Tze-Chi Jao

Person

Fishkill, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Lubricants with linear alkaryl overbased detergents
- Patent number 5,792,732
- Issue date Aug 11, 1998
- Ethyl Additives Corp.
- Tze Chi Jao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Overbased calcium sulfonate
- Patent number 5,578,235
- Issue date Nov 26, 1996
- Ethyl Additives Corporation
- Tze-Chi Jao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Continuous process for preparing overbased salts
- Patent number 5,332,514
- Issue date Jul 26, 1994
- Texaco Inc.
- Kenneth L. Kreuz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of preparing overbased calcium sulfonates
- Patent number 5,132,033
- Issue date Jul 21, 1992
- Texaco Inc.
- Tze C. Jao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for preparing improved overbased calcium sulfonate
- Patent number 4,997,584
- Issue date Mar 5, 1991
- Texaco Inc.
- Tze C. Jao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for the preparation of sulfurized overbased phenate detergents
- Patent number 4,973,411
- Issue date Nov 27, 1990
- Texaco Inc.
- Tze C. Jao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing overbased calcium sulfonates
- Patent number 4,954,272
- Issue date Sep 4, 1990
- Texaco Inc.
- Tze C. Jao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for preparing overbased calcium sulfonates
- Patent number 4,929,373
- Issue date May 29, 1990
- Texaco Inc.
- William J. Powers
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for preparing overbased calcium sulfonates
- Patent number 4,810,396
- Issue date Mar 7, 1989
- Texaco Inc.
- Tze-Chi Jao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing overbased calcium sulfonates
- Patent number 4,780,224
- Issue date Oct 25, 1988
- Texaco Inc.
- Tze-Chi Jao
- C07 - ORGANIC CHEMISTRY

Tze-Chi Jao

Person

Patents Grantslast 30 patents

Lubricants with linear alkaryl overbased detergents

Overbased calcium sulfonate

Continuous process for preparing overbased salts

Method of preparing overbased calcium sulfonates

Process for preparing improved overbased calcium sulfonate

Process for the preparation of sulfurized overbased phenate detergents

Process for preparing overbased calcium sulfonates

Process for preparing overbased calcium sulfonates

Process for preparing overbased calcium sulfonates

Method of preparing overbased calcium sulfonates