Global Industrial Sludge Treatment Chemicals Market By Type (Flocculants & Coagulants, Defoaming Agents, Corrosion & Scale Inhibitors, and Disinfectants & Biocides), By Application (Food & Beverages, Pharmaceutical & Personal Care, Metal Industry, Mining, Pulp & Paper, Oil & Gas, and Oil & Gas), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028