Invention Grant
- Patent Title: Control over catalyst particulate feed into an olefin polymerization reactor
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Application No.: US15326190Application Date: 2015-07-07
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Publication No.: US10252235B2Publication Date: 2019-04-09
- Inventor: Victoria Ker , Richard Paul Kong-Labrie
- Applicant: NOVA Chemicals (International) S.A.
- Applicant Address: CH Fribourg
- Assignee: NOVA Chemicals (International) S.A.
- Current Assignee: NOVA Chemicals (International) S.A.
- Current Assignee Address: CH Fribourg
- Agent Julie L. Heinrich
- Priority: CA2857456 20140722
- International Application: PCT/IB2015/055141 WO 20150707
- International Announcement: WO2016/012891 WO 20160128
- Main IPC: B01J8/00
- IPC: B01J8/00 ; B01J8/18 ; G01F11/24 ; G05D7/06 ; B05B7/14
Abstract:
The feed rate of a supported particulate catalyst through a unit body rotary disc catalyst feeder may be controlled by controlling the feed of nitrogen to the upper surface of the rotary disc.
Public/Granted literature
- US20170203269A1 IMPROVED CONTROL OVER CATALYST PARTICULATE FEED INTO AN OLEFIN POLYMERIZATION REACTOR Public/Granted day:2017-07-20
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