Method for manufacturing silicon carbide ceramic special-shaped part with complex shape by plastic fused deposition modeling (FDM)-3D printing based on water debinding
US-12403625-B1 · Sep 2, 2025 · US
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by screw or worm
by screw or worm · 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 | B28B3/22 |
| Official title | by screw or worm |
| Display label | by screw or worm |
| Total patents | 23 |
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 | 6 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Waterproofing system
US-12054425-B2 · Aug 6, 2024 · US
Method and device for producing ceramic formed body
US-12036697-B2 · Jul 16, 2024 · US
Waterproofing system
US-2023150875-A1 · May 18, 2023 · US
Waterproofing system
US-11597684-B2 · Mar 7, 2023 · US
Microwave enhanced 3d concrete printing
US-2022112732-A1 · Apr 14, 2022 · US
Extrusion molding machine, and method for producing molded body
US-2021107178-A1 · Apr 15, 2021 · US
Method and device for producing ceramic formed body
US-2020238567-A1 · Jul 30, 2020 · US
A waterproofing system
US-2020181018-A1 · Jun 11, 2020 · US
Compound nozzle for cement 3D printer to produce thermally insulated composite cement
US-10399247-B1 · Sep 3, 2019 · US
Extruder, operational method thereof, and method of producing honeycomb green body using said extruder
US-2019184598-A1 · Jun 20, 2019 · US
Extrusion forming apparatus and extrusion forming method
US-10259139-B2 · Apr 16, 2019 · US
Extrusion process for proppant production
US-9862879-B2 · Jan 9, 2018 · US
Extrusion molding device and method for manufacturing green honeycomb molded body
US-2016236373-A1 · Aug 18, 2016 · US
Extrusion-molding device and method for producing molded body using same
US-9375890-B2 · Jun 28, 2016 · US
Extrusion Process for Proppant Production
US-2016083645-A1 · Mar 24, 2016 · US
Extrusion molding apparatus
US-2016027542-A1 · Jan 28, 2016 · US
Extrusion forming apparatus and extrusion forming method
US-2016001460-A1 · Jan 7, 2016 · US
Extrusion process for proppant production
US-9227874-B2 · Jan 5, 2016 · US
Extrusion-forming device
US-9174357-B2 · Nov 3, 2015 · US