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    • 1. 发明授权
    • Rapid analysis of functional fluids
    • 功能液快速分析
    • US07754488B2
    • 2010-07-13
    • US10823219
    • 2004-04-13
    • Robert C. RichardsonRichard J. VickermanMark R. BakerGregory D. TaylorGary A. Garvin
    • Robert C. RichardsonRichard J. VickermanMark R. BakerGregory D. TaylorGary A. Garvin
    • G01N33/22G01N33/26
    • G01N21/78G01N31/22G01N33/2876G01N33/2882G01N33/2888
    • The invention relates to a method to analyze the condition of a functional fluid comprising: (1) obtaining a sample of the used fluid; (2) placing the sample of the fluid to a test medium; (3) reacting the fluid with an indicator in the test medium; (4) analyzing visually the results of the reactor resulting in the determination of the condition of the fluid. Further an apparatus for analyzing functional fluids is disclosed in the form of a test medium consisting of an absorbent or nonabsorbent material which has been treated with a chemical indicator, marker substance or a developer or detector reagent upon which a sample of the fluid to be tested is placed. The components in the treated test medium react with components in the test fluid providing a visual indication, for example a color change, to judge the condition, the presence of a marker substance or another parameter of the fluid. The functional fluid may be a lubricant, fuel or other functional fluid of innumerable sources, including internal combustion engines, turbines, transmissions, differentials, pumps, metalworking operations, cooling systems, etc, and be either organic solvent or aqueous based.
    • 本发明涉及一种分析功能流体状况的方法,包括:(1)获得所用流体的样品; (2)将流体样品放置在测试介质中; (3)使流体与测试介质中的指示剂反应; (4)目测观察反应器的结果,从而确定流体的状态。 另外一种用于分析功能流体的装置以由吸收剂或非吸收材料组成的测试介质的形式被公开,所述吸收剂或非吸收性材料已经用化学指示剂,标记物质或显色剂或检测剂处理,待测试流体的样品 被放置 处理的测试介质中的组分与测试流体中的组分反应,提供视觉指示,例如颜色变化,以判断条件,标记物质的存在或流体的另一参数。 功能流体可以是无数来源的润滑剂,燃料或其它功能流体,包括内燃机,涡轮机,变速箱,差速器,泵,金属加工操作,冷却系统等,并且是有机溶剂或水性基质。
    • 9. 发明授权
    • Method for removing cations and anions from an engine coolant liquid
    • 从发动机冷却液中除去阳离子和阴离子的方法
    • US5174902A
    • 1992-12-29
    • US485939
    • 1990-02-27
    • David C. ShubertGalen R. MyersRobert C. Richardson
    • David C. ShubertGalen R. MyersRobert C. Richardson
    • B01J39/04F01P11/06
    • F01P11/06B01J39/043F01P2011/065F01P2011/068
    • An apparatus and method for removing particulates, hydrcarbons (such as oil), cations and anions including nitrite ions from a liquid, such as an engine coolant liquid having a freezing point depressant and situated in an internal combination engine cooling system. The apparatus has at least one filter for removing particulates and hydrocarbons; a strong acid cation exchange bed in the hydrogen form for removing cations; a strong base anion exchange bed in the hydroxide form for removing anions; and separator for separating gas containing nitrogen, such as nitric oxide and/or nitrogen dioxide, that is produced in the cation exchange bed and/or the anion exchange bed. The method for removing particulates, hydrocarbons, cations, anions and nitrite ions from an engine coolant liquid having a freezing point depressant comprises providing an engine coolant liquid having particulates, hydrocarbons, cations, anions and nitrite ions; passing the engine coolant liquid through a zone for filtering wherein particulates and hydrocarbons are removed from the engine coolant liquid; and passing the engine coolant liquid through a strong acid cation exchanger bed in the hydrogen form wherein cations are removed from the engine coolant liquid and nitrite ions are converted into nitric oxide and/or nitrogen dioxide. The method further comprises passing the engine coolant liquid through a strong base anion exchanger bed in the hydroxide form wherein anions are removed from the engine coolant liquid; and subsequently separating the nitric oxide and/or nitrogen dioxide from the engine coolant liquid to produce an engine coolant liquid having the freezing point depressant.
    • 一种用于从液体(例如具有凝固点下降剂并位于内部组合发动机冷却系统中的发动机冷却剂液体)中去除颗粒物,氢化物(例如油),阳离子和阴离子(包括亚硝酸根离子)的装置和方法。 该装置具有至少一个用于除去微粒和碳氢化合物的过滤器; 用于除去阳离子的氢形式的强酸阳离子交换床; 用于除去阴离子的氢氧化物形式的强碱性阴离子交换床; 以及用于分离在阳离子交换床和/或阴离子交换床中产生的含有氮气的分离器,例如一氧化氮和/或二氧化氮。 从具有凝固点抑制剂的发动机冷却剂液体中除去微粒,烃,阳离子,阴离子和亚硝酸根离子的方法包括提供具有微粒,烃,阳离子,阴离子和亚硝酸根离子的发动机冷却液; 将发动机冷却剂液体通过用于过滤的区域,其中从发动机冷却剂液体中除去微粒和烃; 并将发动机冷却剂液体通过氢形式的强酸性阳离子交换床,其中阳离子从发动机冷却剂液体中除去,亚硝酸根离子转化成一氧化氮和/或二氧化氮。 该方法还包括使发动机冷却液通过氢氧化物形式的强碱性阴离子交换床,其中阴离子从发动机冷却剂液体中除去; 并随后从发动机冷却剂液体中分离一氧化氮和/或二氧化氮,以产生具有凝固点降低剂的发动机冷却液。