40 Capturing and recycling foundry chemicals, namely, chemicals used in phenolic-urethane cold-box processes to capture and contain amine gases used in a curing process; Capturing and recycling foundry chemicals utilizing triethylamine, dimethylethylamine, dimethylpropylamine, and dimethylisopropylamine; Capturing and recycling foundry chemicals, namely, chemical scrubbers that capture amine after foundry cores and foundry molds are cured; Capturing and recycling foundry chemicals, namely, chemical scrubbers utilizing a sulphuric acid solution to concentrate free amine into amine salts to prevent the amine from escaping into the atmosphere
Trademark: 87737136
