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Ulrich Pintschovius
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Hattersheim, DE
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last 30 patents
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Patent Grant
Quaternary ammonium salts and their use as drag reducing agents
Patent number
4,705,860
Issue date
Nov 10, 1987
Hoechst Aktiengesellschaft
Dieter Ohlendorf
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Novel fluorine-containing benz-azole derivatives, process for their...
Patent number
4,263,441
Issue date
Apr 21, 1981
Hoechst Aktiengesellschaft
Ulrich Pintschovius
C07 - ORGANIC CHEMISTRY
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Patent Grant
Bis-naphthyl-ethylenes
Patent number
4,154,951
Issue date
May 15, 1979
Hoechst Aktiengesellschaft
Ulrich Pintschovius
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...