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Preparation of pyridines
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Patent number 5,081,247
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Issue date Jan 14, 1992
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BASF Aktiengesellschaft
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Wolfgang Hoelderich
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C07 - ORGANIC CHEMISTRY
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Preparation of pyridines
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Patent number 4,384,120
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Issue date May 17, 1983
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BASF Aktiengesellschaft
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Franz Merger
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C07 - ORGANIC CHEMISTRY
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3828051
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Patent number 3,828,051
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Issue date Aug 6, 1974
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C07 - ORGANIC CHEMISTRY
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3646040
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Patent number 3,646,040
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Issue date Feb 29, 1972
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C07 - ORGANIC CHEMISTRY
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3624090
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Patent number 3,624,090
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Issue date Nov 30, 1971
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C07 - ORGANIC CHEMISTRY
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3492305
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Patent number 3,492,305
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Issue date Jan 27, 1970
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C07 - ORGANIC CHEMISTRY
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3478034
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Patent number 3,478,034
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Issue date Nov 11, 1969
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C07 - ORGANIC CHEMISTRY
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3461127
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Patent number 3,461,127
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Issue date Aug 12, 1969
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C07 - ORGANIC CHEMISTRY
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3428640
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Patent number 3,428,640
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Issue date Feb 18, 1969
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C07 - ORGANIC CHEMISTRY