Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01D
SEPARATION
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53/00
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols,
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B01D53/34
Chemical or biological purification of waste gases
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B01D53/74
General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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B01D53/8678
Removing components of undefined structure
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B01D53/8678

OXYGEN STORAGE MATERIAL, CATALYST FOR PURIFYING EXHAUST GAS, AND METHODS FOR MANUFACTURING OXYGEN STORAGE MATERIAL
20250325967 · 2025-10-23 ·

This oxygen storage material has a chemical composition represented by Ce.sub.1-xZr.sub.xO.sub.2- (0.45x0.65, 0), has a peak attributed to a cubic pyrochlore-like structure ( phase) near 14.5 in an XRD pattern, and has a specific surface area of 3 [m.sup.2/g] or more.