Vandana Kurkal-Siebert

Person

Heidelberg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Acrylic acid polymers neutralized with sodium and calcium ions and...
- Patent number 10,968,295
- Issue date Apr 6, 2021
- BASF SE
- Ferdinand Leifeld
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for treating subterranean oil-bearing formations comprising...
- Patent number 10,494,907
- Issue date Dec 3, 2019
- BASF SE
- Vandana Kurkal-Siebert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of fracturing a subterranean formation with use flowback aids
- Patent number 9,701,891
- Issue date Jul 11, 2017
- BASF SE
- Vandana Kurkal-Siebert
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for water wetting oil-wet surfaces
- Patent number 9,689,244
- Issue date Jun 27, 2017
- BASF SE
- Vandana Kurkal-Siebert
- E21 - EARTH DRILLING MINING
Information Patent Grant
Use of tris(2-hydroxyphenyl)methane derivatives for tertiary minera...
- Patent number 9,212,545
- Issue date Dec 15, 2015
- Wintershall Holding GmbH
- Günter Oetter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of tris(2-hydroxyphenyl)methane, their preparation and use
- Patent number 8,618,321
- Issue date Dec 31, 2013
- BASF SE
- Marta Reinoso Garcia
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ACRYLIC ACID POLYMERS NEUTRALIZED WITH SODIUM AND CALCIUM IONS AND...
- Publication number 20190276568
- Publication date Sep 12, 2019
- Ferdinand Leifeld
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR TREATING SUBTERRANEAN OIL-BEARING FORMATIONS COMPRISING...
- Publication number 20150354332
- Publication date Dec 10, 2015
- BASF SE
- Vandana KURKAL-SIEBERT
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD OF FRACTURING SUBTERRANEAN FORMATIONS
- Publication number 20150353815
- Publication date Dec 10, 2015
- BASF Corporation
- Vandana KURKAL-SIEBERT
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for Water Wetting Oil-Wet Surfaces
- Publication number 20130312975
- Publication date Nov 28, 2013
- Vandana Kurkal-Siebert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
USE OF TRIS(2-HYDROXYPHENYL)METHANE DERIVATIVES FOR TERTIARY MINERA...
- Publication number 20130098609
- Publication date Apr 25, 2013
- Wintershall Holding GmbH
- Günter Oetter
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOSITIONS COMPRISING ALKYLALKOXYSULFONATES FOR THE PRODUCTION OF...
- Publication number 20120220502
- Publication date Aug 30, 2012
- BASF SE
- Gabriela Alvarez Jürgenson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DERIVATIVES OF TRIS(2-HYDROXYPHENYL)METHANE, THEIR PREPARATION AND USE
- Publication number 20110288322
- Publication date Nov 24, 2011
- BASF SE
- Marta Reinoso Garcia
- C07 - ORGANIC CHEMISTRY

Vandana Kurkal-Siebert

Person

Patents Grantslast 30 patents

Acrylic acid polymers neutralized with sodium and calcium ions and...

Process for treating subterranean oil-bearing formations comprising...

Method of fracturing a subterranean formation with use flowback aids

Process for water wetting oil-wet surfaces

Use of tris(2-hydroxyphenyl)methane derivatives for tertiary minera...

Derivatives of tris(2-hydroxyphenyl)methane, their preparation and use

Patents Applicationslast 30 patents

ACRYLIC ACID POLYMERS NEUTRALIZED WITH SODIUM AND CALCIUM IONS AND...

PROCESS FOR TREATING SUBTERRANEAN OIL-BEARING FORMATIONS COMPRISING...

METHOD OF FRACTURING SUBTERRANEAN FORMATIONS

Process for Water Wetting Oil-Wet Surfaces

USE OF TRIS(2-HYDROXYPHENYL)METHANE DERIVATIVES FOR TERTIARY MINERA...

COMPOSITIONS COMPRISING ALKYLALKOXYSULFONATES FOR THE PRODUCTION OF...

DERIVATIVES OF TRIS(2-HYDROXYPHENYL)METHANE, THEIR PREPARATION AND USE