Patent ID: 7682066
Filing Date: 2010-03-23
Classification: C01B,Y10S,Y10T

Abstract:
1. A method for recycling waste sulfuric acid by collecting waste collecting waste sulfuric acid generated at a source site, transporting it by a carrier, and recycling it for reuse at a user site, comprising: receiving virgin sulfuric acid and waste sulfuric acid having a concentration different from that of the virgin sulfuric acid through a set of inlets; mixing the waste sulfuric acid and the virgin sulfuric acid to produce a mixture of the waste sulfuric acid and the virgin sulfuric acid; monitoring an acid concentration of the mixture of the waste sulfuric acid and the virgin sulfuric acid to determine when the acid concentration of the mixture reaches a predetermined acid concentration; adjusting the acid concentration of the mixture to reach the predetermined acid concentration.