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    • 2. 发明授权
    • Packing for a distillation column
    • 蒸馏塔包装
    • US2615835A
    • 1952-10-28
    • US70822346
    • 1946-11-07
    • ICI LTD
    • GEORGE DIXON OLAF
    • B01D3/28B01D47/02B01J19/32
    • B01D3/28B01D47/028B01J19/32B01J2219/32206B01J2219/3221B01J2219/32213B01J2219/32227B01J2219/32408B01J2219/32425B01J2219/32441B01J2219/32483
    • 620,129. Treating gases with liquids. DIXON, O. G., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. Nov. 13, 1945, No. 30315. Drawings to Specification. [Class 55 (ii)] A process for the distillation of liquids which comprises passing the vapours of the liquids through a containing vessel in which there is arranged a plurality of filamentous material, the apertures in each of which can be sealed with liquid under operating conditions, the sheets being spaced to provide' between them one or more passages for the flow of vapour and irrigated with reflux liquid fed to the upper portions of the sheets. The filamentous sheets may be of material woven from wire, glass wool, slag wool or filaments of synthetic resin or be formed by assembling and welding together a series of wires in the form of a grid ; they can be arranged vertically or inclined to the vertical in any suitable vessel but which is preferably of rectangular cross-section and may be provided with indentations or corrugations or be twisted about their longitudinal axes. The supply of reflux liquid to the filamentous sheets is divided into streams proportional to the width of the individual sheets and fed to the upper portions or edges to maintain continuous sealing of the apertures. The methods of flooding the packing before use described in Specification 578,309 may be used advantageously. The Provisional Specification describes the arrangement of filamentous sheets as bein'g generally applicable foruse as a packing in processes wherein gases or vapours are brought into contact with liquids.