Still extractor with novel stopcock means

Details Still extractor with novel stopcock means Still extractor with novel stopcock means

1975-01-09

1977-02-01

Lutter, Frank W.

Distillation: apparatus

Apparatus

Systems

232726S, 202170, 203DIG2, 251309, 23292, B01D 334, B01D 1104

Patent

active

040060624

ABSTRACT:
Extraction container for solvent extraction of materials, having vapor inlet and outlet tubes, a condenser fitted on the extraction container and a stopcock fitted on the inlet tube causing distributing solvent vapors in desired proportions between those led to the said condenser and those led into the said container and also fitted with an improved syphon for discharging of extract from the container.

REFERENCES:
patent: 440963 (1890-11-01), Pinagel
patent: 859264 (1907-07-01), Travis
patent: 2095056 (1937-10-01), Clough
patent: 2991804 (1961-07-01), Merkle
patent: 3098506 (1963-07-01), Spragens
patent: 3108614 (1963-10-01), Navara

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