Title:
CRACKING CATALYST OF HEAVY PETROLEUM FRACTION BASED ON ZEOLITE OMEGA STABILIZED AND FREE FROM ALUMINUM AND ITS PRODUCTION
Document Type and Number:
Japanese Patent JPS61291043
Kind Code:
A
Abstract:
The invention concerns a stabilized and dealuminated omega zeolite, its manufacture and use in catalytic cracking. It has in particular a SiO2/Al2O3 molar ratio higher than 10, a sodium content lower than 0.3%, "a" and "c" crystalline parameters respectively lower than or equal to 1.814 nm and 0.760 nm, a particular capacity for nitrogen adsorption and a particular lattice of secondary pores.
Inventors:
FURANSHISU RAATSU
KURISUCHIYAN MARUSHIRII
KURISUCHIYAN MARUSHIRII
Application Number:
JP14465586A
Publication Date:
December 20, 1986
Filing Date:
June 19, 1986
Export Citation:
Assignee:
INST FRANCAIS DU PETROLE
International Classes:
B01J20/18; B01J29/70; B01J35/10; C01B39/34; C10G11/05; (IPC1-7): B01J29/28; C10G11/05
Attorney, Agent or Firm:
Eisuke Kishimoto
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