Complex sentence: In 1948 the Institute of Forestry and in 1949 the Institute of Mechanics were established as separate institutions, which merged in 1953 under the name of Polytechnic Institute of Brasov.
Split into simpler sentences: In 1948 the Institute of Forestry was established, and in 1949, the Institute of Mechanics. In 1953, the Institute of Forestry merged with the Institute of Mechanics under the name of Polytechnic Institute of Brasov.