CN203187618U - 一种环形风道 - Google Patents
一种环形风道 Download PDFInfo
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- CN203187618U CN203187618U CN 201320035550 CN201320035550U CN203187618U CN 203187618 U CN203187618 U CN 203187618U CN 201320035550 CN201320035550 CN 201320035550 CN 201320035550 U CN201320035550 U CN 201320035550U CN 203187618 U CN203187618 U CN 203187618U
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CN 201320035550 CN203187618U (zh) | 2013-01-23 | 2013-01-23 | 一种环形风道 |
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CN 201320035550 CN203187618U (zh) | 2013-01-23 | 2013-01-23 | 一种环形风道 |
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CN203187618U true CN203187618U (zh) | 2013-09-11 |
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CN 201320035550 Expired - Lifetime CN203187618U (zh) | 2013-01-23 | 2013-01-23 | 一种环形风道 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103937512A (zh) * | 2013-01-23 | 2014-07-23 | 北京华泰焦化工程技术有限公司 | 一种环形风道 |
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- 2013-01-23 CN CN 201320035550 patent/CN203187618U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103937512A (zh) * | 2013-01-23 | 2014-07-23 | 北京华泰焦化工程技术有限公司 | 一种环形风道 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ANSHAN HUATAI COKING & REFRACTORY ENGINEERING TECHNOLOGY Co.,Ltd. Assignor: BEIJING HUATAI COKING ENGINEERING CONSULTING Corp. Contract record no.: 2015990000143 Denomination of utility model: Annular air channel partition Granted publication date: 20130911 License type: Exclusive License Record date: 20150330 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 100176 Fifth Floor 501, Building 15, No. 2, No. 31 Courtyard, Kechuang Thirteenth Street, Daxing Economic and Technological Development Zone, Beijing Patentee after: HUATAI YONGCHUANG (BEIJING) TECHNOLOGY Co.,Ltd. Address before: 101318, building 14, Rong Hui Garden, B District, Shunyi District Airport Industrial Park, Beijing Patentee before: BEIJING HUATAI COKING ENGINEERING CONSULTING Corp. |
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EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: ANSHAN HUATAI COKING & REFRACTORY ENGINEERING TECHNOLOGY Co.,Ltd. Assignor: BEIJING HUATAI COKING ENGINEERING CONSULTING Corp. Contract record no.: 2015990000143 Date of cancellation: 20201124 |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130911 |