Invention Grant
- Patent Title: Compartmentalized pellet for improved contaminant removal
- Patent Title (中): 隔层丸，用于改善污染物去除
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Application No.: US11333693Application Date: 2006-01-17
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Publication No.: US07931968B2Publication Date: 2011-04-26
- Inventor: Delane Nagel Richardson , Edwin A. Sisson , Rebecca Spooner Korwin
- Applicant: Delane Nagel Richardson , Edwin A. Sisson , Rebecca Spooner Korwin
- Applicant Address: US WV Apple Grove
- Assignee: M & G USA Corporation
- Current Assignee: M & G USA Corporation
- Current Assignee Address: US WV Apple Grove
- Agency: Edwin A. Sisson Attorney at Law, LLC
- Main IPC: B32B5/16
- IPC: B32B5/16
Abstract:
This invention is to an improved method for cleaning contaminated polymer when that polymer is to be blended with clean material. The method involves combining the contaminated material and the clean material in a compartmentalized pellet wherein the contaminated material is placed in the outermost compartment, the clean material is placed in an inner compartment and then subjecting the pellet to an extraction process.
Public/Granted literature
- US20060160909A1 Compartmentalized pellet for improved contaminant removal Public/Granted day:2006-07-20
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