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    • 33. 发明申请
    • Hydrocarbyl- and Hydroxy-Substituted Aromatic Condensate
    • 烃基和羟基取代的芳族冷凝物
    • US20080306314A1
    • 2008-12-11
    • US11914961
    • 2006-05-17
    • David J. MoretonMark F. WilkesMark Davies
    • David J. MoretonMark F. WilkesMark Davies
    • C07C13/00
    • C10L1/1835C10L1/1981C10L10/14C10M129/14C10M145/20C10M2207/024C10M2209/101C10N2230/08
    • This invention relates to a composition containing: (a) a hydrocarbon fluid; and (b) a hydrocarbyl- and hydroxy-substituted aromatic condensate comprising the reaction product of: (1) at least 75 mole percent based on the total amount of (b)(1) and (b)(2) of a hydrocarbyl- and hydroxy-substituted aromatic compound wherein the hydrocarbyl substituent is a linear substituent containing 8 to 36 carbon atoms; (2) 0.001 to 25 mole percent based on the total amount of (b)(1) and (b)(2) of a hydrocarbyl- and hydroxy-substituted aromatic compound wherein the hydrocarbyl substituent is a branched substituent containing 8 to 20 carbon atoms; and (3) an amount of an aldehyde, ketone, or reactive equivalent thereof effective to condense (1) and (2) to form the hydro-carbyl- and hydroxy-substituted aromatic condensate. The invention further relates to method of preparing the condensate and its use as an additive in a crude oil, a liquid fuel or an oil of lubricating viscosity.
    • 本发明涉及一种组合物,其含有:(a)烃类流体; 和(b)烃基和羟基取代的芳族缩合物,其包含以下物质的反应产物:(1)基于(b)(1)和(b)(2)的烃基 - 和羟基取代的芳族化合物,其中烃基取代基是含有8至36个碳原子的直链取代基; (2)基于烃基和羟基取代的芳族化合物的(b)(1)和(b)(2)的总量的0.001-25摩尔%,其中烃基取代基是含有8至20个碳的支链取代基 原子 和(3)一定量的醛,酮或其活性当量有效地冷凝(1)和(2)以形成氢 - 羰基和羟基取代的芳族缩合物。 本发明还涉及制备冷凝物及其在原油,液体燃料或润滑粘度油中作为添加剂的用途的方法。
    • 37. 发明授权
    • Optical data communication system
    • 光数据通信系统
    • US6031949A
    • 2000-02-29
    • US826231
    • 1997-03-27
    • Mark Davies
    • Mark Davies
    • H04B10/50G02B6/26
    • H04B10/502
    • An optical slip ring system (1) has a rotor interface (2) which can bolt on to a high speed rotor in a modular manner. The rotor interface (2) has circular circuit boards (7) containing the necessary drive circuits and power supply circuits for transducers mounted on the rotor. The drive circuit on the boards (7) drive three rings of emitter LEDs (9). The drive is frequency modulated and there are a number of transducers associated with each ring of emitter LEDs (9). These signals are frequency division multiplexed to ensure real time processing takes place. A fixed support (3) has a single receiver LED (15) associated with each ring of emitter LEDs (9). Contactless power is provided by an inductive power supply having a primary winding (16) on the fixed support bracket (3) and a secondary winding (10) on the rotor interface (2).
    • 光学滑环系统(1)具有转子接口(2),其可以以模块方式螺栓连接到高速转子上。 转子接口(2)具有包含必要的驱动电路的圆形电路板(7)和安装在转子上的换能器的电源电路。 电路板(7)上的驱动电路驱动发射器LED(9)的三个环。 驱动器是频率调制的,并且有许多传感器与发射器LED的每个环(9)相关联。 这些信号被频分复用以确保实时处理。 固定支撑件(3)具有与发射器LED(9)的每个环相关联的单个接收器LED(15)。 非接触式电力由具有在固定支撑托架(3)上的初级绕组(16)和转子接口(2)上的次级绕组(10)的感应电源提供。