Method and apparatus for carbonylating methanol with acetic acid enriched flash stream
US-9840451-B2 · Dec 12, 2017 · US
Operations & Transport
Operations & Transport · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D3/06 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 397 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 19 |
| 2017 | 24 |
| 2018 | 38 |
| 2019 | 42 |
| 2020 | 58 |
| 2021 | 54 |
| 2022 | 51 |
| 2023 | 36 |
| 2024 | 27 |
| 2025 | 26 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adjusting a fuel on-board a vehicle
US-2017341508-A1 · Nov 30, 2017 · US
Adjusting a fuel on-board a vehicle
US-9827850-B2 · Nov 28, 2017 · US
Deacidification of fats and oils
US-9816047-B2 · Nov 14, 2017 · US
Solar assisted gas turbine desalination and carbon capture system
US-2017314466-A1 · Nov 2, 2017 · US
Methods and systems for processing a reaction product mixture of cellulosic biomass material
US-9797022-B2 · Oct 24, 2017 · US
Component separations in polymerization
US-9790298-B2 · Oct 17, 2017 · US
Adjusting a fuel on-board a vehicle
US-2017282708-A1 · Oct 5, 2017 · US
Methods for fractionation of lubricant feeds
US-2017283711-A1 · Oct 5, 2017 · US
Composition and method for treating keratin fibers with flash evaporation
US-2017273424-A1 · Sep 28, 2017 · US
Adjusting a fuel on-board a vehicle
US-2017234276-A1 · Aug 17, 2017 · US
System For Removing Salt From A Rich Mono Ethylene Glycol Stream
US-2017233317-A1 · Aug 17, 2017 · US
Adjusting a fuel on-board a vehicle
US-2017234244-A1 · Aug 17, 2017 · US
Quenching vacuum distillation column wash zone liquid
US-2017204336-A1 · Jul 20, 2017 · US
Process and system for recovering water from an emulsion produced from a hydrocarbon production operation
US-2017182431-A1 · Jun 29, 2017 · US
Component Separations in Polymerization
US-2017145125-A1 · May 25, 2017 · US
A system for regenerating mono ethylene glycol and a method thereof
US-2017129835-A1 · May 11, 2017 · US
Furan-2,5-dicarboxylic acid purge process
US-9604202-B2 · Mar 28, 2017 · US
Component separations in polymerization
US-9598514-B2 · Mar 21, 2017 · US
Divalent Cation Removal From Rich Monoethylene Glycol (MEG) Feed Streams By Ion Exchange
US-2017050908-A1 · Feb 23, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D3/06?
- CPC B01D3/06 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01D3/06 (Operations & Transport)?
- Our database includes 397 publications tagged with this CPC code.
- Is patent activity under CPC B01D3/06 growing?
- Publication counts under this code: 27 in 2024 vs 26 in 2025 (latest complete years).