Internal inserts in cooling towers

Gas and liquid contact apparatus – Contact devices – Wet baffle

Reexamination Certificate

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C261SDIG011, C261SDIG046

Reexamination Certificate

active

10784208

ABSTRACT:
The invention concerns inserts in the moist/wet region of cooling towers, which essentially consist of plastic. An additive that prevents or considerably reduces soiling through the formation and buildup on the inserts during subsequent use is added to the plastic.

REFERENCES:
patent: 4935232 (1990-06-01), McIntosh
patent: 6288076 (2001-09-01), Kostyniak et al.
patent: 6575436 (2003-06-01), Litz
patent: 6706196 (2004-03-01), Holland
patent: 6710017 (2004-03-01), Unhoch et al.
patent: 6746567 (2004-06-01), Johnston et al.
patent: 6811711 (2004-11-01), Unhoch et al.
patent: 6861002 (2005-03-01), Hughes
patent: 2002/0136885 (2002-09-01), Yeager et al.
patent: 0390765 (1990-10-01), None
patent: 2002348448 (2002-12-01), None
Patent Abstracts of Japan, vol. 2003, No. 4, Apr. 2, 2003 & JP 2002 348448 A (Mitsubishi Plastics Ind Ltd), Dec. 4, 2002.

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