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Machine translation
1. (WO1999008990) IMPROVED PROCESS FOR SEPARATING PURE TEREPHTHALIC ACID
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1999/008990    International Application No.:    PCT/US1998/016691
Publication Date: 25.02.1999 International Filing Date: 12.08.1998
Chapter 2 Demand Filed:    08.02.1999    
IPC:
C07C 51/43 (2006.01)
Applicants: E.I. DU PONT DE NEMOURS AND COMPANY [US/US]; 1007 Market Street Wilmington, DE 19898 (US) (AT, AU, BE, BR, CA, CH, CN, CY, DE, DK, ES, FI, FR, GB, GR, ID, IE, IT, JP, KR, LU, MC, MX, NL, NZ, PT, SE, TR, VN only).
BICKHAM, David, Robert [GB/GB]; (GB) (For US Only)
Inventors: BICKHAM, David, Robert; (GB)
Agent: KRUKIEL, Charles, E.; E.I. du Pont de Nemours and Company Legal Patent Records Center 1007 Market Street Wilmington, DE 19898 (US)
Priority Data:
9717251.4 15.08.1997 GB
Title (EN) IMPROVED PROCESS FOR SEPARATING PURE TEREPHTHALIC ACID
(FR) PROCEDE AMELIORE DE SEPARATION D'ACIDE TEREPHTALIQUE PUR
Abstract: front page image
(EN)An improved process for separating pure terephthalic acid crystals from a slurry in a centrifuge whereby steam is introduced as a carrier fluid into the centrifuge continuously and simultaneously with the slurry.
(FR)Selon ce procédé amélioré de séparation de cristaux d'acide téréphtalique pur d'une suspension épaisse dans une centrifugeuse, on introduit de la vapeur comme fluide porteur dans la centrifugeuse, en continu et en même temps que la suspension épaisse.
Designated States: AU, BR, CA, CN, ID, JP, KR, MX, NZ, TR, US, VN.
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: English (EN)
Filing Language: English (EN)