Invention Grant
- Patent Title: Modified filter rod feeding trays for porous masses
- Patent Title (中): 用于多孔质量的改性过滤棒进料盘
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Application No.: US14311501Application Date: 2014-06-23
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Publication No.: US09380807B2Publication Date: 2016-07-05
- Inventor: Paul Busby , Zeming Gou , Ronald Hughes
- Applicant: Celanese Acetate LLC
- Applicant Address: US TX Irving
- Assignee: Celanese Acetate LLC
- Current Assignee: Celanese Acetate LLC
- Current Assignee Address: US TX Irving
- Agency: McDermott Will & Emery LLP
- Main IPC: A47F1/04
- IPC: A47F1/04 ; A47F5/00 ; A47F7/00 ; A24C5/358 ; A47F5/10 ; A24D3/02 ; A47B57/44 ; A47B47/03 ; A47B47/00 ; A47B57/18

Abstract:
Modified feeding trays for use in the production of segmented filters may be advantageous when handling filter rods that are porous masses. A modified feeding tray may include a rectangular bottom; opposing first and second sidewalls coupled to corresponding first and second edges of the rectangular bottom; a third sidewall coupled to a third edge of the rectangular bottom and extending between the first and second sidewalls; and a shelf extending between the first and second sidewalls at an intermediate location along a length of each of the first and second sidewalls and thereby defining an open compartment formed by the first and second sidewalls, the shelf, and the bottom, and a closed compartment defined by the first, second, and third sidewalls, the shelf, and the bottom. In some instances, the shelf may be repositionable within the modified feeding tray
Public/Granted literature
- US20150001168A1 MODIFIED FILTER ROD FEEDING TRAYS FOR POROUS MASSES Public/Granted day:2015-01-01
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