Title:
METHOD FOR DETERMINING MINOR QUANTITY OF STRONG ACID IN MAJOR QUANTITY OF WEAK ACID
United States Patent 3466228
Inventors:
Trebes, Edward J.
Publication Date:
09/09/1969
Export Citation:
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Assignee:
TENNESSEE CORP
Primary Class:
205/780
Other Classes:
137/5, 137/93, 204/409, 205/786, 205/787.5, 324/438, 423/320, 436/101, 436/102, 436/151
International Classes:
G01N27/416; G01N27/416; (IPC1-7): B01K3/00
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US Patent References:
3294652Measurement of sulfuric acid and oleum concentration
3262051Method and apparatus for determining and controlling the concentration of nitric acidin a solution containing the same
3216925Continuous neutralizing of an oily fluid
3178263Method of producing phosphoric acid
3104946Manufacture of wet process phosphoric acid
2782151Method of testing oils
2752307ph sampling apparatus
2607718Process and apparatus for control of reagents
1915126Method of determining traces of nitric in sulphuric acid solutions




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