CN1290652C - Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy - Google Patents
Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy Download PDFInfo
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- CN1290652C CN1290652C CN 200510011617 CN200510011617A CN1290652C CN 1290652 C CN1290652 C CN 1290652C CN 200510011617 CN200510011617 CN 200510011617 CN 200510011617 A CN200510011617 A CN 200510011617A CN 1290652 C CN1290652 C CN 1290652C
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CN 200510011617 CN1290652C (en) | 2005-04-22 | 2005-04-22 | Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy |
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CN 200510011617 CN1290652C (en) | 2005-04-22 | 2005-04-22 | Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy |
Publications (2)
Publication Number | Publication Date |
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CN1669704A CN1669704A (en) | 2005-09-21 |
CN1290652C true CN1290652C (en) | 2006-12-20 |
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CN 200510011617 Expired - Fee Related CN1290652C (en) | 2005-04-22 | 2005-04-22 | Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy |
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CN (1) | CN1290652C (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100386167C (en) * | 2006-05-15 | 2008-05-07 | 北京创卓科技有限公司 | Micro injection process of forming soft magnetic Fe-Ni alloy |
CN100448571C (en) * | 2006-12-29 | 2009-01-07 | 北京科技大学 | CuSn10 alloy injection forming method |
CN100441344C (en) * | 2007-04-29 | 2008-12-10 | 北京科技大学 | Method for preparing intubatton type stainless steel reverser of ball bearing screw rod pair |
CN101396734B (en) * | 2007-09-25 | 2010-11-24 | 比亚迪股份有限公司 | Handset vibrator manufacture method |
CN106031949A (en) * | 2015-09-02 | 2016-10-19 | 洛阳新巨能高热技术有限公司 | Preparation method of complex-shaped cemented carbide products |
CN106001581B (en) * | 2016-07-28 | 2018-11-20 | 深圳市注成科技有限公司 | A kind of manufacturing method of howitzer tungsten pearl pad |
CN106282624B (en) * | 2016-08-10 | 2018-03-27 | 陈长春 | High-specific-gravity tungsten-based alloy and preparation method thereof |
CN106624634B (en) * | 2016-12-07 | 2018-11-02 | 杭州正驰达精密机械有限公司 | A kind of production method of high-specific gravity tungsten alloy autoplugger |
CN107052346A (en) * | 2016-12-28 | 2017-08-18 | 江苏精研科技股份有限公司 | The preparation technology of powder injection forming tungsten-nickel hard alloy |
CN107737951B (en) * | 2017-10-18 | 2019-09-10 | 北京科技大学 | A kind of preparation method of superfine crystal tungsten-based gas spark switch electrode |
CN108393485B (en) * | 2018-03-02 | 2020-03-20 | 厦门钨业股份有限公司 | Tungsten alloy feed for powder injection molding and preparation method thereof |
CN110538992A (en) * | 2019-09-19 | 2019-12-06 | 深圳市鑫迪科技有限公司 | Diffusion welding process for tungsten alloy and 316L stainless steel |
CN113681024B (en) * | 2021-07-28 | 2022-10-14 | 北京科技大学 | Method for preparing tungsten metal part based on feeding printing |
CN113649561B (en) * | 2021-08-09 | 2023-04-18 | 天工爱和特钢有限公司 | Preparation method of high-speed powder steel micro part with complex shape |
CN113798507B (en) * | 2021-08-10 | 2024-01-12 | 西安理工大学 | Low-temperature 3D printing forming method of refractory alloy |
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2005
- 2005-04-22 CN CN 200510011617 patent/CN1290652C/en not_active Expired - Fee Related
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Publication number | Publication date |
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CN1669704A (en) | 2005-09-21 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hebei Wuwei Aero & Power Technology Co.,Ltd. Assignor: University of Science and Technology Beijing Contract fulfillment period: 2006.12.27 to 2024.12.26 Contract record no.: 2008110000078 Denomination of invention: Process for preparing tungsten parts and components with complicated shape and high dimensional accuracy Granted publication date: 20061226 License type: Exclusive license Record date: 20081028 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2006.12.27 TO 2024.12.26; CHANGE OF CONTRACT Name of requester: HEBEI WUWEIHANGDIAN TECHNOLOGY CO., LTD. Effective date: 20081028 |
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EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Hebei Wuwei Aero & Power Technology Co.,Ltd. Assignor: University of Science and Technology Beijing Contract record no.: 2008110000078 Date of cancellation: 20130318 |
|
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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061220 Termination date: 20200422 |