4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Sulfonic acids or salts thereof

Kurt R. Nielsen

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Sodium bicarbonate production from nahcolite

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Alkali metal
Reexamination Certificate

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Surfactants derived from 2-(2-hydroxyphenyl)benzenesulfinate and

Organic compounds -- part of the class 532-570 series – Organic compounds – Sulfonic acids or salts thereof
Patent

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Profile ID: LFUS-PAI-P-977367

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