Background
Longwell, John Ploeger was born on April 27, 1918 in Denver, Colorado, United States. Son of John Stalker and Martha Dorothea (Ploeger) Longwell.
Longwell, John Ploeger was born on April 27, 1918 in Denver, Colorado, United States. Son of John Stalker and Martha Dorothea (Ploeger) Longwell.
Bachelor of Science in Mechanical Engineering, University of California, Berkeley, 1940; Doctor of Science in Chemical Engineering, Massachusetts Institute of Technology, 1943.
With, Exxon Research & Engineering Company, Linden, New Jersey, 1943-1977; director, Exxon Research & Engineering Company Central Basic Research Laboratory, 1960-1969; senior science advisory, Exxon Research & Engineering Company Central Basic Research Laboratory, 1969-1977; professor chemical engineering, Massachusetts Institute of Technology, Cambridge, since 1977.
Member American Chemical Society, Combustion Institute (past president), American Institute Chemical Engineers (award 1979), Sigma Xi, Tau Beta Pi.
Married Marion Reed Valleau, December 11, 1945. Children: Martha Reed, Elizabeth Ann, John Dorney.