A kind of microbial bacterial agent and its application
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- JIANGSU GUOXIN UNION ENERGY CO LTD
- Publication Date
- 2021-05-04
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Abstract
Description
technical field
[0001] The invention relates to the technical field of biological bacterial agents, in particular to a microbial bacterial agent and its application. Background technique
[0002] As an important chemical raw material and food additive, citric acid is widely used in food, medicine, chemical and other industries. At present, China has nearly 100 citric acid production plants with a total annual production capacity of about 800,000 tons. It is the world's largest producer and exporter of citric acid. The citric acid tail liquid mainly contains starch, protein, carbohydrates, various organic acids, ammonia nitrogen and fat, etc., with a concentration of 20,000-30,000 mg / L. It belongs to high-concentration organic wastewater. If it is discharged directly, it will pollute the environment and destroy the soil (Wang Mingxing, Liao Changjian. Biological treatment technology for high-concentration organic wastewater [J]. Contemporary Chemical Industry, 2011, 40, (8) ...