Results of negotiations between Russian Gazprom and Ukrainian Naftogas in gas sphere will be proclaimed on Wednesday morning. "On January 4 at 10:00 by Moscow time mutual press-conference of Gazprom president Aleksey Miller and Ukrainian Naftogas head Aleksey Ivchenko will take place in central office of open public corporation "Gazprom". Results of negotiations about co-operation in gas sphere will be declared to journalists", - informed press-secretary of "Gazprom" president Sergey Kupriyanov.