Latest Inventions, Goods, Services
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2011
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Invention
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Flow control for large diameter conduits. A slide blind controls flow through conduits at a flang... |
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2007
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Invention
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Apparatus for controlling flow through a conduit. A conduit apparatus includes a slide plate betw... |
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Invention
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Polish rod clamp apparatus. A polish rod clamp apparatus has a body defining a lower rod aperture... |
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2005
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Invention
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Pumping from two levels of a pool of production fluid, and one way valve therefore. A method of p... |
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G/S
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Oil well pumps. |
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