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公开(公告)号：US3564051A
公开(公告)日：1971-02-16
申请号：US3564051D
申请日：1967-07-19
Applicant: BASF AG
Inventor： HAARER ERICH , WENNER GOTTHILF
CPC classification number: C07C51/316 , C07C55/14
Abstract: PRODUCTION OF ADIPIC ACID BY OXIDATION OF CYCLOHEXANOL, CYCLOHEXANONE, W-HYDROXYCAPROIC ACID OR MIXTURES CONTAINING SUCH COMPOUNDS WITH NITRIC ACID IN THE PRESENCE OF VANADIUM AND OPTIONALLY COPPER CATALYSTS WHEREIN THE EXCESS NITRIC ACID IS DISTILLED OFF, THE RESIDUE IS FRACTIONATED UNDER SUBATMOSPHERIC PRESSURE WITHOUT PREVIOUS SEPARATION OF THE CATALYST AND THE CATALYST-CONTAINING BOTTOMS PRODUCTS IS FED INTO THE NEXT CHARGE.
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