Bernhard Rudolf Lungwitz

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making rod-shaped particles for use as proppant and anti-...
- Patent number 11,427,753
- Issue date Aug 30, 2022
- Schlumberger Technology Corporation
- Jose Alberto Ortega Andrade
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cellulose nanofibers in extended cement systems
- Patent number 11,319,476
- Issue date May 3, 2022
- Schlumberger Technology Corporation
- Andrey Yakovlev
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of making rod-shaped particles for use as proppant and anti-...
- Patent number 10,557,079
- Issue date Feb 11, 2020
- Schlumberger Technology Corporation
- Jose Alberto Ortega Andrade
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Perforated membranes and methods of making the same
- Patent number 10,391,679
- Issue date Aug 27, 2019
- Schlumberger Technology Corporation
- Jiangshui Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of making spheroidal particles
- Patent number 10,369,724
- Issue date Aug 6, 2019
- Schlumberger Technology Corporation
- Jose Alberto Ortega Andrade
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of making particles having a ridge portion for use as proppant
- Patent number 9,932,519
- Issue date Apr 3, 2018
- Schlumberger Technology Corporation
- Jiangshui Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of making rod-shaped particles for use as proppant and anti-...
- Patent number 9,896,618
- Issue date Feb 20, 2018
- Schlumberger Technology Corporation
- Jiangshui Huang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Friction reduction fluids
- Patent number 9,034,802
- Issue date May 19, 2015
- Schlumberger Technology Corporation
- Alex Ahrenst
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Methods of treating wellbores with recyclable fluids
- Patent number 7,776,796
- Issue date Aug 17, 2010
- Schlumberger Technology Corporation
- Alexander Shapovalov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Methods for controlling fluid loss
- Patent number 7,350,572
- Issue date Apr 1, 2008
- Schlumberger Technology Corporation
- Christopher Fredd
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Self diverting matrix acid
- Patent number 7,299,870
- Issue date Nov 27, 2007
- Schlumberger Technology Corporation
- Marieliz Garcia-Lopez De Victoria
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Viscosity reduction of viscoelastic surfactant based fluids
- Patent number 6,881,709
- Issue date Apr 19, 2005
- Schlumberger Technology Corporation
- Erik B. Nelson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Viscoelastic surfactant fluids stable at high brine concentrations
- Patent number 6,762,154
- Issue date Jul 13, 2004
- Schlumberger Technology Corporation
- Bernhard Lungwitz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
CELLULOSE NANOFIBERS IN EXTENDED CEMENT SYSTEMS
- Publication number 20200377778
- Publication date Dec 3, 2020
- Andrey Yakovlev
- B82 - NANO-TECHNOLOGY
Information Patent Application
METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...
- Publication number 20200190398
- Publication date Jun 18, 2020
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jose Alberto Ortega Andrade
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CELLULOSE NANOFIBERS IN EXTENDED CEMENT SYSTEMS
- Publication number 20190309211
- Publication date Oct 10, 2019
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Andrey Yakovlev
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD OF MAKING PARTICLES HAVING A RIDGE PORTION FOR USE AS PROPPANT
- Publication number 20180223176
- Publication date Aug 9, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jiangshui Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...
- Publication number 20180022987
- Publication date Jan 25, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jose Alberto Ortega Andrade
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PERFORATED MEMBRANES AND METHODS OF MAKING THE SAME
- Publication number 20180021984
- Publication date Jan 25, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jiangshui HUANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MAKING PARTICLES HAVING A RIDGE PORTION FOR USE AS PROPPANT
- Publication number 20170145297
- Publication date May 25, 2017
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jiangshui Huang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD OF MAKING SPHEROIDAL PARTICLES
- Publication number 20170144330
- Publication date May 25, 2017
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jose Alberto Ortega Andrade
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...
- Publication number 20170145298
- Publication date May 25, 2017
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jiangshui Huang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
TREATMENT FLUID AND METHOD
- Publication number 20160102242
- Publication date Apr 14, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Andrey Fedorov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
TREATMENT AND REUSE OF OILFIELD PRODUCED WATER
- Publication number 20110166050
- Publication date Jul 7, 2011
- Leiming Li
- E21 - EARTH DRILLING MINING
Information Patent Application
Treatment and Reuse of Oilfield Produced Water
- Publication number 20080287323
- Publication date Nov 20, 2008
- Leiming Li
- E21 - EARTH DRILLING MINING
Information Patent Application
Friction Reduction Fluids
- Publication number 20080064614
- Publication date Mar 13, 2008
- Alex Ahrenst
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
Methods of Treating Wellbores with Recyclable Fluids
- Publication number 20070215355
- Publication date Sep 20, 2007
- Alexander Shapovalov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Methods for controlling fluid loss
- Publication number 20060042797
- Publication date Mar 2, 2006
- Christopher Fredd
- E21 - EARTH DRILLING MINING
Information Patent Application
Viscoelastic surfactant fluids stable at high brine concentrations
- Publication number 20020033260
- Publication date Mar 21, 2002
- Bernhard Lungwitz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Viscosity reduction of viscoelastic surfactant based fluids
- Publication number 20020004464
- Publication date Jan 10, 2002
- Erik B. Nelson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Bernhard Rudolf Lungwitz

Person

Patents Grantslast 30 patents

Method of making rod-shaped particles for use as proppant and anti-...

Cellulose nanofibers in extended cement systems

Method of making rod-shaped particles for use as proppant and anti-...

Perforated membranes and methods of making the same

Method of making spheroidal particles

Method of making particles having a ridge portion for use as proppant

Method of making rod-shaped particles for use as proppant and anti-...

Friction reduction fluids

Methods of treating wellbores with recyclable fluids

Methods for controlling fluid loss

Self diverting matrix acid

Viscosity reduction of viscoelastic surfactant based fluids

Viscoelastic surfactant fluids stable at high brine concentrations

Patents Applicationslast 30 patents

CELLULOSE NANOFIBERS IN EXTENDED CEMENT SYSTEMS

METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...

CELLULOSE NANOFIBERS IN EXTENDED CEMENT SYSTEMS

METHOD OF MAKING PARTICLES HAVING A RIDGE PORTION FOR USE AS PROPPANT

METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...

PERFORATED MEMBRANES AND METHODS OF MAKING THE SAME

METHOD OF MAKING PARTICLES HAVING A RIDGE PORTION FOR USE AS PROPPANT

METHOD OF MAKING SPHEROIDAL PARTICLES

METHOD OF MAKING ROD-SHAPED PARTICLES FOR USE AS PROPPANT AND ANTI-...

TREATMENT FLUID AND METHOD

TREATMENT AND REUSE OF OILFIELD PRODUCED WATER

Treatment and Reuse of Oilfield Produced Water

Friction Reduction Fluids

Methods of Treating Wellbores with Recyclable Fluids

Methods for controlling fluid loss

Viscoelastic surfactant fluids stable at high brine concentrations

Viscosity reduction of viscoelastic surfactant based fluids