Measures taken against water pollution in the food processing industry
نویسندگان
چکیده
منابع مشابه
Measures taken against water pollution in the kraft pulp and paper industry.
Without reclamation of waste liquor and chemicals recovery, the kraft pulp and paper industry would constitute an enormous pollution problem. Already for economical reasons, substantial recovery is secured, however, and considerable further improvements are foreseen. Recovery is outlined in terms of cycles for sodium, calcium, sulphur, and—in a wider sense—carbon. In addition, the mechanical lo...
متن کاملMeasures taken against water pollution in starch and potato processing industries.
The following measures are considered for the reduction and discharge of wastes from potato processing plants and starch mills; (a) Reduction of waste volume by in-plant measures such as recirculation, water re-use, changeover to other processes etc. (b) Reduction of pollutional load. 1. Manufacturing of by-products. 2. Purification processes. (c) Agricultural use. (d) Direct discharge into a r...
متن کاملMeasures taken against water pollution in dairies and milk processing industries.
Dairy waste, more than any other trade waste has long since attracted the attention of specialists in the field of waste water purification. Many experiments have been made with artificial waste water, made from milk or milk products. Dairy wastes provide an excellent nutrient medium for many types of bacteria and fungi and, contrary to opinions held at one time, are very amenable to aerobic bi...
متن کاملMeasures against water pollution in the iron and steel industry.
During the last ten years or so, a number of statutory provisions have been enacted with the eventual object of controlling and restricting the amount of pollution which can be permitted or tolerated in the water systems of the European Continent. Against this background the authors examine the iron and steel industry as it exists in France, tabulating the principal processes likely to be encou...
متن کاملMeasures taken against water pollution in the textile industries of Great Britain.
The majority of British textile finishing firms discharge their waste water to sewers for treatment by local authorities, and their problems are mainly those of pretreatment torender the wastes acceptable, by removal of alkali or acid, and other materials that are prohibited. Firms discharging to watercourses have to purify the waste water to a high standard before discharge and this usually in...
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ژورنال
عنوان ژورنال: Pure and Applied Chemistry
سال: 1972
ISSN: 1365-3075,0033-4545
DOI: 10.1351/pac197229010143