SULFONATION WITH SULFUR TRIOXIDE - PETROLEUM LUBRICANT RAFFINATES

[1] ARCHIBALD FM, 1952, Patent No. 2581064

[2] AXE WN, 1953, Patent No. 2660562

[3] FLINT G, 1954, ENCY CHEM TECHNOLOGY, V13, P501

[4] FRAME AP, 1940, Patent No. 2205924

[5] SULFONATION AND SULFATION WITH SULFUR TRIOXIDE [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1953, 45 (09): : 2065 - 2072

[6] LIQUID SULFUR DIOXIDE IN SULFONATION OF BENZENE [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1948, 40 (03): : 508 - 510

[7] LIKHUSHIN KP, 1934, AZERBAIDZHAN NEFTYAN, P63

[8] LIKHUSHIN KP, 1934, AZERBAIDZHAN NEFTYAN, P87

[9] LIKHUSHIN KP, 1932, AZERBAIDZHAN NEFTYAN, P67

[10] LIKHUSHIN KP, 1933, AZERBAIDZHAN NEFTYAN, P116

[1] ARCHIBALD FM, 1952, Patent No. 2581064

[2] AXE WN, 1953, Patent No. 2660562

[3] FLINT G, 1954, ENCY CHEM TECHNOLOGY, V13, P501

[4] FRAME AP, 1940, Patent No. 2205924

[5] SULFONATION AND SULFATION WITH SULFUR TRIOXIDE [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1953, 45 (09): : 2065 - 2072

[6] LIQUID SULFUR DIOXIDE IN SULFONATION OF BENZENE [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1948, 40 (03): : 508 - 510

[7] LIKHUSHIN KP, 1934, AZERBAIDZHAN NEFTYAN, P63

[8] LIKHUSHIN KP, 1934, AZERBAIDZHAN NEFTYAN, P87

[9] LIKHUSHIN KP, 1932, AZERBAIDZHAN NEFTYAN, P67

[10] LIKHUSHIN KP, 1933, AZERBAIDZHAN NEFTYAN, P116