SPIRIG Microflame soldering, Company, Spirig, Spirig Ernest Dipl. Ing, Rapperswil, Switzerland, Jewelry applications, Spirig Ernest, Products, Datalogging, Measuring, Temperature Recording Labels, Desoldering, Desolder Braids, Datalogger, Soldering Technology, Springfield, SAT, Spirig Advanced Technologies, Upcoming Events, Baselworld, Exhibitions Spirig products are internationally covered by one or more of 100+ patents granted to Ernest Spirig.