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Handbook of industrial and hazardous wastes treatment - Part 7 (end)

Mỹ công nghiệp chế biến cao su bao gồm một loạt các hoạt động sản xuất khác nhau, từ các phản ứng trùng hợp chặt chẽ phù hợp với ngành công nghiệp chế biến hóa chất phun ra dải niêm phong cửa sổ ô tô. Ngành công nghiệp được quy định bởi bảy tiêu chuẩn phân loại công nghiệp (SIC) mã số [1]:. . . . . . . SIC SIC SIC SIC SIC SIC SIC 2822: 3011: 3021: 3031: 3041: 3069: 3293: Sản xuất cao su tổng hợp (vulcanizable đàn hồi); lốp và sản xuất ống Nội; cao su. | 30 Treatment of Rubber Industry Wastes Jerry R. Taricska Hole Montes Inc. Naples Florida U.S.A. Lawrence K. Wang Zorex Corporation Newtonville New York U.S.A. and Lenox Institute of Water Technology Lenox Massachusetts U.S.A. Yung-Tse Hung Cleveland State University Cleveland Ohio U.S.A. Joo-Hwa Tay Nanyang Technological University Singapore Kathleen Hung Li NEC Business Network Solutions Irving Texas U.S.A. 30.1 INDUSTRY DESCRIPTION 30.1.1 General Description The US rubber processing industry encompasses a wide variety of production activities ranging from polymerization reactions closely aligned with the chemical processing industry to the extrusion of automotive window sealing strips. The industry is regulated by seven Standard Industrial Classification SIC codes 1 SIC 2822 Synthetic Rubber Manufacturing vulcanizable elastomers SIC 3011 Tire and Inner Tube Manufacturing SIC 3021 Rubber Footwear SIC 3031 Reclaimed Rubber SIC 3041 Rubber Hose and Belting SIC 3069 Fabricated Rubber Products Not Elsewhere Classified and SIC 3293 Rubber Gaskets Packing and Sealing Devices. Approximately 1650 plants exist in the United States and have production ranges from 1.6 X 103kkg year 3.5 X 106lb year to 3.7 X 108 Kkg year 8.2 X 108lb year . Table 1 presents a summary of the rubber processing industry regarding the number of subcategories and the number and types of dischargers. Table 2 presents a subcategory profile of best practical control technology currently available BPT regulations daily maximum and 30-day averages 2 . The effluent limitations are shown as kilogram of pollutants per 1000 kg of raw material processed kg kkg . 1233 CopyrighÍ 2004 by M cel Dekker Inc. 1 lights Reserved. 1234 Taricska et al. Table 1 Industry Summary Industry Rubber processing Total number of subcategories 11 Number of subcategories studied 3a Number of dischargers in industry Direct 1054 Indirect 504 Zero 100 aWet digestion although not a paragraph 8 exclusion was not studied because of the