Breakdown of waste waters containing aromatic nitro compounds

United States of America Patent

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Aug 3, 1993
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app pub date
Feb 28, 1992
filing date
Mar 13, 1991

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Abstract

A process for breaking down aromatic nitro compounds in waste waters from plants for the production of nitrobenzene by treatment with nitric acid is carried out at from 180.degree. to 350.degree. C. and under a pressure of from 40 to 250 bar.

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Patent Owner(s)

Patent Owner	Address
BASF AKTEINGESELLSCHAFT	67056 LUDWIGSHAFEN

International Classification(s)

C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Baur, Karl G	Ludwigshafen, DE	4	45
Dockner, Toni	Meckenheim, DE	53	276
Kanne, Ulrich	Frankenthal, DE	5	61
Papkalla, Thomas	Mannheim, DE	5	33

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Breakdown of waste waters containing aromatic nitro compounds

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07843811

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SERIAL NO	07843811
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07843811

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