<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE ep-patent-document PUBLIC "-//EPO//EP PATENT DOCUMENT 1.4//EN" "ep-patent-document-v1-4.dtd"><ep-patent-document id="EP0837725A1" file="EP96924820NWA1.xml" lang="de" doc-number="0837725" date-publ="19980429" kind="A1" country="EP" status="n" dtd-version="ep-patent-document-v1-4"><SDOBI lang="de"><B000><eptags><B001EP>....CHDE..ESFRGB....LI..NL..........................................................................</B001EP><B003EP>*</B003EP><B007EP>EPregister to ST.36 EBD process v 1.0 kbaumeister@epo.org (15 Jan 2013)</B007EP></eptags></B000><B100><B110>0837725</B110><B130>A1</B130><B140><date>19980429</date></B140><B190>EP</B190></B100><B200><B210>96924820.0</B210><B220><date>19960629</date></B220><B240><B241><date>19971215</date></B241></B240><B250>de</B250><B251EP>de</B251EP><B260>de</B260></B200><B300><B310>19951024928</B310><B320><date>19950708</date></B320><B330><ctry>DE</ctry></B330></B300><B400><B405><date>19980429</date><bnum>199818</bnum></B405><B430><date>19980429</date><bnum>199818</bnum></B430></B400><B500><B510EP><classification-ipcr sequence="1"><text>B01D   3/    00            A I                    </text></classification-ipcr><classification-ipcr sequence="2"><text>B01D   3/    10            A I                    </text></classification-ipcr><classification-ipcr sequence="3"><text>B01D   3/    14            A I                    </text></classification-ipcr><classification-ipcr sequence="4"><text>B01D   3/    16            A I                    </text></classification-ipcr><classification-ipcr sequence="5"><text>B01D   3/    26            A I                    </text></classification-ipcr><classification-ipcr sequence="6"><text>B01D   3/    32            A I                    </text></classification-ipcr><classification-ipcr sequence="7"><text>B01J  19/    32            A I                    </text></classification-ipcr><classification-ipcr sequence="8"><text>C07C  17/    38            A I                    </text></classification-ipcr><classification-ipcr sequence="9"><text>C07D 311/    72            A I                    </text></classification-ipcr></B510EP><B540><B541>en</B541><B542>PROCESS FOR EXTRACTING PURE SUBSTANCES FROM MIXTURES OF HIGH-BOILING AIR AND/OR TEMPERATURE-SENSITIVE SUBSTANCES REQUIRING HIGH SEPARATIVE POWER BY RECTIFICATION IN A FINE VACUUM AND COLUMNS SUITABLE FOR THIS PROCESS</B542><B541>fr</B541><B542>PROCEDE DE RECTIFICATION SOUS VIDE POUSSE POUR EXTRAIRE DES SUBSTANCES PURES CONTENUES DANS DES MELANGES DE SUBSTANCES A POINT D'EBULLITION ELEVE ET A FORTE SENSIBILITE A LA TEMPERATURE ET A L'AIR, QUI EXIGENT UN FORT POURVOIR DE SEPARATION, ET COLONNES ADAPTEES A CE PROCEDE</B542><B541>de</B541><B542>VERFAHREN ZUR GEWINNUNG REINER SUBSTANZEN AUS GEMISCHEN HOCHSIEDENDER LUFT- UND/ODER TEMPERATUREMPFINDLICHER SUBSTANZEN, DIE EINE HOHE TRENNLEISTUNG ERFORDERN, DURCH REKTIFIKATION IM FEINVAKUUM SOWIE FÜR DIESES VERFAHREN GEEIGNETE KOLONNEN</B542></B540></B500><B600><B620EP><parent><cdoc><dnum><anum>01130402.9</anum><pnum>1209156</pnum></dnum></cdoc></parent></B620EP></B600><B700><B710><B711><snm>BASF AKTIENGESELLSCHAFT</snm><adr><str /><city>67056 Ludwigshafen</city><ctry>DE</ctry></adr></B711></B710><B720><B721><snm>HARTMANN, Horst</snm><adr><str>Lindenstrasse 45</str><city>D-67459 Böhl-Iggelheim</city><ctry>DE</ctry></adr></B721><B721><snm>BURST, Wolfram</snm><adr><str>Illerstrasse 7</str><city>D-68199 Mannheim</city><ctry>DE</ctry></adr></B721><B721><snm>KAISER, Wulf</snm><adr><str>Auf dem Köppel 23</str><city>D-67098 Bad Dürkheim</city><ctry>DE</ctry></adr></B721><B721><snm>LAAS, Harald</snm><adr><str>Sohlstrasse 105</str><city>D-67133 Maxdorf</city><ctry>DE</ctry></adr></B721><B721><snm>GRAFEN, Paul</snm><adr><str>Südtiroler Ring 20</str><city>D-67273 Weisenheim</city><ctry>DE</ctry></adr></B721><B721><snm>BOCKSTIEGEL, Bernhard</snm><adr><str>Fahrweg 8</str><city>D-67354 Römerberg</city><ctry>DE</ctry></adr></B721><B721><snm>BALDENIUS, Kai-Uwe</snm><adr><str>Uhlandstrasse 4</str><city>D-67227 Frankenthal</city><ctry>DE</ctry></adr></B721></B720></B700><B800><B840><ctry>CH</ctry><ctry>DE</ctry><ctry>ES</ctry><ctry>FR</ctry><ctry>GB</ctry><ctry>LI</ctry><ctry>NL</ctry></B840><B860><B861><dnum><anum>EP1996002852</anum></dnum><date>19960629</date></B861><B862>de</B862></B860><B870><B871><dnum><pnum>WO1997002880</pnum></dnum><date>19970130</date><bnum>199706</bnum></B871></B870></B800></SDOBI></ep-patent-document>