This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed works worldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book. ++++ The below data was compiled from various identification fields in the bibliographic record of this title. This data is provided as an additional tool in helping to ensure edition identification: ++++ Comparative Results: Liquefying Air By The Linde Throttled Release Valve At Atmospheric Pressure, And The Place Process Of 4-step Release With Liquefaction At The Critical Pressure. Both Systems Availing Of The Joule-Thomson Equation For Expanding Air Without Recoverable Mechanical Work, And The ... 5 James Frank Place Technology & Engineering; Mechanical; Compressed air; Liquid air; Technology & Engineering / Mechanical | Comparative Results by James Frank Place, Paperback | Indigo Chapters