Multi-stage loop reactor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20030147791A1
SERIAL NO

10323494

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A multi-stage loop reactor, employed in various gas-liquid or gas-liquid-solid chemical reaction systems, which comprises a reactor body, draft tube(s) inside the reactor body, and a gas distributor at the bottom of draft tube. The draft tube can include one or more sections. The multi-stage loop reactor of the present invention has a higher mass transfer rate because the different phases are well mixed throughout the reactor, and the gas bubbles are distributed evenly everywhere. The reactor of this invention can be extensively applied in various gas-liquid or gas-liquid-solid reaction processes including the oxidization process, hydrogenation process, hydrocracking process, coal liquification process, fermentation process, hydrocarbon processing process, and biological treatment of waste water, etc.

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Patent Owner(s)

Patent OwnerAddress
PETROCHINA COMPANY LTD16 ANDE ROAD DONGCHENG DISTRICT BEIJING 100011

International Classification(s)

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  • 2002 Application Filing Year
  • B01F Class
  • 500 Applications Filed
  • 205 Patents Issued To-Date
  • 41 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20022003200420052006200720082009201020112012201320140255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ding, Fuxin Haidian Distract, CN 2 55
Liu, Zheng Haidian Distract, CN 491 1992
Ma, An Xicheng District, CN 9 196
Qiao, Yong Xicheng District, CN 225 1651
Yuan, Naiju Haidian Distract, CN 1 44

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Patent Citation Ranking

  • 44 Citation Count
  • B01F Class
  • 96.21 % this patent is cited more than
  • 22 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges81676227155221101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 80100 +0102030405060708090100110120130140150160170180

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