Baltzar von Platen (1898-1984)Baltzar von Platen
) together with Carl Munters was the inventor of the gas absorption refrigerator in 1922
while they were both Swedish
engineering students at the Royal Institute of Technology
in Stockholm, Sweden
. The technique produced "cold" from a heat source such as propane, electricity, or kerosene. In 1923 production by AB Arctic began. In 1925 AB Arctic was purchased by Electrolux, which began selling them worldwide. Servel purchased rights to manufacture the refrigerator in 1925
and was the only U.S. manufacturer for many years.
Baltzar von Platen also worked with ASEA, Sweden's major electrical company, together with Erik Lundblad on the development of a process which used heat and pressure to produce diamonds. Von Platen left the project before it succeeded in producing the first synthetic diamonds in 1953.