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US2008054636A1
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Method and apparatus for coupling a removable fluid conduit to an existing fluid conduit
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US6945273B2
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Dry break coupling assembly
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US6971633B2
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Rotatable seal for ball valve
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US6732878B2
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Venting lid apparatus for tank opening
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WO0037843A1
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Locking cam arm
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US5988699A
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Tank fitting facilitating fluid drainage
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CA2158675A1
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Reduced Length Bolted Ball Valve
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US5595217A
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Dry break coupling assembly with cam-locking connection system
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