Methods and systems for generating carbon disulfide
US-2026062302-A1 · Mar 5, 2026 · US
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Preparation by reacting sulfur or sulfur compounds with hydrocarbons
Preparation by reacting sulfur or sulfur compounds with hydrocarbons · 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 | C01B32/75 |
| Official title | Preparation by reacting sulfur or sulfur compounds with hydrocarbons |
| Display label | Preparation by reacting sulfur or sulfur compounds with hydrocarbons |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 2 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optimized natural gas/sales gas/sour gas reforming employing a novel catalytic process at the industrial scale
US-2025243056-A1 · Jul 31, 2025 · US
Chemical Production Inside a Well Tubular/Casing
US-2025197204-A1 · Jun 19, 2025 · US
System and method for low-cost methane upgrading to added-valuable products
US-12122731-B2 · Oct 22, 2024 · US
System and method for low-cost methane upgrading to added-valuable products
US-2022017434-A1 · Jan 20, 2022 · US
Method for preparing methyl mercaptan
US-11104642-B2 · Aug 31, 2021 · US
Organic sulfur material and method for producing same
US-10906869-B2 · Feb 2, 2021 · US
Method for preparing methyl mercaptan
US-2020331851-A1 · Oct 22, 2020 · US
Carbon sulfur material and method for producing same
US-10710960-B2 · Jul 14, 2020 · US
Method for preparing methyl mercaptan
US-10689334-B2 · Jun 23, 2020 · US
Methods of producing 1,3-butadiene from ethylene and sulfur
US-2020172451-A1 · Jun 4, 2020 · US
Method for preparing dimethyl disulphide
US-10550077-B2 · Feb 4, 2020 · US
Organic sulfur material and method for producing same
US-2018072665-A1 · Mar 15, 2018 · US
Organic sulfur material and method for producing same
US-2018065927-A1 · Mar 8, 2018 · US
Method for preparing methyl mercaptan
US-2017158631-A1 · Jun 8, 2017 · US
Method for preparing dimethyl disulphide
US-2017144966-A1 · May 25, 2017 · US