| http://www.w3.org/ns/prov#value | - A dynamic shaft seal assembly, comprising: a shaft; an annular casing surrounding said shaft; a seal having a base portion mounted to said casing, said seal including an axially extending portion extending from said base portion, a radially extending portion extending inwardly from an end of said axially extending portion, a generally conically shaped seal portion extending from an end of said rad
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