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Innovative eco friendly traps for the control of
Pine Lepidoptera in urban and recreational places

TECHNOLOGICAL WATCH

Type of information: PATENTS

In this section, you can access to the latest technical information related to the PISA project topic.

HATCH COVER FOR RAILWAY CARS AND METHOD OF MANUFACTURING THE SAME

A hatch cover for a covered hopper railcar includes a substantially circular shell member having a radially outer circumferential perimeter. The substantially circular shell member includes a topside surface and an underside surface. The hatch cover also includes a downwardly extending rim member coupled to and unitarily formed with the substantially circular shell member. The substantially circular shell member and the downwardly extending rim member define a shell/rim interface at the underside surface. The hatch cover further includes at least one sealing gasket fixedly coupled to the underside surface proximate the shell/rim interface.


» Number: US2017225694A1 (A1)

» Publication Date: 17//2/10/0

» Applicant: AMERICAN RAILCAR IND INC?[US]

» Inventor: SANDHEINRICH GLENN?[US]; RECKKER CHRISTOPHER?[US] (1)

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