CN1119425C - 高抗磨离心铸管的生产方法 - Google Patents
高抗磨离心铸管的生产方法 Download PDFInfo
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- CN1119425C CN1119425C CN 01107155 CN01107155A CN1119425C CN 1119425 C CN1119425 C CN 1119425C CN 01107155 CN01107155 CN 01107155 CN 01107155 A CN01107155 A CN 01107155A CN 1119425 C CN1119425 C CN 1119425C
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Application Number | Priority Date | Filing Date | Title |
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CN 01107155 CN1119425C (zh) | 2001-02-21 | 2001-02-21 | 高抗磨离心铸管的生产方法 |
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CN 01107155 CN1119425C (zh) | 2001-02-21 | 2001-02-21 | 高抗磨离心铸管的生产方法 |
Publications (2)
Publication Number | Publication Date |
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CN1320715A CN1320715A (zh) | 2001-11-07 |
CN1119425C true CN1119425C (zh) | 2003-08-27 |
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CN 01107155 Expired - Fee Related CN1119425C (zh) | 2001-02-21 | 2001-02-21 | 高抗磨离心铸管的生产方法 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102000797B (zh) * | 2009-09-03 | 2012-10-03 | 唐山市嘉恒实业有限公司 | 一种以钒钛磁铁矿为原料生产球墨铸铁管件的方法 |
CN101817067B (zh) * | 2010-05-06 | 2011-07-27 | 四川三洲川化机核能设备制造有限公司 | 用离心浇注空心坯生产无缝不锈钢管的方法 |
CN102506242B (zh) * | 2011-09-22 | 2013-09-18 | 上海世昕软件开发有限公司 | 一种多层复合管道 |
CN102416557A (zh) * | 2011-10-25 | 2012-04-18 | 马鞍山市威龙科工贸有限公司 | 环铸锻件一体化生产的工艺 |
CN102506243B (zh) * | 2011-11-15 | 2013-09-18 | 上海世昕软件开发有限公司 | 一种多层复合管道的生产方法 |
CN102776445B (zh) * | 2012-07-27 | 2014-01-29 | 攀枝花贝氏体耐磨管道有限公司 | 一种浆体输送用下贝氏体耐磨钢管及其制造方法 |
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2001
- 2001-02-21 CN CN 01107155 patent/CN1119425C/zh not_active Expired - Fee Related
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CN1320715A (zh) | 2001-11-07 |
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Owner name: ZHANG YONGGANG Free format text: FORMER OWNER: HENGHONG SCI. + TECH. STEEL PIPES CO., LTD, SICHUAN Effective date: 20060623 Owner name: SICHUAN ZHENGYAO BEER MATERIAL CO., LTD. Free format text: FORMER OWNER: ZHANG YONGGANG Effective date: 20060623 |
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Effective date of registration: 20060623 Address after: 610000 Shu Road, Chongyang Town, Chongzhou, Sichuan Patentee after: Sichuan ever glory metal material Co.,Ltd. Address before: 610081 No. 10, No. three, section 28, first ring road, Chengdu, Sichuan, 303 Patentee before: Zhang Yonggang Effective date of registration: 20060623 Address after: 610081 No. 10, No. three, section 28, first ring road, Chengdu, Sichuan, 303 Patentee after: Zhang Yonggang Address before: 621700 Sheep River Village, three towns, Jiangyou, Sichuan Patentee before: HENGHONG SCI & TECH STEEL PIPE |
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Effective date of registration: 20081128 Address after: Sichuan Dujiangyan Su Su science and Technology Industrial Zone Patentee after: CHENGDU TIANYUAN XINTAI COMPOSITE MATERIAL Co.,Ltd. Address before: Shu Road South, Chongyang Town, Chongzhou, Sichuan Patentee before: Sichuan ever glory metal material Co.,Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: CHENGDU TIANYUAN XINTAI COMPOUND MATERIALS CO., LT Free format text: FORMER OWNER: SICHUAN ZHENGYAO METAL MATERIALS CO., LTD. Effective date: 20081128 |
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Granted publication date: 20030827 Termination date: 20100221 |