Quaternary ammonium trihalide and method for dissolution of metal with liquid containing the compound

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United States of America Patent

PATENT NO 5264191
SERIAL NO

07888380

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A quaternary ammonium trihalide, a novel compound, represented by the formula: [A--R'].sup.+ .multidot.X.sub.3.sup.- (wherein A stands for a trialkyl-amino radical or a pyridyl radical, R' for an alkyl radical of 6 to 22 carbon atoms, and X for a halogen atom) and a method for the dissolution of a metal with a liquid consisting essentially of an organic solvent and the quaternary ammonium trihalide.

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Patent Owner(s)

Patent OwnerAddress
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY MINISTRY OF INTERNATIONAL TRADE & INDUSTRY3-1 KASUMIGASEKI 1-CHOME CHIYODA-KU TOKYO

International Classification(s)

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  • 1992 Application Filing Year
  • C01B Class
  • 483 Applications Filed
  • 223 Patents Issued To-Date
  • 46.17 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances199219931994199519961997199819990255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kaeriyama, Kyoji Tsuchiura, JP 13 118
Nakao, Yukimichi Tsukuba, JP 11 59

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Patent Citation Ranking

  • 9 Citation Count
  • C01B Class
  • 5.29 % this patent is cited more than
  • 32 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges212637820742201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 70020406080100120140160180200220240260280

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