Emulsified drilling fluids and methods of making and use thereof
US-2020407621-A1 · Dec 31, 2020 · 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 | B01F17/0042 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 112 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 7 |
| 2017 | 13 |
| 2018 | 7 |
| 2019 | 21 |
| 2020 | 36 |
| 2021 | 18 |
| 2022 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aramid amphiphile self-assembled nanostructures
US-2020298194-A1 · Sep 24, 2020 · US
Oil-in-water emulsions
US-10704003-B2 · Jul 7, 2020 · US
Development of retarded acid system
US-10703957-B2 · Jul 7, 2020 · US
Invert emulsion based drilling fluid and methods of using same
US-10683447-B2 · Jun 16, 2020 · US
Dispersant in cement formulations for oil and gas wells
US-10640695-B2 · May 5, 2020 · US
Development of anti-bit balling fluids
US-2020040247-A1 · Feb 6, 2020 · US
SiC powder, SiC sintered body, SiC slurry and manufacturing method of the same
US-10541064-B2 · Jan 21, 2020 · US
pH-RESPONSIVE AMPHOTERIC SURFACTANT N-LAURYL-(alpha-ALKYL)-beta-AMINOPROPIONIC ACID AND PREPARATION METHOD AND USES THEREOF
US-2019388858-A1 · Dec 26, 2019 · US
Development of anti-bit balling fluids
US-10494560-B2 · Dec 3, 2019 · US
Well service fluid composition and method of using microemulsions as flowback aids
US-10494565-B2 · Dec 3, 2019 · US
Cement slurries, cured cement and methods of making and use thereof
US-10494559-B2 · Dec 3, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-10487254-B2 · Nov 26, 2019 · US
Development of anti-bit balling fluids
US-2019309210-A1 · Oct 10, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-2019292431-A1 · Sep 26, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-2019292432-A1 · Sep 26, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-10392550-B2 · Aug 27, 2019 · US
Development of anti-bit balling fluids
US-10377939-B2 · Aug 13, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-2019233708-A1 · Aug 1, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-2019233707-A1 · Aug 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F17/0042?
- CPC B01F17/0042 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F17/0042 (Operations & Transport)?
- Our database includes 112 publications tagged with this CPC code.
- Is patent activity under CPC B01F17/0042 growing?
- Publication counts under this code: 18 in 2021 vs 6 in 2022 (latest complete years).