CN210315894U - Outdoor blowdown system in permafrost region - Google Patents
Outdoor blowdown system in permafrost region Download PDFInfo
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- CN210315894U CN210315894U CN201920668595.6U CN201920668595U CN210315894U CN 210315894 U CN210315894 U CN 210315894U CN 201920668595 U CN201920668595 U CN 201920668595U CN 210315894 U CN210315894 U CN 210315894U
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- sewage
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- permafrost
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CN201920668595.6U CN210315894U (en) | 2019-05-10 | 2019-05-10 | Outdoor blowdown system in permafrost region |
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CN201920668595.6U CN210315894U (en) | 2019-05-10 | 2019-05-10 | Outdoor blowdown system in permafrost region |
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CN210315894U true CN210315894U (en) | 2020-04-14 |
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CN201920668595.6U Active CN210315894U (en) | 2019-05-10 | 2019-05-10 | Outdoor blowdown system in permafrost region |
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2019
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Legal Events
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TR01 | Transfer of patent right |
Effective date of registration: 20231010 Address after: 730000 no.287, langongping Road, Qilihe district, Lanzhou City, Gansu Province Patentee after: NORTHWEST INSTITUTE OF ECO-ENVIRONMENT AND RESOURCES, CHINESE ACADEMY OF SCIENCES Patentee after: LANZHOU University OF TECHNOLOGY Address before: Chengguan District of Gansu city of Lanzhou province Donggang West Road 730000 No. 320 Patentee before: COLD AND ARID REGIONS ENVIRONMENTAL AND ENGINEERING Research Institute,CHINESE ACADEMY OF SCIENCES Patentee before: LANZHOU University OF TECHNOLOGY |
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TR01 | Transfer of patent right |