CN205990995U - 一种往复式压缩机用十字头 - Google Patents
一种往复式压缩机用十字头 Download PDFInfo
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- CN205990995U CN205990995U CN201620833406.2U CN201620833406U CN205990995U CN 205990995 U CN205990995 U CN 205990995U CN 201620833406 U CN201620833406 U CN 201620833406U CN 205990995 U CN205990995 U CN 205990995U
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GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
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Address after: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Patentee after: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch Address before: 430040 Hubei province Wuhan Dongxihu Wujiashan Tianyuan Road No. 999 Patentee before: COMPRESSOR BRANCH, SINOPEC OILFIELD EQUIPMENT Corp. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171012 Address after: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT Corp. Patentee after: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch Address before: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Patentee before: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191230 Address after: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Address before: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Co-patentee before: SINOPEC OILFIELD EQUIPMENT Corp. Patentee before: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch |