State Intellectual Property Office of China Releases Chengdu Lengsong Jingfeng Network Tech's Patent Application for Natural Vegetable Dye Dry-Type Extraction Device

Publication Date13 January 2022
Publication titleGlobal IP News (India)
The patent application number is CN20211056919 20210115. The patent publication number is CN112521772 (A). International Patent Classification codes are B02C19/00, C09B61/00 and C09B67/54. Cooperative Patent Classification codes are B02C19/00 (CN), C09B61/00 (CN) and C09B67/0096 (CN)

According to the abstract released by the State Intellectual Property Office of China: "The present invention discloses a natural vegetable dye dry-type extraction device. The dry-type extraction device comprises a shell, a mixing and grinding cavity with an upward opening is formed in the shell, a cross beam is fixedly connected between the left wall and the right wall of the mixing and grinding cavity, a sliding groove with a downward opening is formed in the cross beam, and a cross rod is rotatably connected between the left wall and the right wall of the sliding groove; pigment in natural plant materials can be extracted to serve as powder dye convenient to...

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