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1. 发明申请

US20050042148A1 Method and apparatus for improved gas detection 失效
标题翻译：改进气体检测方法和装置
公开(公告)号：US20050042148A1
公开(公告)日：2005-02-24
申请号：US10951517
申请日：2004-09-28
申请人： Otto Prohaska , Avinash Dalmia , David Clark
发明人： Otto Prohaska , Avinash Dalmia , David Clark
IPC分类号： G01N27/416 , G01N27/333 , G01N27/407 , G01N27/49 , G01N30/12 , G01N30/64 , G01N31/00 , G01N33/00 , B01J19/00
CPC分类号： G01N31/12 , G01N2030/125 , G01N2030/645 , Y10T436/188 , Y10T436/25 , Y10T436/2575
摘要： The invention relates to a method and apparatus for providing a reactor having a heater, a passage for transporting a reactant, and a chamber containing a gas sample and being coupled to the passage for receiving the reactant and mixing the reactant with the gas sample. The reactor further includes a connector leading from the chamber to the heater for transporting a mixture of the reactant and gas sample, and wherein the heater heats the mixture of the reactant and gas sample.
摘要翻译：本发明涉及一种用于提供具有加热器，用于输送反应物的通道和包含气体样品的室的反应器的方法和装置，并且与用于接收反应物的通道耦合并将反应物与气体样品混合。反应器还包括从室到加热器的连接器，用于输送反应物和气体样品的混合物，并且其中加热器加热反应物和气体样品的混合物。

2. 发明申请

US20060088943A1 Method and apparatus for determining a concentration of a component in a mixture 审中-公开
标题翻译：用于测定混合物中组分浓度的方法和装置
公开(公告)号：US20060088943A1
公开(公告)日：2006-04-27
申请号：US11265731
申请日：2005-11-02
申请人： Otto Prohaska , Avinash Dalmia
发明人： Otto Prohaska , Avinash Dalmia
IPC分类号： G01N33/00
CPC分类号： G01N1/2226 , G01N35/1097 , G01N2001/2229 , Y10T436/20 , Y10T436/25875
摘要： The invention relates to a method and apparatus for determining a concentration of a component in an unknown mixture. The method includes the steps of preparing a reactant having a specified pH level and a specified temperature and combining the unknown mixture with the reactant. The method further includes varying the pH level and temperature of the combination of the reactant and the unknown mixture to facilitate converting at least one selected component. Upon varying the pH level and temperature, the method will release volatiles from the selected component(s). Based on these released volatiles, which indicate the concentration of the selected component(s), the method detects the indication. The apparatus for determining a concentration of a component in an unknown mixture includes a container having a specified volume, a reactant chamber, and a sample chamber. The receptacle contains a reactant, placed within the reactant chamber, having a predetermined pH level and a predetermined volume. The receptacle also has a headspace sampling interface in contact with the container for permitting connection to a headspace sampling device and a sample introduction interface for permitting connection to a sample injector to introduce a sample into the sample chamber.
摘要翻译：本发明涉及一种用于确定未知混合物中组分浓度的方法和装置。该方法包括制备具有特定pH值和特定温度的反应物并将未知混合物与反应物组合的步骤。该方法还包括改变反应物和未知混合物的组合的pH水平和温度，以便于转化至少一种选择的组分。在改变pH水平和温度时，该方法将从所选择的组分中释放挥发物。基于这些释放的挥发物，其表示所选组分的浓度，该方法检测指示。用于确定未知混合物中的组分浓度的装置包括具有特定体积的容器，反应物室和样品室。容器包含放置在反应物室内的具有预定pH水平和预定体积的反应物。容器还具有与容器接触的顶空采样接口，用于允许连接到顶空采样装置和样品引入界面，用于允许连接到样品注射器以将样品引入样品室。

3. 发明申请

US20060075802A1 Method and apparatus for enhanced detection of a specie using a gas chromatograph 失效
公开(公告)号：US20060075802A1
公开(公告)日：2006-04-13
申请号：US11280994
申请日：2005-11-17
申请人： Otto Prohaska , Avinash Dalmia , Andrew Tipler
发明人： Otto Prohaska , Avinash Dalmia , Andrew Tipler
IPC分类号： G01N30/62
CPC分类号： G01N30/62 , G01N27/4045 , G01N30/64 , G01N2030/025 , G01N2030/125 , G01N2030/645
摘要： The invention includes a method and apparatus for a chromatography system having a chromatographic column for separating gases in a mixture from one another and an electrochemical gas sensor coupled to the chromatographic column for detecting a gas being emitted from the column. The electrochemical gas sensor further includes a substrate having a surface for depositing electrodes thereon, an ionomer membrane in contact with the surface, an electrode in contact with the surface, and an opening in the ionomer membrane in a location proximate to the electrode for permitting a gas to diffuse through the opening to simultaneously contact the electrode and the ionomer membrane within the opening.

