公开(公告)号：US3770658A

公开(公告)日：1973-11-06

申请号：US3770658D

申请日：1971-06-21

Applicant: GASOLINE CO LTD

Inventor： OZAKI A ,  AIKA K ,  FURUTA A ,  OKAGAMI A

IPC: B01J23/04 ,  B01J23/16 ,  B01J23/76 ,  C01C1/04 ,  B01J11/06 ,  B01J11/40 ,  B01J11/82

CPC classification number: C01C1/0411 ,  B01J23/04 ,  B01J23/16 ,  B01J23/76 ,  Y02P20/52

Abstract: IN SYNTHESIZING AMMONIA THROUGH REACTION BETWEEN NITROGEN AND HYDROGEN, IT IS POSSIBLE TO EFFECT SAID SYNTHESIS AT A LOWER TEMPERATURE BY THE USE OF A CATALYST COMPRISING AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF TRANSITION METALS BELONGING TO VI-B GROUP, VII-B GROUP AND VIII GROUP OF PERIOD TABLE AND AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, BOTH OF SAID ELEMENTS BEING SUBSTANTIALLY IN METALLIC STATE, TOGETHER WITH A PROMOTER OR A SUPPORT IN ADDITION THERETO AS OCCASION DEMANDS.