CN216207291U - 一种用于煤层气的可燃气体监测装置 - Google Patents
一种用于煤层气的可燃气体监测装置 Download PDFInfo
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Effective date of registration: 20231228 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: PetroChina Company Limited Patentee after: PETROCHINA COALBED METHANE Co.,Ltd. Patentee after: CHINA UNITED COALBED METHANE NATIONAL ENGINEERING RESEARCH CENTER Co.,Ltd. Address before: 100095 floor 1-5, building 1, yard 7, Dijin Road, Haidian District, Beijing Patentee before: CHINA UNITED COALBED METHANE NATIONAL ENGINEERING RESEARCH CENTER Co.,Ltd. |
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