WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO2010120616) PROCESS FOR THE PURIFICATION OF PARAXYLENE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2010/120616    International Application No.:    PCT/US2010/030318
Publication Date: 21.10.2010 International Filing Date: 08.04.2010
IPC:
C07C 2/86 (2006.01), C07C 7/14 (2006.01), C07C 15/08 (2006.01), B01J 29/42 (2006.01)
Applicants: EXXONMOBIL CHEMICAL PATENTS INC. [US/US]; 5200 Bayway Drive Baytown, TX 77520-2101 (US) (For All Designated States Except US).
HAGEMEISTER, Mark, Paul [US/US]; (US) (For US Only).
JOHNSON, David, Lee [US/US]; (US) (For US Only).
MONSON, John, Joseph [US/US]; (US) (For US Only)
Inventors: HAGEMEISTER, Mark, Paul; (US).
JOHNSON, David, Lee; (US).
MONSON, John, Joseph; (US)
Agent: GRIFFIS, Andrew B.; Exxonmobil Chemical Company Law Techology P.O. Box 2149 Baytown, TX 77522-2149 (US)
Priority Data:
61/169,070 14.04.2009 US
Title (EN) PROCESS FOR THE PURIFICATION OF PARAXYLENE
(FR) PROCÉDÉ DE PURIFICATION DU PARAXYLÈNE
Abstract: front page image
(EN)The proposed process uses crystallization technology to purify paraxylene simultaneously of large concentrations of C 8 aromatics and also small concentrations of oxygenated species.
(FR)Le procédé de la présente invention fait appel à une technologie de cristallisation permettant de purifier du paraxylène en l'isolant simultanément de grandes concentrations en hydrocarbures aromatiques en C8 et, également, de faibles concentrations en espèces oxygénées.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)