Difference between revisions of "Primary processing"
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<onlyinclude>'''Pre-treatments''' are used to prepare raw materials so that they can be processed by core technologies.</onlyinclude> | <onlyinclude>'''Pre-treatments''' are used to prepare raw materials so that they can be processed by core technologies.</onlyinclude> | ||
== | == Biochemical pre-treatments == | ||
* Enzymatic | * Enzymatic | ||
== | == Chemical pre-treatments == | ||
* Hydrolysis | * Hydrolysis | ||
== | == Physical pre-treatments == | ||
* Densification | * Densification | ||
| Line 17: | Line 17: | ||
* Steam explosion | * Steam explosion | ||
== | == Separation pre-treatments == | ||
* Physicomechanical separations | * Physicomechanical separations | ||
Revision as of 14:12, 13 July 2021
Pre-treatments are used to prepare raw materials so that they can be processed by core technologies.
Biochemical pre-treatments
- Enzymatic
Chemical pre-treatments
- Hydrolysis
Physical pre-treatments
- Densification
- Pressure-densification
- Sizing
- Chipping
- Grinding
- Steam explosion
Separation pre-treatments
- Physicomechanical separations
- Centrifugation
- Filtration
- Membrane Filtration
- Pressure filtration
- Ultrafiltration
- Sieving
- Physicochemical separations
- Chromatography
- Dialysis
- Dissolution, Crystallisation, flocculation, precipitation
- Distillation
- Drying (evaporation)
- Air drying
- Nitrogen drying
- Freeze drying
- Thermal drying
- Vacuum drying
- Extraction
- Acid treatment
- Alkali treatment
- Field-Flow fractionation (FFF)
Thermochemical pre-treatments
- Ammonia fibre expansion
- Dry torrefaction
- Wet torrefaction