Recovery of nitric acid from waste etching solution using solvent extraction

Journal of Hazardous Materials

Volumn 163, Issue 2-3, 2009, Pages 729-734

  Shin, Chang Hoon ^a   Kim, Ju Yup ^a,c   Kim, Jun Young ^a   Kim, Hyun Sang ^b   Lee, Hyang Sook ^a   Mohapatra, Debasish ^a   Ahn, Jae Woo ^d   Ahn, Jong Gwan ^e   Bae, Wookeun ^c  

^a Daeil Development Co Ltd   (South Korea)

^b R and D Team   (South Korea)

^c Hanyang University   (South Korea)

^d Daejin University   (South Korea)

^e Korea Institute of Geosceince and Mineral Resources   (South Korea)

Author keywords

Acetic acid; Nitric acid; Solvent extraction; Tributyl phosphate; Waste acids

Indexed keywords

BATCH TESTS; CONCENTRATION OF; CONTINUOUS OPERATIONS; EQUILIBRIUM CONDITIONS; ETCHING SOLUTIONS; EXTRACTANTS; EXTRACTION SYSTEMS; FEED SOLUTIONS; MIXER SETTLERS; PRE TREATMENTS; PROCESS OPTIMIZATIONS; SOLVENT-EXTRACTION TECHNIQUES; TRIBUTYL PHOSPHATE; WASTE ACIDS; WASTE SOLUTIONS; WASTE STREAMS;

ACETIC ACID; HYDROFLUORIC ACID; METAL ANALYSIS; NITRIC ACID; PH; PH EFFECTS; PHOSPHATES; SEMICONDUCTING SILICON COMPOUNDS; SILICON WAFERS; SODIUM; SOLVENT EXTRACTION; SOLVENTS; STRIPPING (DYES);

EXTRACTION;

ACETIC ACID; EQUILIBRIUM; EXTRACTION METHOD; FEASIBILITY STUDY; HYDROFLUORIC ACID; NITRIC ACID; ORGANOPHOSPHATE; PHYSICAL PROPERTY; WASTE TREATMENT;

INDUSTRIAL WASTE; NITRIC ACID; PHOSPHORIC ACID ESTERS; SOLUTIONS; SOLVENTS;

EID: 59849109413     PISSN: 03043894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2008.07.019     Document Type: Article

References (12)

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