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Extract from the Register of European Patents

EP About this file: EP0843587

EP0843587 - PROCESS FOR REDUCING THE DIOXIN AND FURAN CONTENT IN WASTE GASES FROM FURNACES, AND USE OF THE FILTER DUSTS PRODUCED THEREBY [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  09.06.2000
Database last updated on 11.09.2024
Most recent event   Tooltip09.06.2000Refusal of applicationpublished on 26.07.2000 [2000/30]
Applicant(s)For all designated states
Solvay Soda Deutschland GmbH
Hans-Böckler-Allee 20
30173 Hannover / DE
[1999/51]
Former [1998/22]For all designated states
Solvay Alkali GmbH
Hans-Böckler-Allee 20
30173 Hannover / DE
Inventor(s)01 / BROCKHOFF, Reiner
Obertalstrasse 7a
D-45478 Mülheim / DE
02 / HARTMANN, Klaus
Goldregenweg 46
D-41468 Neuss / DE
03 / HÖLTJE, Jens
Neuer Weg 99
D-47803 Krefeld / DE
04 / KORTE, Hans-Jürgen
Geibelstrasse 9
D-40235 Düsseldorf / DE
[1998/22]
Representative(s)Lauer, Dieter
Solvay Pharmaceuticals GmbH
Hans-Böckler-Allee 20
30173 Hannover / DE
[N/P]
Former [1998/22]Lauer, Dieter, Dr.
Solvay Pharmaceuticals GmbH, Hans-Böckler-Allee 20
30173 Hannover / DE
Application number, filing date96927659.102.08.1996
[1998/22]
WO1996EP03407
Priority number, dateDE199512964911.08.1995         Original published format: DE 19529649
DE199612149229.05.1996         Original published format: DE 19621492
[1998/22]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9706876
Date:27.02.1997
Language:DE
[1997/10]
Type: A1 Application with search report 
No.:EP0843587
Date:27.05.1998
Language:DE
The application published by WIPO in one of the EPO official languages on 27.02.1997 takes the place of the publication of the European patent application.
[1998/22]
Search report(s)International search report - published on:EP27.02.1997
ClassificationIPC:B01D53/70, C22B21/00
[1998/22]
CPC:
B01D53/70 (EP,US); C22B21/0092 (EP,US); C22B7/02 (EP,US);
B01D2251/304 (EP,US); B01D2251/606 (EP,US); B01D2253/102 (EP,US);
Y02P10/20 (EP,US); Y10S75/961 (US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   NL,   PT,   SE [1998/22]
TitleGerman:VERFAHREN ZUR VERMINDERUNG DES DIOXIN- UND FURANGEHALTES IN OFENABGASEN UND NUTZUNG DER DABEI ANFALLENDEN FILTERSTÄUBE[1998/22]
English:PROCESS FOR REDUCING THE DIOXIN AND FURAN CONTENT IN WASTE GASES FROM FURNACES, AND USE OF THE FILTER DUSTS PRODUCED THEREBY[1998/22]
French:PROCEDE PERMETTANT DE REDUIRE LA TENEUR EN DIOXINE ET EN FURANE DANS DES GAZ BRULES DE FOURS ET UTILISATION DES POUSSIERES DE FILTRAGE PRODUITES A CETTE OCCASION[1998/22]
Entry into regional phase11.03.1998National basic fee paid 
11.03.1998Designation fee(s) paid 
11.03.1998Examination fee paid 
Examination procedure17.12.1996Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.03.1998Examination requested  [1998/22]
16.07.1999Despatch of a communication from the examining division (Time limit: M04)
06.08.1999Reply to a communication from the examining division
06.03.2000Despatch of communication that the application is refused, reason: substantive examination [2000/30]
16.03.2000Application refused, date of legal effect [2000/30]
Fees paidRenewal fee
31.08.1998Renewal fee patent year 03
31.08.1999Renewal fee patent year 04
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Cited inInternational search[A]FR2114417  (METALLGESELLSCHAFT AG, et al) [A] 1-7* the whole document *;
 [A]US4368070  (FRACCHIA PIERLUIGI [IT]) [A] 1,7 * column 2, line 33 - column 4, line 14; figure . *;
 [X]DE3941894  (STEINMUELLER GMBH L & C [DE]) [X] 1,2,5,6 * column 2, line 62 - column 4, line 9; figure 1; claims 1-10 *;
 [A]DE4109991  (METALLWARENFABRIK STOCKACH GMBH) [A] 1-7 * the whole document *;
 [PX]WO9527555  (AUSTRIA METALL [AT]) [PX] 1,2,4-7 * the whole document *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.