THE THEORY OF GRINDING OPERATIONS - Industrial .Ind. Eng. Chem. , 1964, 56 (11), pp 18–29. DOI: 10.1021/ie50659a004. Publication Date: November 1964. Cite this:Ind. Eng. Chem. 56, 11, 18-29. Note: In lieu of an abstract, this is the article's first page. Click to increase image size Free first page. View: PDF. Related Content.crushing and grinding in chemical engineering process design,Solids | Choose the Right Grinding Mill | Chemical ProcessingChoose the Right Grinding Mill. Consider the feed material's nature and the milling's objective. By Robert E. Schilling, Union Process Inc. Sep 13, 2010. Print Email.