JP2006003360A5 - - Google Patents
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- Publication number
- JP2006003360A5 JP2006003360A5 JP2005175861A JP2005175861A JP2006003360A5 JP 2006003360 A5 JP2006003360 A5 JP 2006003360A5 JP 2005175861 A JP2005175861 A JP 2005175861A JP 2005175861 A JP2005175861 A JP 2005175861A JP 2006003360 A5 JP2006003360 A5 JP 2006003360A5
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- vent path
- gas chromatograph
- sample
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/871930 | 2004-06-18 | ||
| US10/871,930 US7258132B2 (en) | 2004-06-18 | 2004-06-18 | Electronically controlled back pressure regulator |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006003360A JP2006003360A (ja) | 2006-01-05 |
| JP2006003360A5 true JP2006003360A5 (https=) | 2008-05-15 |
| JP4719516B2 JP4719516B2 (ja) | 2011-07-06 |
Family
ID=34839076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005175861A Expired - Lifetime JP4719516B2 (ja) | 2004-06-18 | 2005-06-16 | 電子制御式背圧レギュレータ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7258132B2 (https=) |
| JP (1) | JP4719516B2 (https=) |
| CN (1) | CN100399023C (https=) |
| DE (1) | DE102004052584A1 (https=) |
| GB (1) | GB2415267B (https=) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8725434B2 (en) * | 2006-12-29 | 2014-05-13 | Saudi Arabian Oil Company | Wellhead hips with automatic testing and self-diagnostics |
| DE102008006266B4 (de) | 2008-01-25 | 2011-06-09 | Dionex Softron Gmbh | Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie |
| US8141411B2 (en) * | 2008-09-30 | 2012-03-27 | Thermo Finnigan Llc | Method for determining a low cylinder pressure condition for a gas chromatograph |
| CN101769901B (zh) * | 2008-12-31 | 2012-07-04 | 北京联合大学生物化学工程学院 | 基于fpga的液相色谱数据处理系统 |
| GB2517339B (en) * | 2009-03-23 | 2015-05-06 | Joseph George Poole | Splitter device for gas flow |
| CN102460145B (zh) | 2009-06-03 | 2015-04-29 | 安捷伦科技有限公司 | 使中间阀状态的压力差平衡的计量装置的样品注射器 |
| CN102103381B (zh) * | 2009-12-16 | 2014-06-25 | 上海神开石油化工装备股份有限公司 | 电子压力控制器 |
| US8887586B2 (en) * | 2010-10-29 | 2014-11-18 | Agilent Technologies, Inc. | Head space sampling device and method for detecting leaks in same |
| US9429499B2 (en) | 2010-10-29 | 2016-08-30 | Agilent Technologies, Inc. | Methods, devices, and systems for controlling the rate of gas depressurization within a vial containing a gas sample |
| CN103493033B (zh) * | 2011-01-19 | 2016-03-16 | 沙特阿拉伯石油公司 | 高完整性保护系统及其测试和操作方法 |
| US10859545B2 (en) | 2011-03-11 | 2020-12-08 | Brigham Young University | Simple equilibrium distribution sampling device for GC-MS calibration |
| CN102879482A (zh) * | 2011-07-13 | 2013-01-16 | 江苏汉邦科技有限公司 | 超临界流体色谱仪(sfc)以及用于其中的自动背压装置 |
| EP2618143B1 (en) * | 2012-01-19 | 2015-05-27 | Idexx Laboratories, Inc. | Analyzer with fluid pressure control device |
| CN104380101B (zh) * | 2012-02-22 | 2016-10-19 | 安捷伦科技有限公司 | 质量流量控制器以及在不关闭质量流量控制器的情况下自动调零流量传感器的方法 |
| JP5930049B2 (ja) * | 2012-09-05 | 2016-06-08 | 株式会社島津製作所 | ヘッドスペース試料導入装置とそれを備えたガスクロマトグラフ |
| WO2015171821A1 (en) * | 2014-05-06 | 2015-11-12 | The Regents Of The University Of California | Tracer gas airflow measurement system with high turndown ratio |
| DE202016100451U1 (de) | 2015-06-25 | 2016-02-16 | Dionex Softron Gmbh | Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie |
