Lubricant Additives

Antioxidants 43

40. Karol, T.J., S.G. Donnelly, and R.J. Hiza. Antioxidant additive compositions and lubricating composi-
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41. Salomon, M.F. N-Substituted thio alkyl phenothiazines. U.S. Patent 5,034,019 (July 23, 1991, The
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42. Germanaud, L., P. Azorin, and P. Turello. Antioxidant nitrogen-containing additives for lubricating oils.
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43. Kapuscinski, M.M. and R.T. Biggs. Dispersant and antioxidant VI improver based on olefi n copolymers
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45. Brown, A.L. Treatment of hydrocarbon oils. U.S. Patent 1,234,862 (July 31, 1917, Westinghouse and
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46. Ashburn, H.V. and W.G. Alsop. Lubricating oil. U.S. Patent 2,221,162 (November 12, 1940, The Texas
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47. Hall, F.W. and C.G. Towne. Method of lubrication. U.S. Patent 2,257,601 (September 30, 1941, The
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48. Musher, S. Lubricating oil and the method of making the same. U.S. Patent 2,223,941 (December 3,
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49. Loane, C.M. and J.W. Gaynor. Lubricant. U.S. Patent 2,322,859 (June 29, 1943, Standard Oil
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50. Moran, R.C., W.L. Evers, and E.W. Fuller. Petroleum product and method of making same. U.S. Patent
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51. Moran, R.C. and A.P. Kozacik. Mineral oil composition. U.S. Patent 2,151,300 (March 21, 1939, Socony-
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52. Cohen, S.C. Synergistic antioxidant system for severely hydrocracked lubricating oils. U.S. Patent
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53. Farrington, B.B. and J.O. Clayton. Compounded mineral oil. U.S. Patent 2,228,658 (January 14, 1941,
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54. Farrington, B.B., J.O. Clayton, and J.T. Rutherford. Compounded mineral oil. U.S. Patent 2,228,659
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55. Meyers, D. Method of lubricating compression cylinders used in the manufacture of high-pressure
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56. Holt, A. and G. Mulqueen. Stabilizing compositions for lubricating oils. U.S. Patent Appl. 2003/0171227
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59. Messina, N.V. and D.R. Senior. Stabilized fl uids. U.S. Patent 3,556,999 (January 19, 1971, Rohm and
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60. Rutherford, J.T. and R.J. Miller. Compounded hydrocarbon oil. U.S. Patent 2,252,984 (August 19, 1941,
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61. Rutherford, J.T. and R.J. Miller. Compounded oil. U.S. Patent 2,252,985 (August 19, 1941, Standard Oil
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62. Asseff, P.A. Lubricant. U.S. Patent 2,261,047 (October 28, 1941, The Lubri-Zol Corporation).


63. Cook, E.W. and W.D. Thomas Jr. Crankcase lubricant and chemical compound therefore. U.S. Patent
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64. Cook, E.W. and W.D. Thomas Jr. Crankcase lubricant and chemical compound therefore. U.S. Patent
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65. Cook, E.W. and W.D. Thomas Jr. Lubricating oil composition. U.S. Patent 2,344,393 (March 14, 1944,
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66. Cook, E.W. and W.D. Thomas Jr. Lubricating composition. U.S. Patent 2,358,305 (September 19, 1944,
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67. Cook, E.W. and W.D. Thomas Jr. Lubricating compositions. U.S. Patent 2,368,000 (January 23, 1945,
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68. Davis, L.L., B.H. Lincoln, and G.D. Byrkit. Method of synthesizing sulphur-bearing high molecular
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