(19)
(11) EP 3 204 936 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
07.12.2022 Bulletin 2022/49

(45) Mention of the grant of the patent:
26.10.2022 Bulletin 2022/43

(21) Application number: 15849769.3

(22) Date of filing: 18.09.2015
(51) International Patent Classification (IPC): 
G10K 11/172(2006.01)
(52) Cooperative Patent Classification (CPC):
G10K 11/172
(86) International application number:
PCT/US2015/050839
(87) International publication number:
WO 2016/057186 (14.04.2016 Gazette 2016/15)

(54)

CONCENTRIC RESONATORS FOR MACHINES

KONZENTRISCHE RESONATOREN FÜR MASCHINEN

RÉSONATEURS CONCENTRIQUES POUR MACHINES

(84) Designated Contracting States:
AL 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

(30) Priority: 08.10.2014 US 201462061223 P

(43) Date of publication of application:
16.08.2017 Bulletin 2017/33

(73) Proprietor: Dresser Rand Company
Houston TX 77079 (US)

(72) Inventor:
  • LIU, Zheji
    Olean, New York 14760 (US)

(74) Representative: Isarpatent 
Patent- und Rechtsanwälte Barth Charles Hassa Peckmann & Partner mbB Friedrichstrasse 31
80801 München
80801 München (DE)


(56) References cited: : 
EP-A1- 2 952 747
FR-A1- 2 216 445
US-A1- 2005 034 918
US-A1- 2007 169 992
US-A1- 2012 181 107
 DE-A1- 19 947 938
GB-A- 1 507 663
US-A1- 2006 225 944
US-A1- 2010 206 664
US-A1- 2012 292 128
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).