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Yes: IBM: https://patents.google.com/patent/US20070244837 https://patents.google.com/patent/US20070244837 Halliburton: https://patents.google.com/patent/US200

by bskari 9y ago

Yes: IBM: https://patents.google.com/patent/US20070244837 https://patents.google.com/patent/US20070244837 Halliburton: https://patents.google.com/patent/US20080270152 https://patents.google.com/patent/US20080270152