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Extract from the Register of European Patents

EP About this file: EP2966035

EP2966035 - Method for the recovery of hydrochloric acid from metal chloride solutions with a high iron chloride content [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  16.12.2016
Database last updated on 19.10.2024
Most recent event   Tooltip16.12.2016Application deemed to be withdrawnpublished on 18.01.2017  [2017/03]
Applicant(s)For all designated states
KRONOS INTERNATIONAL, Inc.
Peschstrasse 5
51373 Leverkusen / DE
[N/P]
Former [2016/02]For all designated states
KRONOS INTERNATIONAL, INC.
Peschstrasse 5
51373 Leverkusen / DE
Inventor(s)01 / Gnotke, Oliver
Kemperbachstr. 1
51069 Köln / DE
 [2016/02]
Application number, filing date14002335.908.07.2014
[2016/02]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP2966035
Date:13.01.2016
Language:DE
[2016/02]
Search report(s)(Supplementary) European search report - dispatched on:EP25.11.2014
ClassificationIPC:C01B7/03, C01G49/06, C23G1/36
[2016/02]
CPC:
C01G49/06 (EP,US); C01B7/0737 (US); C01B7/035 (EP,US);
C23G1/36 (EP,US)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2016/02]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:Verfahren zur Rückgewinnung von Salzsäure aus Metallchloridlösungen mit hohem Eisenchloridanteil[2016/02]
English:Method for the recovery of hydrochloric acid from metal chloride solutions with a high iron chloride content[2016/02]
French:Procédé de récupération d'acide chlorhydrique à partir de solutions de carbonate de métal à teneur élevée en chlorure ferrique[2016/02]
Examination procedure14.07.2016Application deemed to be withdrawn, date of legal effect  [2017/03]
05.09.2016Despatch of communication that the application is deemed to be withdrawn, reason: examination fee not paid in time  [2017/03]
Fees paidPenalty fee
Additional fee for renewal fee
31.07.201603   M06   Not yet paid
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[L]WO9316000  (AUSTPAC GOLD NL [AU]) [L] 1-8 * L: Referenzdokument; page 5, lines 1-9,31-33 *;
 [AD]EP0625957  (AUSTPAC GOLD NL [AU]) [AD] 1-8;
 [I]US2009095132  (WINTER JOHN DAVID [AU]) [I] 1-8 * paragraphs [0045] , [0046] , [0047] , [0064] , [0068]; figure 1 *;
 [A]EP2310323  (SMS SIEMAG AG [DE]) [A] 1-8* paragraphs [0036] - [0038] *;
 [A]  - FRANK H BAERHOLD ET AL, "Recycling of acids via pyrohydrolysis: fundamentals and applications", REWAS '99 : GLOBAL SYMPOSIUM ON RECYCLING, WATER TREATMENT AND CLEAN TECHNOLOGY; PROCEEDINGS OF THE REWAS'99: GLOBAL SYMPOSIUM ON RECYCLING, WASTE TREATMENT AND CLEAN TECHNOLOGY, HELD IN SAN SEBASTIÁN, SPAIN, SEPTEMBER 5-9, 1999; TMS FALL 1999 EXTRAC, (1999), vol. 2, ISBN 978-84-923445-3-6, pages 1297 - 1308, XP008172948 [A] 1-8 * page 1298 - page 1299 *
by applicantEP0625957
    - BAERHOLD, F.H.; LEBL, A., "Recycling of acids via pyrohydrolysis: fundamentals and applications", REWAS'99 GLOBAL SYMPOSIUM ON RECYCLING, WASTE TREATMENT AND CLEAN TECHNOLOGY, (1999), vol. 11, pages 1297 - 1307
    - AHMAD K.; LEE, C., "Minimizing fuel cost during thermal regeneration of the hydrochloric acid lixiviant", HYDROMETALLURGY 2003, PROCEEDINGS OF THE INTERNATIONAL SYMPOSIUM HONORING PROFESSOR LAN M. RITCHIE, (20030824), vol. 1, pages 533 - 544
    - PEEK, "Chloride pyrohydrolysis - Lixiviant regeneration and metal separation", DISSERTATION TECHNISCHE UNIVERSITäT DELFT/NL, (1996), page 74
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.