Ecofriendly emulsifier synthesis from esterified waste vegetable oil for wellbore drilling fluids
US-10808161-B2 · Oct 20, 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 | B01F3/0811 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 109 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 9 |
| 2017 | 8 |
| 2018 | 11 |
| 2019 | 21 |
| 2020 | 28 |
| 2021 | 19 |
| 2022 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Devices having a plurality of droplet formation regions
US-10766032-B2 · Sep 8, 2020 · US
Assays and other reactions involving droplets
US-2020002741-A1 · Jan 2, 2020 · US
Scale-up of microfluidic devices
US-10518230-B2 · Dec 31, 2019 · US
Assays and other reactions involving droplets
US-10508294-B2 · Dec 17, 2019 · US
Liquid bicontinuous stabilized assemblies by interfacial jamming of nanoparticles
US-2019375898-A1 · Dec 12, 2019 · US
Method for manufacturing synthetic rubber latex
US-2019367687-A1 · Dec 5, 2019 · US
Method of producing emulsions
US-2019351417-A1 · Nov 21, 2019 · US
Method and system for blending wellbore treatment fluids
US-2019336924-A1 · Nov 7, 2019 · US
Aqueous lime slurry, preparation process and uses
US-10456742-B2 · Oct 29, 2019 · US
Apparatus and method for forming emulsions
US-2019321791-A1 · Oct 24, 2019 · US
Method and apparatus for generating bubbles
US-2019282973-A1 · Sep 19, 2019 · US
Ecofriendly emulsifier synthesis from esterified waste vegetable oil for wellbore drilling fluids
US-10385254-B2 · Aug 20, 2019 · US
Method of producing emulsions
US-10357771-B2 · Jul 23, 2019 · US
Facility for mixing/separating immiscible liquids
US-10350513-B2 · Jul 16, 2019 · US
Packed Bed Emulsification
US-2019184358-A1 · Jun 20, 2019 · US
Microfluidic Surface-Mediated Emulsion Stability Control
US-2019176152-A1 · Jun 13, 2019 · US
Aqueous oil-in-water emulsions of organic amines
US-2019169501-A1 · Jun 6, 2019 · US
Device and method for formulating particles at small volumes
US-2019076372-A1 · Mar 14, 2019 · US
Assays and other reactions involving droplets
US-10221437-B2 · Mar 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F3/0811?
- CPC B01F3/0811 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F3/0811 (Operations & Transport)?
- Our database includes 109 publications tagged with this CPC code.
- Is patent activity under CPC B01F3/0811 growing?
- Publication counts under this code: 19 in 2021 vs 5 in 2022 (latest complete years).