Orogil
21Patents
0Active
21Granted
29Portfolio score
Filing activity: Feb 5, 1976 → Sep 20, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4764295A | Non-foaming detergent-dispersant additives for lubricating oils and process for making such additives | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4251379A | Detergent-dispersants of high alkalinity for lubricating oils and process for their preparation | Chemistry; Metallurgy | 18 | Expired |
| US4302342A | Process for the preparation of detergent dispersants of high alkalinity for lubricating oils and the product obtained therefrom | Chemistry; Metallurgy | 17 | Expired |
| US4199462A | Compositions based on alkenyl succinimides, a method of preparing them, and lubricant compositions containing them | Chemistry; Metallurgy | 16 | Expired |
| US4168242A | Novel alkenyl-substituted oxa-amines and their use as additives for lubricating oils and fuels | Chemistry; Metallurgy | 15 | Expired |
| US4293431A | Process of preparing metallic detergent-dispersant additives of high alkalinity in particular for lubricating oils, and product obtained thereby | Chemistry; Metallurgy | 10 | Expired |
| US4094802A | Novel lubricant additives | Chemistry; Metallurgy | 9 | Expired |
| US4042514A | Novel lubricating compositions containing derivatives of 1,2-dithiol-3-thiones or 1,2-dithiol-3-ones | Chemistry; Metallurgy | 9 | Expired |
| US4514313A | High alkalinity sulfurized alkylphenates of alkaline earth metals and method of making same | Chemistry; Metallurgy | 8 | Expired |
| US5030687A | Detergent-dispersant additives based on salts of alkaline-earth and alkali metals for lubricating oils | Chemistry; Metallurgy | 8 | Expired |
| US4382004A | Preparation of magnesium alkylphenates and their use as detergent-dispersant additives for lubricating oils | Chemistry; Metallurgy | 7 | Expired |
| US4751010A | Sulfonated and sulfurized detergent-dispersant additives for lubricating oils | Chemistry; Metallurgy | 7 | Expired |
| US4470916A | High alkalinity metallic detergent-dispersant additives for lubricating oils and method of making same | Chemistry; Metallurgy | 7 | Expired |
| US5035816A | Process for preparing superalkalinized detergent-dispersant additives for lubricating oils | Chemistry; Metallurgy | 6 | Expired |
| US4081388A | Compositions based on alkenylsuccinimides as additives for lubricating oils | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4288335A | Novel metallic dithiophosphates and their use as additives for lubricating oils | Chemistry; Metallurgy | 6 | Expired |
| US4293430A | Sulfurized metallic dithiophosphates and their use as additives for lubricating oils | Chemistry; Metallurgy | 5 | Expired |
| US4412927A | Process for the preparation of superalkalinized metallic detergent-dispersants for lubricating oils and products obtained therefrom | Chemistry; Metallurgy | 4 | Expired |
| US4464289A | Super-alkalinized detergent-dispersant additives for lubricating oils and method of making same | Chemistry; Metallurgy | 3 | Expired |
| US4189389A | Novel alkenyl succinimides and process for their preparation | Chemistry; Metallurgy | 2 | Expired |
| US4224171A | Novel lubricant additives containing phosphorus and nitrogen and lubricant compositions containing them | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.