Sunday, October 21, 2012

Industrial Engineering in Cement Production by Thomas Edison



Edison got a patent for efficient method of burning portland cement clinker in 1915.

In this patent, Edison suggested diameter to length ration of the kiln as one to twenty seven. This operation requires only 75 pounds of coal per barrel of clinker.

Patent details

http://edison.rutgers.edu/patents/01152613.PDF


Patent list of Edison in the area of cement
http://edison.rutgers.edu/cemepats.htm 

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