CN209166602U - Positive pressure method gas flow caliberating device - Google Patents
Positive pressure method gas flow caliberating device Download PDFInfo
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- CN209166602U CN209166602U CN201822251397.8U CN201822251397U CN209166602U CN 209166602 U CN209166602 U CN 209166602U CN 201822251397 U CN201822251397 U CN 201822251397U CN 209166602 U CN209166602 U CN 209166602U
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000007781 pre-processing Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 238000012360 testing method Methods 0.000 claims description 18
- 230000006837 decompression Effects 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 239000012925 reference material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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CN201822251397.8U CN209166602U (en) | 2018-12-29 | 2018-12-29 | Positive pressure method gas flow caliberating device |
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CN201822251397.8U CN209166602U (en) | 2018-12-29 | 2018-12-29 | Positive pressure method gas flow caliberating device |
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CN209166602U true CN209166602U (en) | 2019-07-26 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110686758A (en) * | 2019-09-26 | 2020-01-14 | 西安航天计量测试研究所 | Sound velocity nozzle gas flow standard device capable of switching pressure sources and control method thereof |
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- 2018-12-29 CN CN201822251397.8U patent/CN209166602U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110686758A (en) * | 2019-09-26 | 2020-01-14 | 西安航天计量测试研究所 | Sound velocity nozzle gas flow standard device capable of switching pressure sources and control method thereof |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Positive pressure gas flow calibration device Effective date of registration: 20210207 Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2021980001103 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220817 Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2021980001103 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Positive pressure gas flow calibration device Effective date of registration: 20220929 Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2022980016540 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231007 Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2022980016540 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Positive pressure gas flow calibration device Effective date of registration: 20231009 Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2023980060369 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2023980060369 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Positive pressure gas flow calibration device Granted publication date: 20190726 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: Chengdu Oukai Technology Co.,Ltd. Registration number: Y2024980018547 |