Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Including specific material of construction
Reexamination Certificate
2007-11-06
2011-11-22
Leung, Jennifer A (Department: 1774)
Chemical apparatus and process disinfecting, deodorizing, preser
Chemical reactor
Including specific material of construction
C422S241000
Reexamination Certificate
active
08062606
ABSTRACT:
The invention relates to coated reactors resistant to acid corrosion, the production method thereof and the use of same in processes in superacid media. More specifically, the invention relates to a reactor comprising an inner metal wall having a fluoropolymer coating anchored thereto using a perforated sheet positioned between the inner metal wall and the fluoropolymer coating. The surface of the sheet that is in contact with the metal wall of the reactor has a sufficient roughness in order to form a free space (for gases) between same and the metal wall of the reactor. In addition, the reactor is provided with a device for maintaining the pressure in the free space below that in the reactor.
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Arkema France
Boyd Steve D.
Leung Jennifer A
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