1
Elmer E Travis: Method and apparatus for the destructive distillation of kerogen in situ. Henderson & Sturm, October 22, 1991: US05058675 (24 worldwide citation)

A method and apparatus for the destructive distillation of kerogen and extraction of oil and gas from oil shale. The method and apparatus includes generating super heated steam or air, injecting super heated steam or air into oil shale, heating the kerogen in the oil shale to a sufficient temperatur ...


2
Elmer E Travis: Support rack for plastic bags. Henderson & Sturm, February 21, 1989: US04805857 (15 worldwide citation)

A support rack (10) for twin handled plastic bags (100) wherein the support rack (10) comprises a support framework unit (11) and a handle capturing unit (12); wherein, the handle capturing unit (12) comprises a pair of stepped handle capturing members (20) whereby the effective width of the opening ...



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