CN103334350B - 一种预应力混凝土轨枕、轨道板用搓丝定尺螺旋肋钢丝 - Google Patents
一种预应力混凝土轨枕、轨道板用搓丝定尺螺旋肋钢丝 Download PDFInfo
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- CN103334350B CN103334350B CN201310297858.4A CN201310297858A CN103334350B CN 103334350 B CN103334350 B CN 103334350B CN 201310297858 A CN201310297858 A CN 201310297858A CN 103334350 B CN103334350 B CN 103334350B
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- steel wire
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CN103334350B true CN103334350B (zh) | 2015-08-12 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0361227A2 (de) * | 1988-09-24 | 1990-04-04 | Dyckerhoff & Widmann Aktiengesellschaft | Eisenbahnschwelle aus Spannbeton |
KR20050087018A (ko) * | 2004-02-24 | 2005-08-31 | 서울특별시지하철공사 | 철도 레일 콘크리트도상 시공 시스템 |
CN101806024A (zh) * | 2010-03-31 | 2010-08-18 | 欧阳炎 | 一种双向先张法预应力混凝土轨道板 |
CN102619144A (zh) * | 2012-04-20 | 2012-08-01 | 中铁一局集团有限公司 | 一种预制装配式钢弹簧浮置板轨道施工工艺 |
CN203334137U (zh) * | 2013-07-16 | 2013-12-11 | 天津银龙预应力材料股份有限公司 | 一种预应力混凝土轨枕、轨道板用搓丝定尺螺旋肋钢丝 |
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- 2013-07-16 CN CN201310297858.4A patent/CN103334350B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0361227A2 (de) * | 1988-09-24 | 1990-04-04 | Dyckerhoff & Widmann Aktiengesellschaft | Eisenbahnschwelle aus Spannbeton |
KR20050087018A (ko) * | 2004-02-24 | 2005-08-31 | 서울특별시지하철공사 | 철도 레일 콘크리트도상 시공 시스템 |
CN101806024A (zh) * | 2010-03-31 | 2010-08-18 | 欧阳炎 | 一种双向先张法预应力混凝土轨道板 |
CN102619144A (zh) * | 2012-04-20 | 2012-08-01 | 中铁一局集团有限公司 | 一种预制装配式钢弹簧浮置板轨道施工工艺 |
CN203334137U (zh) * | 2013-07-16 | 2013-12-11 | 天津银龙预应力材料股份有限公司 | 一种预应力混凝土轨枕、轨道板用搓丝定尺螺旋肋钢丝 |
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Owner name: RAILWAY CONSTRUCTION INSTITUTE OF CHINA ACADEMY OF Free format text: FORMER OWNER: TIANJIN SILVERY DRAGON PRESTRESSED MATERIALS CO., LTD. Effective date: 20131231 Owner name: TIANJIN SILVERY DRAGON PRESTRESSED MATERIALS CO., Effective date: 20131231 |
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Inventor after: Jiang Cheng Inventor after: Xie Zhifeng Inventor after: Wang Jijun Inventor after: Yan Chongjian Inventor after: Wang Meng Inventor after: Ai Tieling Inventor after: Xie Zhian Inventor after: Zhang Yiwen Inventor before: Xie Zhifeng Inventor before: Yan Chongjian Inventor before: Ai Tieling Inventor before: Xie Zhian Inventor before: Zhang Yiwen |
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Free format text: CORRECT: ADDRESS; FROM: 300400 BEICHEN, TIANJIN TO: 100000 HAIDIAN, BEIJING Free format text: CORRECT: INVENTOR; FROM: XIE ZHIFENG YAN CHONGJIAN AI TIELING XIE ZHIAN ZHANG YIWEN TO: JIANG CHENGXIE ZHIFENG WANG JIJUN YAN CHONGJIAN WANG MENG AI TIELING XIE ZHIAN ZHANG YIWEN |
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Effective date of registration: 20131231 Address after: 100000 Beijing city Haidian District Daliushu Road No. 2 district two building 303 Applicant after: Railway Construction Institute of China Academy of Railway Sciences Applicant after: Tianjin Silvery Dragon Prestressed Materials Co., Ltd. Address before: 300400 Tianjin City, Beichen economic and Technological Development Zone Industrial Park Road No. 62 dual Shuangjiang Applicant before: Tianjin Silvery Dragon Prestressed Materials Co., Ltd. |
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Effective date of registration: 20170531 Address after: 100000 Beijing city Haidian District Daliushu Road No. 2 district two building 303 Co-patentee after: Tianjin Silvery Dragon Prestressed Materials Co., Ltd. Patentee after: Railway Construction Institute of China Academy of Railway Sciences Co-patentee after: Weihai Yinying Prestressed Wire Production Co., Ltd. Address before: 100000 Beijing city Haidian District Daliushu Road No. 2 district two building 303 Co-patentee before: Tianjin Silvery Dragon Prestressed Materials Co., Ltd. Patentee before: Railway Construction Institute of China Academy of Railway Sciences |