Georg C.K. Withof and Philips Malicorne sur Sarthe, 72, Pays de la Loire, France 1968 Book condition, Etat : Bon paperback, illustrated wrappers small In-8 1 vol. - 79 pages
23 figures, few drawings, few apparatus pictures Contents, Chapitres : 1. Electrical furnaces : What is temperature control : The principle - Some elements - Which instrumentation for which application (Thermocouple or resistance thermometer - Galvanometer or potentiometric recorder - Type of controller) - 2. Gas or oil fired furnaces : How is it done : The furnace - Temperature control - Some refinements - Ratio control - How to turn the knobs - Which controller - 3. Pitfalls : The big complaint, temperature error - Wild controllers - Some words on reproducibility and accuracy - The quick check - Quality control - Appendix : Survey of instruments (selection table) near fine copy, no markings - pocket edition