Dense phase powder pump and corresponding operating method
US-10604360-B2 · Mar 31, 2020 · US
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through a porous wall
through a porous wall · 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 | B65G53/18 |
| Official title | through a porous wall |
| Display label | through a porous wall |
| Total patents | 15 |
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 | 3 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Powder transport device and char recovery device
US-10246653-B2 · Apr 2, 2019 · US
Dense phase powder pump and corresponding operating method
US-2019023505-A1 · Jan 24, 2019 · US
Dense phase powder pump and corresponding operating method
US-10112787-B2 · Oct 30, 2018 · US
System and method and apparatus for maintaining a pressure balance in a solids flow loop and for controlling the flow of solids therethrough
US-10011441-B2 · Jul 3, 2018 · US
Hose for bulk transfer operations
US-9994403-B2 · Jun 12, 2018 · US
Feeding systems and methods of using feeding systems
US-2017283969-A1 · Oct 5, 2017 · US
System and method and apparatus for maintaining a pressure balance in a solids flow loop and for controlling the flow of solids therethrough
US-2017283191-A1 · Oct 5, 2017 · US
Powder transport device and char recovery device
US-2017260465-A1 · Sep 14, 2017 · US
Powder conveyor and associated operating method
US-9745148-B2 · Aug 29, 2017 · US
Control valve and control valve system for controlling solids flow, methods of manufacture thereof and articles comprising the same
US-9617087-B2 · Apr 11, 2017 · US
Hose for bulk transfer operations
US-2016236877-A1 · Aug 18, 2016 · US
Powder conveyor and associated operating method
US-2016122138-A1 · May 5, 2016 · US
Dense phase powder pump and corresponding operating method
US-2016052000-A1 · Feb 25, 2016 · US
Bin system and char recovery unit
US-9199806-B2 · Dec 1, 2015 · US