Invention Grant
- Patent Title: Method and apparatuses for screening
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Application No.: US16001755Application Date: 2018-06-06
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Publication No.: US11213856B2Publication Date: 2022-01-04
- Inventor: James R. Colgrove , Clifford C. Smith
- Applicant: Derrick Corporation
- Applicant Address: US NY Buffalo
- Assignee: Derrick Corporation
- Current Assignee: Derrick Corporation
- Current Assignee Address: US NY Buffalo
- Agency: FisherBroyles, LLP
- Agent Jason P. Mueller
- Main IPC: B07B1/46
- IPC: B07B1/46 ; B07B1/18 ; B01D33/03 ; B01D33/74 ; B29C45/00 ; B29D28/00 ; B01D29/05 ; B01D29/19 ; B01D29/21 ; B01D29/90 ; B01D29/92 ; B01D39/16 ; B01D33/067 ; B29K75/00

Abstract:
Methods and apparatuses for screening are provided. Embodiments include a screen basket apparatus for screening material, comprising a grid frame having a plurality of openings arranged in a lattice and a plurality of screening cartridge assemblies affixed to the grid frame to cover the respective openings of the grid frame. The screening cartridge assembly includes a case and a screen assembly fitted into the case, and may be affixed to a set of transversal member of the grid frame. The case may be an injection molded thermoplastic polyurethane or a thermoset polymer. The screening elements together form a generally continuous screening surface across an exterior portion of the grid frame.
Public/Granted literature
- US20180345319A1 METHOD AND APPARATUSES FOR SCREENING Public/Granted day:2018-12-06
Information query
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