CN207999500U - 一种超高压试验容器的组合密封结构 - Google Patents
一种超高压试验容器的组合密封结构 Download PDFInfo
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CN115234834A (zh) * | 2021-04-22 | 2022-10-25 | 辛集市皓瑞封头制造有限公司 | 一种便于修复的压力容器 |
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CN115234834A (zh) * | 2021-04-22 | 2022-10-25 | 辛集市皓瑞封头制造有限公司 | 一种便于修复的压力容器 |
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Effective date of registration: 20201228 Address after: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee after: Baoji Oilfield Machinery Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co., Ltd Address before: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee before: Baoji Oilfield Machinery Co.,Ltd. |