The apparatus for generating ionic flow of media includes a DC voltage supply having a positive terminal and a negative terminal with a collector connected to the negative terminal of the direct current voltage supply. The collector has a substantially tubular configuration with a rear and front section with inwardly tapering frusto-conical section therebetween. An emitter pin is connected to the positive terminal of the direct current voltage supply with the majority of the tip being located within the frusto-conical section of the collector. Alternatively, the front section of the collector may be made of a dielectric material, such as plastic. As a result, fluid flow, such as air flow, is generated from the input port of the rear section of the collector, through the frusto-conical section of the collector and out the output port of the front section of the collector.

 
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> Method of operating a cryogenic liquid gas storage tank

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