Airtight feeding device

• Main Authors: ZHANG YI'EN, GUO LIHUAN
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2019
• Subjects: CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TRANSPORTING

The utility model relates to a chemical industry pharmacy technical field, and disclose an airtight feeding device, the rain cover comprises a cover body, the upper surface of the cover body is fixedrespectively to peg graft has intake pipe and blast pipe, the inside of intake pipe and blast pipe co...