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    • 35. 发明授权
    • Separating process
    • 分离过程
    • US4698159A
    • 1987-10-06
    • US767253
    • 1985-08-20
    • Max Brenner
    • Max Brenner
    • B01D11/04
    • B01D11/0484
    • The feed mixture, from which a required substance is to be isolated, is introduced centrally into a chamber unit rotating about its axis and having two non-miscible phases flowing through it in countercurrent. Monitors responding to the substance are disposed at the two ends of the chamber unit and continuously detect the concentration of the substance and signal the measurements to a control system. By way of various valves and pumps this system controls the flow ratio of the two phases in such a manner that the concentration of the substance at one end of the unit, with respect to the corresponding concentration at the other end of the unit, remains within very low predetermined limits (e.g. 1%), so that practically the entire substance can be removed as an eluate with one of the two phases at the other end of the chamber unit (FIG. 1).
    • 将要分离的所需物质的进料混合物中心引入围绕其轴线旋转的室单元,并且具有逆流流过其中的两个不可混溶相。 响应物质的监测器被设置在室单元的两端,并连续地检测物质的浓度并将测量信号发送到控制系统。 通过各种阀和泵,该系统以这样的方式控制两相的流量比,使得在该单元一端的物质的浓度相对于在该单元的另一端的相应浓度保持在 非常低的预定限度(例如1%),使得实际上整个物质可以作为在室单元的另一端的两相之一的洗脱液(图1)去除。
    • 38. 发明授权
    • Countercurrent liquid-liquid extraction apparatus
    • 逆流液 - 液萃取仪
    • US3260572A
    • 1966-07-12
    • US19536762
    • 1962-05-15
    • COMMISSARIAT ENERGIE ATOMIQUE
    • PIERRE FAUGERASPAUL MINARTPIERRE POUCHOTXAVIER TALMONT
    • B01D11/04B01D17/02B04C3/00B04C5/00G21C19/46
    • G21C19/46B01D11/0473B01D11/0484B01D17/0208B01D17/0214B01D17/0217B01D17/045B04C3/00B04C5/00Y02W30/883
    • 997,712. Countercurrent contacting of liquids; cyclone separators ; gravity separation apparatus. COMMISSARIAT A L'ENERGIE ATOMIQUE. May 18, 1962 [May 19, 1961 ; April 19, 1962 ; April 20, 1962], No. 19264/62. Headings B1D, B1F and B2P. A cyclone for the separation of two phases in which the light phase is preponderant comprises an inlet 34, Fig. 2, for introducing dispersion at a flow velocity corresponding to a Reynolds number of less than 7,000. The heavy phase follows the path f, to the bottom chamber 33 through the opening 35 which is designed to reduce the rotational motion to zero. The heavy phase droplets entrained in the light phase (direction f 2 ) follow paths f 3 , f 4 (after passage through a packing 40) and f 5 and fall to the bottom chamber while the light phase passes out at 44. The flow of heavy phase from chamber 33 to the outlet is controlled by float valve 49 which is responsive to the delivery rate. Light settled phase from chamber 33 flows upwards in direction f 7 . In Fig. 3 (not shown) the heavy phase preponderates and the control valve is located at the top of the cyclone. Mixed phases are injected into the chamber 101, Fig. 4, and under the influence of the increase in cross-sectional area the heavy phase droplets 106 increase in size and recycle before discharge through the outlet 110. A plant for countercurrent contacting of liquid phases, Fig. 1, has a number of cascade stages which comprise ejector nozzles 2, 11 and 17, coalescing tubes 5, Fig. 4, and separators 6, 15a and 13, Fig. 2, which are fitted with automatic means for regulating the outflow rates of the fluids.