4. 发明申请

US20050269203A1 Electrochemical sensor compensated for relative humidity 失效
标题翻译：电化学传感器补偿相对湿度
公开(公告)号：US20050269203A1
公开(公告)日：2005-12-08
申请号：US11198812
申请日：2005-08-05
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： G01N27/407 , G01N27/49 , G01N27/26
CPC分类号： G01N27/4045
摘要： The invention relates to an electrochemical gas sensor having both a reference sensor and an active sensor, whereby each reference and active sensor includes a substrate, a counter electrode deposited on a surface of the substrate, a sensing electrode also deposited on the surface, and a solid electrolytic material in electrical contact with both electrodes for carrying a flow of ions between them, which measures a concentration of a gas and compensates for relative humidity differences between sample gas and surrounding atmosphere. The sensor also includes a layer of solid electrolytic material on the sensing electrode of the reference sensor and a film of solid electrolytic material on the sensing electrode of the active sensor, whereby the layer is thicker than the film. The invention may further include a reference electrode in both the reference and active sensors for improving sensor accuracy and/or repeatability.
摘要翻译：本发明涉及一种具有参考传感器和有源传感器两者的电化学气体传感器，其中每个参考和主动传感器包括基底，沉积在基底表面上的对电极，还沉积在表面上的感测电极，以及固体电解质材料与两个电极电接触，用于在它们之间携带离子流，其测量气体的浓度并补偿样品气体和周围大气之间的相对湿度差异。该传感器还包括在参考传感器的感测电极上的固体电解质层和活性传感器的感测电极上的固体电解质膜，由此该层比该膜厚。本发明还可以包括用于提高传感器精度和/或可重复性的参考电极和有源传感器中的参考电极。

5. 发明申请

US20050194252A1 Electrochemical sensor having nonporous working electrode 失效
标题翻译：具有无孔工作电极的电化学传感器
公开(公告)号：US20050194252A1
公开(公告)日：2005-09-08
申请号：US11124659
申请日：2005-05-09
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： G01N27/49 , G01N27/26
CPC分类号： G01N27/4045
摘要： The invention relates to an electrochemical gas sensor having a substrate, substrate surface for depositing electrodes thereon, counter and sensing electrodes for measuring current flow, an electrolyte for providing an electrical connection between the electrodes, and an electrode surface having minimal porosity, pore size, and thickness for deterring flooding.
摘要翻译：本发明涉及一种电化学气体传感器，其具有衬底，用于在其上沉积电极的衬底表面，用于测量电流的反向和感测电极，用于在电极之间提供电连接的电解质和具有最小孔隙率，孔径的电极表面，和防止淹水的厚度。

6. 发明申请

US20050147738A1 Electrochemical gas sensor with passage for receiving gas 有权
公开(公告)号：US20050147738A1
公开(公告)日：2005-07-07
申请号：US11070296
申请日：2005-03-02
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： G01N27/49 , G01N33/00 , B05D5/12
CPC分类号： G01N27/404 , G01N33/0009 , G01N33/0036 , Y10T156/10
摘要： The invention relates to an electrochemical gas sensor having improved response time and sensitivity. The electrochemical gas sensor includes a substrate for providing a surface upon which a film of conductive material may be deposited, a pair of electrodes deposited on the substrate for permitting a measurement of current, and an electrolytic material for providing an electrical connection between the electrodes. The electrochemical gas sensor further includes a passage in the surface for holding or transporting gas received from a gas source, whereby sensing occurs at a three way interface where the gas, electrolytic material, and electrodes come in direct contact with one another.

