CN207393197U - A kind of coalcutter dust source tracking smart spraying dust falling system - Google Patents
A kind of coalcutter dust source tracking smart spraying dust falling system Download PDFInfo
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- CN207393197U CN207393197U CN201721337674.6U CN201721337674U CN207393197U CN 207393197 U CN207393197 U CN 207393197U CN 201721337674 U CN201721337674 U CN 201721337674U CN 207393197 U CN207393197 U CN 207393197U
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- coalcutter
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- solenoid valve
- dust
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CN201721337674.6U CN207393197U (en) | 2017-10-17 | 2017-10-17 | A kind of coalcutter dust source tracking smart spraying dust falling system |
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CN201721337674.6U CN207393197U (en) | 2017-10-17 | 2017-10-17 | A kind of coalcutter dust source tracking smart spraying dust falling system |
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CN207393197U true CN207393197U (en) | 2018-05-22 |
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CN201721337674.6U Active CN207393197U (en) | 2017-10-17 | 2017-10-17 | A kind of coalcutter dust source tracking smart spraying dust falling system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110593941A (en) * | 2019-10-22 | 2019-12-20 | 邳州市政隆建设有限公司 | Automatic tracking spraying dust suppression system for coal mine dust source |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110593941A (en) * | 2019-10-22 | 2019-12-20 | 邳州市政隆建设有限公司 | Automatic tracking spraying dust suppression system for coal mine dust source |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Intelligent spraying dust fall system is trailed in coal -winning machine dirt source Effective date of registration: 20190304 Granted publication date: 20180522 Pledgee: Huaibei Branch of China Postal Savings Bank Co., Ltd. Pledgor: ANHUI QIANYI INTELLIGENT EQUIPMENT CO., LTD. Registration number: 2019340000120 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220322 Granted publication date: 20180522 Pledgee: Huaibei Branch of China Postal Savings Bank Co.,Ltd. Pledgor: ANHUI QIANYI INTELLIGENT EQUIPMENT Co.,Ltd. Registration number: 2019340000120 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |