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Patent applications and USPTO patent grants for Beijing Aerospace Petrochemical Technology & Equipment Engineering Corporation Limited.The latest application filed is for "fast blind plate switching device".
Patent | Date |
---|---|
Valve mechanical linkage system Grant 11,313,480 - Yang , et al. April 26, 2 | 2022-04-26 |
Fast blind plate switching device Grant 11,248,709 - Gao , et al. February 15, 2 | 2022-02-15 |
Double-plate gate valve and use of the same Grant 11,131,395 - Yang , et al. September 28, 2 | 2021-09-28 |
Fast Blind Plate Switching Device App 20210131570 - Gao; Yang ;   et al. | 2021-05-06 |
Skid-mounted depressurizing system Grant 10,946,358 - Zheng , et al. March 16, 2 | 2021-03-16 |
Double-Plate Gate Valve and Use of the Same App 20200292086 - Yang; Fan ;   et al. | 2020-09-17 |
Valve Mechanical Linkage System App 20200256473 - Yang; Fan ;   et al. | 2020-08-13 |
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