Alex van der Spek

Characterizing Sound Generated by Multiphase Flow

Daniel T. Georgi, Wang Jianrong, Alex van der Spek, 1999 .

CLAMP-ON, SONAR-BASED VOLUMETRIC FLOW RATE AND GAS VOLUME FRACTION MEASUREMENT FOR INDUSTRIAL APPLICATIONS

Daniel L. Gysling, Douglas H. Loose, Alex van der Spek, 2005 .

Neural-Net Identification of Flow Regime With Band Spectra of Flow-Generated Sound

Alex van der Spek, Alix Thomas, 1999 .

CLAMP-ON, SONAR-BASED VOLUMETRIC FLOW RATE AND ENTRAINED GAS MEASUREMENT FOR INDUSTRIAL APPLICATIONS

Daniel L. Gysling, Douglas H. Loose, Alex van der Spek, 2007 .

Downhole Fiber-Optic Flowmeter: Design, Operating Principle, Testing, and Field Installations

Daniel L. Gysling, Francis X. Bostick, Tor K. Kragas, 2003 .

Downhole fiber-optic multiphase flowmeter

Daniel L. Gysling, F. X. Bostick, Tor K. Kragas, 2002 .

Downhole Fiber-Optic Multiphase Flowmeter: Design, Operating Principle, and Testing

Daniel L. Gysling, Francis X. Bostick, Tor K. Kragas, 2002 .