LUOYANG PETROCHEMICAL ENGINEERING CORPORATION
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 27, 2011 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 3 Total Citation Count
- Jun 11, 2003 Earliest Filing
- 1 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8083951 Method for purifying quench water and scrubbing water from MTO by mini-hydrocyclone and apparatus used for sameApr 21, 09Dec 27, 11[C07C, B01D]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6723228 Additive used in catalytic cracking of hydrocarbons and a process of catalytic cracking of hydrocarbons using the sameExpiredJun 11, 03Apr 20, 04[C10G]
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