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1959-05-07 |
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1962-11-29 |
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1963-02-12 |
1966-11-01 |
Lubrizol Corp |
Carbonated bright stock sulfonates and lubricants containing them
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1963-03-18 |
1965-07-13 |
Lubrizol Corp |
Organic complexes
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1963-03-20 |
1966-03-22 |
Texaco Inc |
Hyperbasic metal complex
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1963-06-03 |
1966-05-10 |
Continental Oil Co |
Preparation of over-based sulfonate composition
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1963-11-15 |
1966-10-25 |
Exxon Research Engineering Co |
Stable colloidal dispersions of molybdenum sulfide
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1964-01-02 |
1967-04-18 |
Mobil Oil Corp |
Fuels and lubricants containing inclusion compounds
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1965-05-11 |
1968-06-25 |
Exxon Research Engineering Co |
Polyester additives for hydrocarbon oil compositions and process of preparing the same
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1965-12-28 |
1968-01-23 |
Texaco Inc |
Overbased calcium sulfonate
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1966-02-04 |
1968-05-21 |
Texaco Inc |
Hyperbasic calcium sulfonate lubricating oil composition
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1966-04-12 |
1968-03-12 |
Texaco Inc |
Method of preparing overbased calcium sulfonate oil concentrates
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1972-11-06 |
1976-12-14 |
Bell & Howell Company |
Wide latitude toner
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1973-01-15 |
1975-10-21 |
Continental Oil Co |
Waterflooding method using overbased sulfonate
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1973-02-26 |
1975-04-22 |
Continental Oil Co |
Process for recovering hydrocarbons using overbased linear alkylate sulfonates as waterflood additives
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1973-08-15 |
1976-04-27 |
Continental Oil Company |
Oil recovery method using overbased waterflood additive containing sulfonates derived from alkylation reaction products
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1974-10-11 |
1977-10-25 |
Bell & Howell Company |
Method of developing electrostatic images using wide latitude toner
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1976-04-29 |
1978-03-11 |
Lubrizol Corp |
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1978-05-01 |
1980-03-11 |
Bray Oil Company, Inc. |
Overbased magnesium sulfonate process
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1979-10-02 |
1980-09-30 |
Ethyl Corporation |
Process for producing overbased alkaline earth hydrocarbyl sulfonates
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1982-11-10 |
1984-10-09 |
Kimes Corporation |
Alkali earth metal oxide-based coating compositions
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1983-09-09 |
1986-07-01 |
Witco Corporation |
One-step process for preparation of overbased calcium sulfonate greases and thickened compositions
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1983-09-14 |
1985-12-24 |
Witco Chemical Corporation |
High performance calcium borate modified overbased calcium sulfonate complex greases
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1984-05-11 |
1985-12-10 |
Phillips Petroleum Company |
Continuous process for overbasing petroleum sulfonate in a pipe reactor with multiple entry of countercurrent carbon dioxide
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1987-09-23 |
1992-04-28 |
The Lubrizol Corporation |
Method of overbasing with a hydroxy sulfonic acid copromoter
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1989-03-30 |
1993-10-26 |
Institut Francais Du Petrole |
New thiophosphoretted compounds, their preparation and their use as additives for lubricants
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1989-03-30 |
1993-02-05 |
Inst Francais Du Petrole |
Nouveaux composes thiophosphores, leur preparation et leur utilisation comme additifs pour lubrifiants
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1990-11-02 |
1993-03-02 |
Conoco Inc. |
Process for the preparation of over-based group 2A metal sulfonate greases and thickened compositions
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1994-03-31 |
Lubrizol Corp |
Composiciones sobrebasificadas sulfuradas.
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2008-10-08 |
The Lubrizol Corporation |
Method of preparing an overbased or neutral detergent
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2011-10-31 |
2014-05-31 |
Nch Corp |
Calcium carbonate based calcium sulfonate grease compositions and method of manufacture
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2011-10-31 |
2018-05-22 |
Nch Corporation |
Method of manufacturing calcium sulfonate greases using delayed addition of non-aqueous converting agents
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2011-10-31 |
2018-05-22 |
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Composition and method of manufacturing calcium sulfonate greases using alkali metal hydroxide and delayed addition of non-aqueous converting agents
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2016-10-04 |
Nch Corporation |
Calcium hydroxyapatite based sulfonate grease compositions and method of manufacture
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2016-05-18 |
2018-10-02 |
Nch Corporation |
Composition and method of manufacturing calcium magnesium sulfonate greases
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2016-05-18 |
2019-12-31 |
Nch Corporation |
Composition and method of manufacturing calcium magnesium sulfonate greases
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2016-05-18 |
2018-10-02 |
Nch Corporation |
Composition and method of manufacturing calcium sulfonate and calcium magnesium sulfonate greases using a delay after addition of facilitating acid
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2016-05-18 |
2019-08-27 |
Nch Corporation |
Composition and method of manufacturing overbased sulfonate modified lithium carboxylate grease
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2016-05-18 |
2018-10-02 |
Nch Corporation |
Composition and method of manufacturing calcium magnesium sulfonate greases without a conventional non-aqueous converting agent
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2020-02-11 |
2023-05-30 |
Nch Corporation |
Composition and method of manufacturing and using extremely rheopectic sulfonate-based greases
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