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US 9,278,338 B2Granted
Catalyst manufacturing method
AssigneeJohnson Matthey PLC
InventorDuncan Roy Coupland
Life of this patent
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Abstract
A method for producing a catalyst using an additive layer method includes: (i) forming a layer of a powdered catalyst or catalyst support material, (ii) binding or fusing the powder in said layer according to a predetermined pattern, (iii) repeating (i) and (ii) layer upon layer to form a shaped unit, and (iv) optionally applying a catalytic material to said shaped unit.
Claims12
A method for producing a particulate catalyst with a cross-sectional size in the range 1-50 mm and an aspect ratio in the range 0.5 to 5 using a 3D printing additive layer method comprising:
- (i) forming a layer of a powdered catalyst support material comprising an alumina, metal-aluminate, silica, alumino-silicate, titania, zirconia, zinc oxide, or a mixture thereof,
- (ii) binding the powder in said layer according to a predetermined pattern,
- (iii) repeating (i) and (ii) layer upon layer to form a shaped unit, and
- (iv) applying a catalytic material to said shaped unit.
1 more element
Dependencies are inferred from the claim text.