CN102311540B - 聚对苯二甲酸1,3-丙二醇酯连续生产系统 - Google Patents
聚对苯二甲酸1,3-丙二醇酯连续生产系统 Download PDFInfo
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CN101407578A (zh) * | 2008-10-14 | 2009-04-15 | 周向进 | 一项提高聚酯酯化反应速度的技术 |
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Owner name: CHINA KUNLUN ENGINEERING CO. Free format text: FORMER OWNER: CHINA TEXTILE INDUSTRY DESIGN INST. Effective date: 20120412 |
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Effective date of registration: 20120412 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Applicant after: China National Petroleum Corporation Co-applicant after: China Kunlun Contracting & Engineering Corporation Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Applicant before: China National Petroleum Corporation Co-applicant before: China Textile Industry Design Institute |
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C14 | Grant of patent or utility model | ||
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Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: China National Petroleum Corporation Patentee after: China Kunlun Engineering Co., Ltd. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee before: China National Petroleum Corporation Patentee before: China Kunlun Contracting & Engineering Corporation |