公开(公告)号：US3630943A

公开(公告)日：1971-12-28

申请号：US3630943D

申请日：1969-08-14

Applicant: US INTERIOR

Inventor： MYERS JOHN G ,  FIELD JOSEPH H

IPC: B01D53/50 ,  C01B17/60 ,  C09K3/00

CPC classification number: B01D53/508 ,  C01B17/60 ,  Y10S95/90

Abstract: MIXTURES OF SULFATE SALTS SELECTED FROM THE GROUP CONSISTING OF AL2(SO4)3-CUSO4; CUSO4-FE2(SO4)3; AND FE2(SO4)3-AL2(SO4)3 ARE DECOMPOSED TO THE CORRESPONDING OXIDES AND MADE INTO PARTICULATE FORM FOR USE AS AN ABSORBENT IN SULFUR OXIDE ABSORPTION FROM GASES. THE ABSORBENTS CAN BE USED UNSUPPORTED OR ON A SUITABLE SUPPORT MATERIAL. IN EITHER CASE, THE ABSORBENTS ARE CAPABLE OF REGENERATION.

公开(公告)号：US3580702A

公开(公告)日：1971-05-25

申请号：US3580702D

申请日：1968-09-10

Applicant: US INTERIOR

Inventor： MYERS JOHN G ,  FIELD JOSEPH H

IPC: B01D53/02 ,  B01D53/34

CPC classification number: B01D53/02

Abstract: SULFUR OXIDES ARE REMOVED FROM GASES BY CONTACTING THE SAME AT ELEVATED TEMPERATURES WITH A DRY ABSORBENT SELECTED FROM THE GROUP CONSISTING OF RED MUD, RETORTED OIL SHALE, RETORTED OIL SHALE TREATED WITH SODIUM HYDROXIDE AND MIXTURES OF RETORTED OIL SHALE AND RED MUD TREATED WITH SODIUM HYDROXIDE. THESE ADSORBENTS MAY BE USED ON A ONCE-THROUGH BASIS OR THEY MAY BE REGENERATED. CATALYTIC OXIDATION OF THE GASES, THOUGH NOT NECESSARY, MAY PRECEDE CONTACT WITH THE ABSORBENTS.

D R A W I N G

公开(公告)号：US3551093A

公开(公告)日：1970-12-29

申请号：US3551093D

申请日：1968-10-21

Applicant: US INTERIOR

Inventor： MYERS JOHN G ,  FIELD JOSEPH H

IPC: B01J20/08 ,  B01J11/22 ,  B01J11/82

CPC classification number: B01J20/08