7. 发明申请

US20050109632A1 Interdigitated electrochemical gas generator 失效
标题翻译：交叉电化学气体发生器
公开(公告)号：US20050109632A1
公开(公告)日：2005-05-26
申请号：US10951347
申请日：2004-09-28
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： C25B9/08 , G01N27/44 , G01N33/00 , C25B1/26
CPC分类号： C25B9/06 , C25B9/08 , G01N27/44 , G01N33/0006
摘要： The invention relates to an electrochemical gas generator including a substrate for providing a surface for electrode deposition, a first electrode deposited on the surface for providing an electrical connection with a conducting medium, a second electrode deposited on the substrate for generating a gas, and a plurality of members extending from at least one side of the first electrode placed alternately with a plurality of extensions protruding from at least one side of the second electrode for improving generator efficiency.
摘要翻译：本发明涉及一种电化学气体发生器，其包括用于提供用于电极沉积的表面的基板，沉积在表面上用于提供与导电介质的电连接的第一电极，沉积在基板上用于产生气体的第二电极，以及从第一电极的至少一侧延伸的多个构件交替布置有从第二电极的至少一侧突出的多个延伸部，用于提高发电机效率。

8. 发明申请

US20080035476A1 Interdigitated Electrochemical Gas Generator 失效
标题翻译：交叉电化学气体发生器
公开(公告)号：US20080035476A1
公开(公告)日：2008-02-14
申请号：US11875327
申请日：2007-10-19
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： C25B9/00 , B05D5/00
CPC分类号： C25B9/06 , C25B9/08 , G01N27/44 , G01N33/0006
摘要： The invention relates to an electrochemical gas generator including a substrate for providing a surface for electrode deposition, a first electrode deposited on the surface for providing an electrical connection with a conducting medium, a second electrode deposited on the substrate for generating a gas, and a plurality of members extending from at least one side of the first electrode placed alternately with a plurality of extensions protruding from at least one side of the second electrode for improving generator efficiency.
摘要翻译：本发明涉及一种电化学气体发生器，其包括用于提供用于电极沉积的表面的基板，沉积在表面上用于提供与导电介质的电连接的第一电极，沉积在基板上用于产生气体的第二电极，以及从第一电极的至少一侧延伸的多个构件交替布置有从第二电极的至少一侧突出的多个延伸部，用于提高发电机效率。

9. 发明申请

US20050241939A1 Method and apparatus for providing and electrochemical gas sensor having a porous electrolyte 审中-公开
标题翻译：用于提供具有多孔电解质的电化学气体传感器的方法和装置
公开(公告)号：US20050241939A1
公开(公告)日：2005-11-03
申请号：US11124657
申请日：2005-05-09
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： G01N27/407 , G01N27/26
CPC分类号： G01N27/4071 , G01N27/4074 , Y10T29/49002
摘要： The invention relates to an electrochemical gas sensor having improved response time and sensitivity. The electrochemical gas sensor includes a substrate for providing a surface upon which an electrode may be placed, a first electrode placed on the surface, a thin film of electrolyte support for receiving electrolyte and having a predetermined porosity, and a second electrode deposited on the thin film for permitting a measurement of current between the first and second electrodes.
摘要翻译：本发明涉及具有改善的响应时间和灵敏度的电化学气体传感器。电化学气体传感器包括用于提供其上可以放置电极的表面的基底，放置在表面上的第一电极，用于接收电解质并具有预定孔隙率的电解质支撑体的薄膜，以及沉积在薄层上的第二电极膜，用于允许测量第一和第二电极之间的电流。

10. 发明申请

US20050069456A1 Method and apparatus for determining a total concentration of a component in a mixture of components 失效
标题翻译：用于确定组分混合物中组分的总浓度的方法和装置
公开(公告)号：US20050069456A1
公开(公告)日：2005-03-31
申请号：US10675629
申请日：2003-09-30
申请人： Avinash Dalmia , Otto Prohaska
发明人： Avinash Dalmia , Otto Prohaska
IPC分类号： G01N27/407 , G01N30/12 , G01N30/64 , G01N31/00 , G01N31/12 , G01N33/00
CPC分类号： G01N30/64 , G01N33/0013 , G01N33/0044 , G01N2030/125 , G01N2030/645 , Y10T436/25375 , Y10T436/25875
摘要： The invention relates to a method and apparatus for determining a total concentration of a component in a sample, including a reactor for oxidizing or reducing the sample, a chromatographic column coupled to the reactor for separating the component in the sample, and an electrochemical gas sensor coupled to the chromatographic column for detecting the component. In further embodiments, a filter may be used instead of or in addition to the column. Moreover, multiple sensors may be used instead of or in addition to the column for simultaneously detecting multiple components.
摘要翻译：本发明涉及一种用于确定样品中组分的总浓度的方法和装置，包括用于氧化或还原样品的反应器，耦合到反应器的用于分离样品中组分的色谱柱和电化学气体传感器偶联到用于检测组分的色谱柱。在另外的实施方案中，可以使用过滤器来替代或除了柱子。此外，可以使用多个传感器来代替或除了列以用于同时检测多个部件。

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