CN203531945U - 一种抗冲击供氧附壁风筒 - Google Patents
一种抗冲击供氧附壁风筒 Download PDFInfo
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- CN203531945U CN203531945U CN201320510410.1U CN201320510410U CN203531945U CN 203531945 U CN203531945 U CN 203531945U CN 201320510410 U CN201320510410 U CN 201320510410U CN 203531945 U CN203531945 U CN 203531945U
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- air duct
- main body
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- oxygen
- duct main
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Application Number | Priority Date | Filing Date | Title |
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CN201320510410.1U CN203531945U (zh) | 2013-08-20 | 2013-08-20 | 一种抗冲击供氧附壁风筒 |
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CN201320510410.1U CN203531945U (zh) | 2013-08-20 | 2013-08-20 | 一种抗冲击供氧附壁风筒 |
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CN203531945U true CN203531945U (zh) | 2014-04-09 |
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CN201320510410.1U Expired - Fee Related CN203531945U (zh) | 2013-08-20 | 2013-08-20 | 一种抗冲击供氧附壁风筒 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108071413A (zh) * | 2017-12-13 | 2018-05-25 | 双鸭山市同心橡胶厂 | 一种井下抗炮崩风筒的制备方法及抗炮崩风筒 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108071413A (zh) * | 2017-12-13 | 2018-05-25 | 双鸭山市同心橡胶厂 | 一种井下抗炮崩风筒的制备方法及抗炮崩风筒 |
CN108071413B (zh) * | 2017-12-13 | 2019-03-29 | 双鸭山市同心橡胶厂 | 一种井下抗炮崩风筒的制备方法及抗炮崩风筒 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HUAINAN ANTONG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HUAINAN YIWANDA GROUP CO., LTD. RUBBER FACTORY Effective date: 20150106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150106 Address after: 232000 Industrial Zone, Datong District, Anhui, Huainan Patentee after: HUAINAN ANTONG TECHNOLOGY CO., LTD. Address before: 232000 new Zhuang Zi, Anhui City, Huainan Province Patentee before: Huainan Yiwanda Group Co., Ltd. Rubber Plastic Factory |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20150820 |
|
EXPY | Termination of patent right or utility model |