Renate Hempel

Person

Schwarzheide, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Catalyst modification with alkali metal, alkaline earth metal or ra...
- Patent number 10,538,478
- Issue date Jan 21, 2020
- BASF SE
- Armin Lange de Oliveira
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for acidic scrubbing of dinitrotoluene in the presence of h...
- Patent number 9,688,606
- Issue date Jun 27, 2017
- BASF SE
- Samuel Neto
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for workup of NOx-containing offgases from wastewater strea...
- Patent number 9,630,866
- Issue date Apr 25, 2017
- BASF SE
- Ruediger Fritz
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for removing HCN from crude dinitro toluene
- Patent number 9,428,441
- Issue date Aug 30, 2016
- BASF SE
- Yuan Shen Dai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for scrubbing dinitrotoluene
- Patent number 9,249,083
- Issue date Feb 2, 2016
- BASF SE
- Samuel Neto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acidic sludge adsorption of DNT wastewaters
- Patent number 8,529,771
- Issue date Sep 10, 2013
- BASF SE
- Ruediger Fritz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Prepolymers containing isocyanate groups and a method for the produ...
- Patent number 6,495,652
- Issue date Dec 17, 2002
- BASF Aktiengesellschaft
- Michael Reichelt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermally stable rigid foams based on isocyanate and having low bri...
- Patent number 6,284,812
- Issue date Sep 4, 2001
- BASF Aktiengesellschaft
- Udo Rotermund
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Storage-stable, blowing agent-containing emulsions for producing ri...
- Patent number 6,274,642
- Issue date Aug 14, 2001
- BASF Aktiengesellschaft
- Udo Rotermund
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Microcellular urea-containing polyurethane elastomer
- Patent number 6,063,824
- Issue date May 16, 2000
- BASF Aktiengesellschaft
- Ruediger Krech
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Microcellular polyurethane elastomer containing urea groups
- Patent number 6,037,383
- Issue date Mar 14, 2000
- BASF Aktiengesellschaft
- Ruediger Krech
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Storage-stable emulsions for producing fine-celled rigid foams base...
- Patent number 5,916,480
- Issue date Jun 29, 1999
- BASF Aktiengesellschaft
- Udo Rotermund
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of rigid polyurethane foams
- Patent number 5,895,792
- Issue date Apr 20, 1999
- BASF Aktiengesellschaft
- Udo Rotermund
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of rigid foams based on isocyanate
- Patent number 5,684,092
- Issue date Nov 4, 1997
- BASF Aktiengesellschaft
- Holger Seifert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of rigid foams based on isocyanate
- Patent number 5,624,969
- Issue date Apr 29, 1997
- BASF Aktiengesellschaft
- Holger Seifert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CATALYST MODIFICATION WITH ALKALI METAL, ALKALINE EARTH METAL OR RA...
- Publication number 20190233364
- Publication date Aug 1, 2019
- BASF SE
- Armin LANGE DE OLIVEIRA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR ACIDIC SCRUBBING OF DINITROTOLUENE IN THE PRESENCE OF H...
- Publication number 20160251302
- Publication date Sep 1, 2016
- BASF SE
- SAMUEL NETO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR REMOVING HCN FROM CRUDE DINITRO TOLUENE
- Publication number 20160194270
- Publication date Jul 7, 2016
- BASF SE
- Yuan Shen DAI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR SCRUBBING DINITROTOLUENE
- Publication number 20140039227
- Publication date Feb 6, 2014
- Samuel NETO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ACID TOLUENE EXTRACTION OF DNT WASTEWATERS
- Publication number 20120248038
- Publication date Oct 4, 2012
- BASF SE
- Ruediger Fritz
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ACIDIC SLUDGE ADSORPTION OF DNT WASTEWATERS
- Publication number 20120234773
- Publication date Sep 20, 2012
- BASF SE
- Ruediger Fritz
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR WORKUP OF NOX-CONTAINING OFFGASES FROM WASTEWATER STREA...
- Publication number 20120228218
- Publication date Sep 13, 2012
- BASF SE
- Ruediger Fritz
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Foam material consisting predominantly of carbon having a high inne...
- Publication number 20060014908
- Publication date Jan 19, 2006
- BASF Aktiengesellschaft
- Udo Rotermund
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Renate Hempel

Person

Patents Grantslast 30 patents

Catalyst modification with alkali metal, alkaline earth metal or ra...

Process for acidic scrubbing of dinitrotoluene in the presence of h...

Process for workup of NOx-containing offgases from wastewater strea...

Method for removing HCN from crude dinitro toluene

Process for scrubbing dinitrotoluene

Acidic sludge adsorption of DNT wastewaters

Prepolymers containing isocyanate groups and a method for the produ...

Thermally stable rigid foams based on isocyanate and having low bri...

Storage-stable, blowing agent-containing emulsions for producing ri...

Microcellular urea-containing polyurethane elastomer

Microcellular polyurethane elastomer containing urea groups

Storage-stable emulsions for producing fine-celled rigid foams base...

Production of rigid polyurethane foams

Production of rigid foams based on isocyanate

Production of rigid foams based on isocyanate

Patents Applicationslast 30 patents

CATALYST MODIFICATION WITH ALKALI METAL, ALKALINE EARTH METAL OR RA...

PROCESS FOR ACIDIC SCRUBBING OF DINITROTOLUENE IN THE PRESENCE OF H...

METHOD FOR REMOVING HCN FROM CRUDE DINITRO TOLUENE

PROCESS FOR SCRUBBING DINITROTOLUENE

ACID TOLUENE EXTRACTION OF DNT WASTEWATERS

ACIDIC SLUDGE ADSORPTION OF DNT WASTEWATERS

PROCESS FOR WORKUP OF NOX-CONTAINING OFFGASES FROM WASTEWATER STREA...

Foam material consisting predominantly of carbon having a high inne...