|
| US3966625 | 3 Oct 1974 | 29 Jun 1976 | Nippon Oils and Fats Company Limited | Lubricating oil composition containing polyoxyalkylene glycol diether viscosity-index improvers |
| US4053428 | 15 Sep 1975 | 11 Oct 1977 | The Lubrizol Corporation | Hydrocarbon-substituted methylol phenols |
| US4093666 | 12 Nov 1976 | 6 Jun 1978 | Hoechst Aktiengesellschaft | Process for the manufacture of glycol ether formals |
| US4189609 | 28 Nov 1977 | 19 Feb 1980 | BASF Wyandotte Corporation | Multi-block coupled polyoxyalkylene copolymer surfactants |
| US4273891 | 6 Sep 1977 | 16 Jun 1981 | The Lubrizol Corporation | Hydrocarbon-substituted methylol phenols |
| US4418217 | 27 Apr 1981 | 29 Nov 1983 | Henkel Kommanditgesellschaft auf Aktien | Mixed formals of polyglycol ethers |
| US4454059 | 16 Apr 1981 | 12 Jun 1984 | The Lubrizol Corporation | Nitrogenous dispersants, lubricants and concentrates containing said nitrogenous dispersants |
| US5032305 | 13 Apr 1990 | 16 Jul 1991 | Asahi Denka Kogyo K.K. | Lubricant for refrigerant |
| US6342466 | 2 Sep 1999 | 29 Jan 2002 | Clariant Finance (BVI) Limited | Biodegradable solutions of biologically active compounds |