CN101648257B - 一种球铁产品保温帽的制备工艺 - Google Patents
一种球铁产品保温帽的制备工艺 Download PDFInfo
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- CN101648257B CN101648257B CN2009100336990A CN200910033699A CN101648257B CN 101648257 B CN101648257 B CN 101648257B CN 2009100336990 A CN2009100336990 A CN 2009100336990A CN 200910033699 A CN200910033699 A CN 200910033699A CN 101648257 B CN101648257 B CN 101648257B
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- dozzle
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- sodium silicate
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Application Number | Priority Date | Filing Date | Title |
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CN2009100336990A CN101648257B (zh) | 2009-06-26 | 2009-06-26 | 一种球铁产品保温帽的制备工艺 |
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CN2009100336990A CN101648257B (zh) | 2009-06-26 | 2009-06-26 | 一种球铁产品保温帽的制备工艺 |
Publications (2)
Publication Number | Publication Date |
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CN101648257A CN101648257A (zh) | 2010-02-17 |
CN101648257B true CN101648257B (zh) | 2011-10-19 |
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CN2009100336990A Expired - Fee Related CN101648257B (zh) | 2009-06-26 | 2009-06-26 | 一种球铁产品保温帽的制备工艺 |
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CN (1) | CN101648257B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112851381A (zh) * | 2021-03-01 | 2021-05-28 | 曲阜市铸造材料厂 | 一种保温帽口复用的制备方法 |
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CN101648257A (zh) | 2010-02-17 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: FANCHANG TIANHE MACHINERY CO., LTD. Free format text: FORMER OWNER: YU BAOPING Effective date: 20130613 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130613 Address after: Wuhu Fanchang Suncun town red road 241206 in Anhui Province Patentee after: FANCHANG COUNTY TIANHE MACHINERY CO., LTD. Address before: 241206 Anhui Fanchang Suncun town red road, Fanchang County days and Machinery Co. Ltd. Patentee before: Yu Baoping |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100217 Assignee: WUHU HEXU MACHINERY CO., LTD. Assignor: FANCHANG COUNTY TIANHE MACHINERY CO., LTD. Contract record no.: 2014340000136 Denomination of invention: Preparation process of dozzle of ductile iron product Granted publication date: 20111019 License type: Exclusive License Record date: 20140703 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20150626 |
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EXPY | Termination of patent right or utility model |