1964 ed. published under title: Gas purification processes. Includes bibliographical references (pages 668-692) and index.

General introduction / G. Nonhebel -- Legislation on air pollution / G. Nonhebel -- Instruments / D.M. Bishop -- Preliminary purification of crude gases / R.A. Mott -- Gas absorption towers. pt. A. General ; pt. B. Absorption of nitrous gases -- Centrifugal gas absorbers / G. Nonhebel -- Regenerative processes for gas absorption / L. Barbouteau and R. Galaud -- Solid chemical absorbents for gases. pt. A. Removal of hydrogen sulphide from coal gas ; pt. B. Organic sulphur removal -- Adsorption / R.D. Fuller -- Purification of cryogenic gases / D.E. Ward and D.O. Briscoe -- Catalytic destruction or conversion of impurities. pt. A. Gaseous impurities ; pt. B. Destruction of odours -- Removal of dust from gases / C.J. Stairmand -- Dust collection from processes. pt. A. Purification of gases from pyrites roasting ; pt. B. Electrostatic precipitators for large boilers, including combinations with cyclones ; pt. C. Problems in the cement industry ; pt. D. Problems in brass foundries ; pt. E. Dust and fume cleaning in iron and steel work -- Testing performance of equipment for grit and dust removal. pt. A. Sampling of dust-laden gases ; pt. B. Size analysis of dust ; pt. C. Routine monitoring -- Mist removal. pt. A. Removal of acid mists from chemical processes ; pt. B. Removal of phosphoric acid mists -- Spray elimination / F. Stearman and G.J. Williamson -- Air purification. pt. A. Air purification for buildings ; pt. B. Gas absorbents for breathing apparatus and respirators ; pt. C. Purification of the atmosphere in nuclear powered submarines -- Meteorological factors affecting chimney discharges / G. Nonhebel -- Heights of chimneys / G. Nonhebel.