CN204591216U - 一种远程控制高压减压阀 - Google Patents
一种远程控制高压减压阀 Download PDFInfo
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- CN204591216U CN204591216U CN201520158386.9U CN201520158386U CN204591216U CN 204591216 U CN204591216 U CN 204591216U CN 201520158386 U CN201520158386 U CN 201520158386U CN 204591216 U CN204591216 U CN 204591216U
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161221 Address after: 102200 Changping District super Road, Beijing, No. 9 Patentee after: Beijing Polydoctor Petroleum Technology Co., Ltd. Patentee after: China University of Petroleum, Beijing Address before: Fengcheng economic and Technological Development Zone two road 710016 Shaanxi city of Xi'an province No. 27 building 3 unit 1 building 11806, room Patentee before: Xi'an Hai Zhi mechanical & electronic equipment corporation, Ltd Patentee before: China University of Petroleum, Beijing |