| http://www.w3.org/ns/prov#value | - Patent US5352436 - Surfactant-stabilized microbubble mixtures, process for preparing and ... - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsThe present invention is a mixture including a solvent, a first surfactant and a second, dispersible surfactant different from the first surfactant, the mixture having stabilized gas microbubbles for
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