CN212656720U - 厌氧发酵车间用气密门 - Google Patents
厌氧发酵车间用气密门 Download PDFInfo
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CN113559437A (zh) * | 2021-06-25 | 2021-10-29 | 湖南防灾科技有限公司 | 可收缩的轻质自吸式航空灭火装置及使用方法 |
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CN113559437A (zh) * | 2021-06-25 | 2021-10-29 | 湖南防灾科技有限公司 | 可收缩的轻质自吸式航空灭火装置及使用方法 |
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Inventor after: Liu Zhipeng Inventor after: Cheng Guojie Inventor after: Yong Shiwei Inventor after: Zuo Xuan Inventor after: Si Xin Zhong Inventor after: Luo Honglian Inventor after: Cheng Zhaopeng Inventor before: Liu Zhipeng Inventor before: Cheng Guojie Inventor before: Yong Shiwei Inventor before: Zuo Xun Inventor before: Si Xin Zhong Inventor before: Luo Honglian Inventor before: Cheng Zhaopeng |