(84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO
SE SI SK TR |
(30) |
Priority: |
29.09.2006 US 848122 P 27.09.2007 US 863062 27.09.2007 US 863081 27.09.2007 US 863103 27.09.2007 US 863121
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(71) |
Applicant: ION Geophysical Corporation |
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Houston, TX 77042-2839 (US) |
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(72) |
Inventors: |
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- ELDER, Alfred, Keith
Richmond, TX 77459 (US)
- EPERJESI, Richard
Stafford, TX 77477 (US)
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(74) |
Representative: Jeffrey, Philip Michael |
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Frank B. Dehn & Co.
St Bride's House
10 Salisbury Square London
EC4Y 8JD London
EC4Y 8JD (GB) |
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