Closed-loop extraction system

Closed-loop Extraction recycles hydrocarbon solvent or CO2 in a closed system, without releasing gas into the air. This process usually refers to butane or propane extraction and is much safer than open blasting. In fact, it is law Colorado concentrate producers to use this technique.

Related Terms

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  • Solvent-Free
    A Solvent-Free extraction is a process that has a 0ppm residual solvent concentration. It is a new term to refer to hydrocarbon extraction fully cleansed. Read More
  • Solvent Recovery
    Many extraction artists know Solvent can be reused for multiple extraction attempts and this process is referred to as Solvent Recovery. This is achieved by pumping the solvent back into the original tank or(...) Read More
  • Solvent & Solventless
    "Solvent" refers to extraction methods that use chemical solvents (e.g., ethanol, hydrocarbons) to extract cannabinoids and terpenes. "Solventless" refers to extraction methods that do not involve the use of(...) Read More