| US11275062B2 (en) | 2016-05-30 | 2022-03-15 | Agilent Technologies, Inc | Sample injection with fluidic connection between fluid drive unit and sample accommodation volume |
| EP3252464B1 (en) | 2016-05-30 | 2024-03-27 | Agilent Technologies, Inc. (A Delaware Corporation) | Injector and method for sample injection with fludic connection between fluid drive unit and sample accomodation volume |
| WO2018069959A1 (ja) * | 2016-10-11 | 2018-04-19 | 株式会社島津製作所 | ガスクロマトグラフ |
| IT201700034608A1 (it) * | 2017-03-29 | 2018-09-29 | Thermo Fisher Scient Spa | Metodo di campionamento per l’analisi gascromatografica dello spazio di testa |
| US10508750B2 (en) | 2017-10-04 | 2019-12-17 | DDS Investments, LLC | Hammer union back pressure regulator |
| EP3882737B1 (en) * | 2020-03-20 | 2022-04-27 | Siemens Aktiengesellschaft | Fluid pressure control apparatus |
| US20220146464A1 (en) * | 2020-10-14 | 2022-05-12 | Wyatt Technology Corporation | Performing a separation on a field flow fractonator |
| GB2607021B (en) * | 2021-05-21 | 2024-09-04 | Agilent Technologies Inc | Fluidically coupling of sampling and separation paths |
| US20250052731A1 (en) * | 2023-08-11 | 2025-02-13 | Agilent Technologies, Inc. | Methods and systems for estimating gas supply pressure |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3240052A (en) * | 1962-12-31 | 1966-03-15 | Phillips Petroleum Co | Pressure and flow rate regulation in a fluid circulation system |
| US4196612A (en) * | 1978-09-13 | 1980-04-08 | Phillips Petroleum Company | Pressure regulator for a chromatograph |
| US4359891A (en) * | 1981-01-05 | 1982-11-23 | The Dow Chemical Company | Repetitive chromatographic apparatus |
| DE3850786T2 (de) * | 1987-01-17 | 1995-01-12 | Jasco Corp | Druckregelapparat. |
| US5163979A (en) * | 1991-06-27 | 1992-11-17 | The Dow Chemical Company | Pressure programmable gas chromatograph regulator |
| US5476000A (en) * | 1994-03-31 | 1995-12-19 | Hewlett-Packard Company | Retention time stability in a gas chromatographic apparatus |
| US5431712A (en) * | 1994-05-31 | 1995-07-11 | Hewlett-Packard Company | Reconfigurable pneumatic control for split/splitless injection |
| US5567227A (en) * | 1995-01-23 | 1996-10-22 | Hewlett-Packard Company | Method for improving the range of stable control of the pneumatic system of a gas chromatograph |
| JPH08327618A (ja) * | 1995-05-31 | 1996-12-13 | Shimadzu Corp | ガスクロマトグラフの試料導入装置 |
| JPH0996630A (ja) * | 1995-09-29 | 1997-04-08 | Shimadzu Corp | 試料導入装置 |
| US5711786A (en) | 1995-10-23 | 1998-01-27 | The Perkin-Elmer Corporation | Gas chromatographic system with controlled sample transfer |
| NL1010815C2 (nl) * | 1998-12-15 | 2000-06-19 | Chrompack Int Bv | Inrichting en werkwijze voor het regelen van de druk van een gasstroom. |
| CN1141574C (zh) * | 2001-03-22 | 2004-03-10 | 海城市石油化工仪器厂 | 岩石热解气相色谱仪 |
| JP4020016B2 (ja) * | 2003-05-28 | 2007-12-12 | 株式会社島津製作所 | ガスクロマトグラフ |
-
2004
- 2004-06-18 US US10/871,930 patent/US7258132B2/en not_active Expired - Lifetime
- 2004-10-26 CN CNB2004100809883A patent/CN100399023C/zh not_active Expired - Lifetime
- 2004-10-29 DE DE200410052584 patent/DE102004052584A1/de not_active Withdrawn
-
2005
- 2005-05-20 GB GB0510380A patent/GB2415267B/en not_active Expired - Fee Related
- 2005-06-16 JP JP2005175861A patent/JP4719516B2/ja not_active Expired - Lifetime
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