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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0384908 (1973-08-02) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 55 인용 특허 : 0 |
Extraction and cleaning processes characterized by the use of liquid carbon dioxide as the extraction and cleaning solvent. This solvent is disclosed as being applied to plant material for the extraction of essential oils and as being used in place of the conventional solvents in the dry cleaning of
A garment cleaning process consisting essentially of passing liquid carbon dioxide through garments to be cleaned by placing the garments within a closed container and admitting liquid carbon dioxide into the container from a refrigerated storage container, transferring the liquid carbon dioxide fro
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