公开(公告)号：US3830753A

公开(公告)日：1974-08-20

申请号：US18018771

申请日：1971-09-13

Applicant: SAGAMI CHEM RES

Inventor： ICHIKAWA M ,  KONDO T ,  TAMARU K

IPC: B01J27/22 ,  C01C1/04 ,  B01J11/22 ,  B01J11/78

CPC classification number: C01C1/0411 ,  B01J27/22 ,  Y02P20/52

Abstract: A NOVEL CATALYST FOR AMMONIA SYNTHESIS AND A PROCESS FOR PRODUCING THE CATALYST ARE DESCRIBED. THE CATALYST COMPRISES (A) GRAPHITE, (B) A TRANSITION METAL COMPOUND AND (C) AN ALKALI METAL. THE CATALYST OF THIS INVENTION IS CAPABLE OF SYNTHESIZING AMMONIA FROM HYDROGEN AND NITROGEN OR AIR AT A RELATIVELY LOW TEMPERATURE EVEN AT ROOM TEMPERATURE UNDER NORMAL OR A REDUCED PRESSURE.

公开(公告)号：US3842121A

公开(公告)日：1974-10-15

申请号：US33372073

申请日：1973-02-20

Applicant: SAGAMI CHEM RES

Inventor： ICHIKAWA M ,  NAITO S ,  KAWASE K ,  TAMARU K

IPC: B01J31/16 ,  C01B31/00 ,  C07C1/04 ,  C07C27/06

CPC classification number: C07C1/0445 ,  B01J31/1616 ,  B01J2531/0277 ,  B01J2531/10 ,  B01J2531/12 ,  B01J2531/13 ,  B01J2531/46 ,  B01J2531/48 ,  B01J2531/56 ,  B01J2531/64 ,  B01J2531/66 ,  B01J2531/74 ,  B01J2531/821 ,  B01J2531/822 ,  B01J2531/824 ,  B01J2531/825 ,  B01J2531/827 ,  B01J2531/828 ,  B01J2531/842 ,  B01J2531/845 ,  B01J2531/847 ,  C01B32/00 ,  C07C1/043 ,  C07C1/0435 ,  C07C2521/18 ,  C07C2523/04 ,  C07C2527/08

Abstract: 1. IN THE SYNTHESIS OF HYDROCARBON BY REACTION OF CARBON MONOXIDE AND HYDROGEN IN THE PRESENCE OF A CATALYST, THE IMPROVEMENT WHICH COMPRISES CONDUCTING SAID REACTION AT A TEMPERATURE OF FROM 250*. THE 400*C. IN THE PRESENCE OF AN ELECTRON DONOR-ACCEPTOR COMPLEX CATALYST CONSISTING ESSENTIALLY OF (A) AN ALKALI METAL, (B) GRAPHITE, AND (C) A CHLORIDE OF A TRANSITION METAL SELCTED FROM THE GROUP CONSISTING OF GROUPS IVB, VB, VIB, VIIB AND VIII OF THE PERIODIC TABLE, AND WHEREIN THE WEIGHT RATIO OF SAID CHLORIDE TO GRAPHITE IS A 0.001-10:1 AND OF SAID ALKALI METAL TO GRAPHITE AND CHLORIDE IS 0.1-10-1.

公开(公告)号：US3842113A

公开(公告)日：1974-10-15

申请号：US33257573

申请日：1973-02-15

Applicant: SAGAMI CHEM RES

Inventor： ICHIKAWA M ,  NAITO S ,  KONDO T ,  KAWASE K ,  TAMARU K

IPC: B01J23/24 ,  B01J23/78 ,  B01J27/10 ,  B01J27/22 ,  C01B31/00 ,  C07C1/12 ,  C07C27/06

CPC classification number: C07C1/12 ,  B01J23/24 ,  B01J23/78 ,  B01J27/10 ,  B01J27/22 ,  C01B32/00 ,  C07C2521/18 ,  C07C2523/04 ,  C07C2527/08

Abstract: 1. IN A PROESS FOR REDUCING CARBON DIOXIDE WHEREIN ARBON DIOXIDE IS REACTED WITH HYDROGEN IN THE PRESENCE OF A CATALYST, THE IMPROEMENT WHICH COMPRISES CONDUCTING SAID REACTION AT A TEMPERATURE OF FROM 250*C, TO 400*C. IN THE PRESENCE OF AN ELECTRION DONOR-ACCEPTOR COMPLEX CATALYST CONSISTING ESSENTIALLY OF (A) AN ALKALI METAL, (B) A CHLORIDE OF A TRANSITION METAL OF GROUP VIB OR VIII OF THE PERIODIC TABLE, AND (C) GRAPHITE, AND WHEREIN THE WEIGHT RATIO OF SAID CHLORIDE TO GRAPHITE IS 0.001-10:1 AND OF SAID ALKALI METAL TO GRAPHITE AND AID CHLORIDE IS 0.1-10:1.