Proppant concentration accuracy in a fracturing fluid by compensating for proppant moisture
US-2023032405-A1 · Feb 2, 2023 · 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 | B01F15/00136 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 9 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mixing fluids in welding-type equipment
US-2022258105-A1 · Aug 18, 2022 · US
Manipulation of microfluidic droplets
US-11268887-B2 · Mar 8, 2022 · US
Apparatus for producing conditioned water
US-11198626-B2 · Dec 14, 2021 · US
A Continuous Processing System And Methods For Internal And External Modifications To Nanoparticles
US-2021379545-A1 · Dec 9, 2021 · US
Mulling device and method for treating bulk material released from portable containers
US-11192074-B2 · Dec 7, 2021 · US
Gas-dissolved liquid producing apparatus
US-11040315-B2 · Jun 22, 2021 · US
Droplet and/or bubble generator
US-2021146319-A1 · May 20, 2021 · US
Ultrafine bubble-containing liquid producing apparatus and ultrafine bubble-containing liquid producing method
US-2021129093-A1 · May 6, 2021 · US
Automated pump control of a cementing unit of wellsite equipment
US-10815752-B2 · Oct 27, 2020 · US
Method and apparatus for supplying water of specified concentration
US-2020316543-A1 · Oct 8, 2020 · US
Gas mixer for proving a gas mixture usable in hospitals
US-2020261862-A1 · Aug 20, 2020 · US
Manipulation of microfluidic droplets
US-2020225129-A1 · Jul 16, 2020 · US
System and method for fluid preparation
US-2020197882-A1 · Jun 25, 2020 · US
Mixing method and system
US-10625210-B2 · Apr 21, 2020 · US
Foam mixing system and methods
US-10589233-B2 · Mar 17, 2020 · US
Vacuum pumping system
US-2020047225-A1 · Feb 13, 2020 · US
Modular plural component platform
US-2020048067-A1 · Feb 13, 2020 · US
Gas-dissolved liquid producing apparatus
US-2019262784-A1 · Aug 29, 2019 · US
Methods of making medical solutions and related systems
US-10391221-B2 · Aug 27, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F15/00136?
- CPC B01F15/00136 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F15/00136 (Operations & Transport)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC B01F15/00136 growing?
- Publication counts under this code: 2 in 2022 vs 1 in 2023 (latest complete years).