gas with S02 content that is temporarily very high
US-10807038-B2 · Oct 20, 2020 · US
System and a method for producing aqueous sulphuric acid
US-10465339-B2 · Nov 5, 2019 · US
Regenerative recovery of sulfur dioxide from effluent gases
US-2019201837-A1 · Jul 4, 2019 · US
System and a method for producing aqueous sulphuric acid
US-2019177914-A1 · Jun 13, 2019 · US
Process and apparatus for cooling a gas containing SO2 and/or SO3 and water
US-10294105-B2 · May 21, 2019 · US
Regenerative recovery of sulfur dioxide from effluent gases
US-10272380-B2 · Apr 30, 2019 · US
Process and apparatus for cooling a gas containing so2 and/or so3 and traces of water
US-2018201507-A1 · Jul 19, 2018 · US
Method for removing SOx from gas with modified polyethylene glycol
US-9795917-B2 · Oct 24, 2017 · US
Method for Removing SOx from Gas with Modified Polyethylene Glycol
US-2016220946-A1 · Aug 4, 2016 · US
Adsorbent
US-9192913-B2 · Nov 24, 2015 · US
Method for removing SOx from gas using polyethylene glycol
US-9017454-B2 · Apr 28, 2015 · US