PROCESS FOR REDUCING OF LEACHABLE FLUORIDES AND CONTROLLING PH OF ALUMINUM WASTE PRODUCTS

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United States of America Patent

APP PUB NO 20150344988A1
SERIAL NO

14653638

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure provides processes for recycling spent pot lining carbon by-products (SPLCB) obtained from a caustic leach process. The process provides treating spent pot lining (SPL) or SPLCB with Ca/P-containing stabilizing agents.

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Patent Owner(s)

Patent OwnerAddress
RIO TINTO ALCAN INTERNATIONAL LIMITED1188 SHERBROOKE WEST MONTREAL H3A 3G2

International Classification(s)

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  • 2013 Application Filing Year
  • C22B Class
  • 312 Applications Filed
  • 280 Patents Issued To-Date
  • 89.75 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
BREAULT, Raymond Larouche, CA 3 18
HAMEL, Ghislain Jonquière, CA 1 0
MARCOUX, Alain Jonquière, CA 1 0

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  • 0 Citation Count
  • C22B Class
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges6813510401 - 1011 - 2021 - 300102030405060708090100110120130140150

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