Yun Chang

Person

Dhahran, SA

People

Patents Grantslast 30 patents

Information Patent Grant
Densifying carbon dioxide with a dispersion of carbon dioxide-phili...
- Patent number 11,060,014
- Issue date Jul 13, 2021
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Controlled release of surfactants for enhanced oil recovery
- Patent number 10,954,429
- Issue date Mar 23, 2021
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Controlled release of surfactants for enhanced oil recovery
- Patent number 10,508,227
- Issue date Dec 17, 2019
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Densifying carbon dioxide with a dispersion of carbon dioxide-phili...
- Patent number 10,400,158
- Issue date Sep 3, 2019
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Encapsulation of an acid precursor for oil field applications
- Patent number 10,093,851
- Issue date Oct 9, 2018
- Saudi Arabian Oil Company
- Yun Chang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Densifying carbon dioxide with a dispersion of carbon dioxide-phili...
- Patent number 10,047,276
- Issue date Aug 14, 2018
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Encapsulation of an acid precursor for oil field applications
- Patent number 9,796,919
- Issue date Oct 24, 2017
- Saudi Arabian Oil Company
- Yun Chang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Controlled release of surfactants for enhanced oil recovery
- Patent number 9,580,639
- Issue date Feb 28, 2017
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Densifying carbon dioxide with a dispersion of carbon dioxide-phili...
- Patent number 9,546,316
- Issue date Jan 17, 2017
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Controlled release of surfactants for enhanced oil recovery
- Patent number 8,946,132
- Issue date Feb 3, 2015
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Plugging thief zones and fractures by in-situ and in-depth crystall...
- Patent number 8,869,894
- Issue date Oct 28, 2014
- Saudi Arabian Oil Company
- Xianmin Joe Zhou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Plugging thief zones and fractures by in-situ and in-depth crystall...
- Patent number 8,662,173
- Issue date Mar 4, 2014
- Saudi Arabian Oil Company
- Xianmin Joe Zhou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20200079991
- Publication date Mar 12, 2020
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...
- Publication number 20190345374
- Publication date Nov 14, 2019
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...
- Publication number 20180258341
- Publication date Sep 13, 2018
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20170121588
- Publication date May 4, 2017
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ENCAPSULATION OF AN ACID PRECURSOR FOR OIL FIELD APPLICATIONS
- Publication number 20170114268
- Publication date Apr 27, 2017
- Saudi Arabian Oil Company
- Yun CHANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...
- Publication number 20170088768
- Publication date Mar 30, 2017
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ENCAPSULATED NANOCOMPOSITIONS FOR INCREASING HYDROCARBON RECOVERY
- Publication number 20160298022
- Publication date Oct 13, 2016
- Saudi Arabian Oil Company
- Yun Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ENCAPSULATION OF AN ACID PRECURSOR FOR OIL FIELD APPLICATIONS
- Publication number 20150368551
- Publication date Dec 24, 2015
- Saudi Arabian Oil Company
- Yun CHANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PLUGGING THIEF ZONES AND FRACTURES BY IN-SITU AND IN-DEPTH CRYSTALL...
- Publication number 20140131038
- Publication date May 15, 2014
- Saudi Arabian Oil Company
- Xianmin Joe Zhou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Densifying Carbon Dioxide With a Dispersion of Carbon Dioxide-Phili...
- Publication number 20140131046
- Publication date May 15, 2014
- Saudi Arabian Oil Company
- Fawaz Al-Otaibi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20140031265
- Publication date Jan 30, 2014
- Saudi Arabian Oil Company
- Yun Chea Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20130023450
- Publication date Jan 24, 2013
- Saudi Arabian Oil Company
- Mazen Kanj
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Plugging Thief Zones and Fractures by In-Situ and In-Depth Crystall...
- Publication number 20120255728
- Publication date Oct 11, 2012
- Saudi Arabian Oil Company
- Xianmin Joe Zhou
- E21 - EARTH DRILLING MINING

Person

Patents Grantslast 30 patents

Densifying carbon dioxide with a dispersion of carbon dioxide-phili...

Controlled release of surfactants for enhanced oil recovery

Controlled release of surfactants for enhanced oil recovery

Densifying carbon dioxide with a dispersion of carbon dioxide-phili...

Encapsulation of an acid precursor for oil field applications

Densifying carbon dioxide with a dispersion of carbon dioxide-phili...

Encapsulation of an acid precursor for oil field applications

Controlled release of surfactants for enhanced oil recovery

Densifying carbon dioxide with a dispersion of carbon dioxide-phili...

Controlled release of surfactants for enhanced oil recovery

Plugging thief zones and fractures by in-situ and in-depth crystall...

Plugging thief zones and fractures by in-situ and in-depth crystall...

Patents Applicationslast 30 patents

CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY

DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...

DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...

CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY

ENCAPSULATION OF AN ACID PRECURSOR FOR OIL FIELD APPLICATIONS

DENSIFYING CARBON DIOXIDE WITH A DISPERSION OF CARBON DIOXIDE-PHILI...

ENCAPSULATED NANOCOMPOSITIONS FOR INCREASING HYDROCARBON RECOVERY

ENCAPSULATION OF AN ACID PRECURSOR FOR OIL FIELD APPLICATIONS

PLUGGING THIEF ZONES AND FRACTURES BY IN-SITU AND IN-DEPTH CRYSTALL...

Densifying Carbon Dioxide With a Dispersion of Carbon Dioxide-Phili...

CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY

CONTROLLED RELEASE OF SURFACTANTS FOR ENHANCED OIL RECOVERY

Plugging Thief Zones and Fractures by In-Situ and In-Depth Crystall...