Column packing and method for manufacturing the same
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United States of America Patent
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Nov 19, 2002
Grant Date -
N/A
app pub date -
Apr 25, 2000
filing date -
Apr 27, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for manufacturing a packing made of a three-dimensional net-like structure which constitutes an internal structure of device which performs material transfer, heat exchange or mixing between gases, liquids or gas and liquid, the internal structure being divided in a plurality of chambers or channels connected to one another is provided. The three-dimensional net-like structure is made of a plurality of unit structures which are arranged continuously in vertical and horizontal directions of the three-dimensional net-like structure. Each of the unit structures is formed by conversion and dispersion of three or four line elements. The method comprises a step of forming a conversion section of the unit structure where the three or four line elements converge by twisting the three or four line elements together.
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