Method of adjusting the temperature of the glass in a lehr and lehr for the implementation of this

摘要

P the present invention relates to a process for adjusting the temperature of the glass in a lehr has tubes exchangers, n4, this temperature, only the aid of the tubes exchangers by admitting at the input of the tubes of the air injectors. / p & & p & to this end, the lehr comprises means 6 for heating the air introduced into the tube exchangers 4a - 4b. / p