In December 1919 he was promoted to a higher position in the education department, and the next year he graduated from a provincial school.

In March 1925 he was made party head in a training unit at the Borisoglebsk Military Aviation School of Pilots.

Ryazanov stayed there until being sent back to Leningrad in 1929 for a post as flight commander at a military theoretical school of the Air Force.

In December that year he graduated from the advanced training courses for commanding officers at the Zhukovsky Academy.

Three months after graduating from the operational department of the Zhukovsky academy in April 1936 he was put in command of the 44th Attack Aviation Brigade, which was based in Krasnoyarsk.

In July he was made the head of the training department of the Monino Air Force Academy, where he remained until the German invasion of the Soviet Union.

In August he was transferred again, being made the head of the control group of the Air Force Directorate on the Southwestern Front.

Other operations he participated in as corps commander included the Berlin, Kirovograd, Kursk, Belgorod, Lvov, Lviv-Sandomierz, and Silesian offensives.