Inventor
SCHIMMEL GUENTHER
DE61 patents
⚠️ This page may combine multiple inventors who share the name “SCHIMMEL GUENTHER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
36 patentsUS5183651AFeb 2, 1993
Process for the preparation of crystalline sodium silicates
HOECHST AG55 citations95
US5268156ADec 7, 1993
Process for the preparation of sodium silicates
HOECHST AG62 citations94
US5874397AFeb 23, 1999
Granular detergent builder
HOECHST AG29 citations92
US5614161AMar 25, 1997
Crystalline sheet sodium silicate
HOECHST AG45 citations92
US5387358AFeb 7, 1995
Alkaline earth metal sodium acetate, a process for its preparation and its use
HOECHST AG28 citations92
US5308596AMay 3, 1994
Process for the production of crystalline sodium disilicate in an externally heated rotary kiln having temperature zones
HOECHST AG60 citations92
US5211930AMay 18, 1993
Process for the preparation of crystalline sodium silicates having a sheet structure
HOECHST AG22 citations92
US4479924AOct 30, 1984
Process for the separation of heavy metal compounds from phosphoric acid
HOECHST AG31 citations92
US5387359AFeb 7, 1995
Alkaline earth metal potassium acetate, a process for its preparation and its use
HOECHST AG37 citations88
US5078895AJan 7, 1992
Washing agent with storage-stabilized bleach system
HOECHST AG29 citations87
US4452768AJun 5, 1984
Process for removing heavy metal ions from wet-processed phosphoric acid
HOECHST AG24 citations82
US4713229ADec 15, 1987
Process for purifying phosphoric acid
HOECHST AG15 citations74
US4629614ADec 16, 1986
Process for decontaminating phosphoric acid
HOECHST AG7 citations74
US4503016AMar 5, 1985
Process for extracting heavy metal ions from aqueous solutions
HOECHST AG14 citations74
US4466948AAug 21, 1984
Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid
HOECHST AG7 citations74
US4457848AJul 3, 1984
Process for after-treating extraction residues originating from the decontamination of phosphoric acid
HOECHST AG8 citations74
US5520860AMay 28, 1996
Process for preparing granular sodium silicates
HOECHST AG7 citations73
US5496482AMar 5, 1996
Process for the preparation of alkali metal acetates
HOECHST AG12 citations73
US5456895AOct 10, 1995
Process for the production of crystalline sodium sheet silicate with kanemite structure
HOECHST AG7 citations73
US4762693AAug 9, 1988
Process for working up heavy metal-containing residues originally from the decontamination of crude phosphoric acid
HOECHST AG10 citations72
US4596703AJun 24, 1986
Process for purifying wet-processed phosphoric acid
HOECHST AG11 citations69
US5507972AApr 16, 1996
Process for the preparation of a mixture of sodium silicates and other salts and the use of the mixture
HOECHST AG2 citations63
US4774005ASep 27, 1988
Process for working-up an aqueous silicohydrofluoric acid solution
HOECHST AG2 citations63
US4668492AMay 26, 1987
Process for dearsenifying phosphoric acid solutions
HOECHST AG4 citations63
US4540557ASep 10, 1985
Process for reducing the fluorine content in wet-processed phosphoric acid
HOECHST AG3 citations63
US4539192ASep 3, 1985
Process for removing fluorine and organic compounds from prepurified wet processed phosphoric acid
HOECHST AG6 citations63
US4444729AApr 24, 1984
Multistage column for countercurrent extraction of liquids
HOECHST AG6 citations63
US4705529ANov 10, 1987
Process for reducing the reactivity and improving the flow behavior of phosphorus pentoxide
HOECHST AG2 citations62
US5814289ASep 29, 1998
Process for the peparation of cogranulates comprising aluminosilicates and sodium silicates
HOECHST AG4 citations61
US5158752AOct 27, 1992
Plant for producing ammonium polyphosphate
HOECHST AG3 citations61
US4906445AMar 6, 1990
Continuous process for complete removal or organic impurities from and complete decolorization of prepurified wet-process phosphoric acid
HOECHST AG2 citations61
US4834960AMay 30, 1989
Process for purifying phosphorous acid
HOECHST AG2 citations61
US4777025AOct 11, 1988
Process for making phosphorus pentoxide of diminished reactivity
HOECHST AG5 citations61
US4971778ANov 20, 1990
Process for working up phosphoric acid
HOECHST AG3 citations60
US4525333AJun 25, 1985
Process for separating gallium and indium from aqueous solutions
HOECHST AG3 citations58
US4904459AFeb 27, 1990
Process for working up dusts which are produced in the electrothermal production of phosphorus
HOECHST AG3 citations55
CLARIANT GMBH
11 patentsUS6407055B1Jun 18, 2002
Crystalline alkali metal phyllosilicate
CLARIANT GMBH24 citations92
US6784149B2Aug 31, 2004
Laundry detergents and cleaners comprising microdisperse silicate-containing particles
CLARIANT GMBH13 citations84
US6539954B1Apr 1, 2003
Machine dishwashing detergent
CLARIANT GMBH17 citations84
US6274111B1Aug 14, 2001
Synthetic magnesium silicate
CLARIANT GMBH12 citations73
US6506722B1Jan 14, 2003
Cogranulates comprising alkali metal phyllosilicates and disintegrants
CLARIANT GMBH8 citations70
US6908896B2Jun 21, 2005
Builder composition prepared by heat-treating a crystalline layered Na silicate
CLARIANT GMBH4 citations63
US6455491B2Sep 24, 2002
Granular alkali metal phyllosilicate compound
CLARIANT GMBH5 citations63
US6372709B1Apr 16, 2002
Finely divided crystalline sodium disilicate
CLARIANT GMBH3 citations63
US6300303B1Oct 9, 2001
Phyllosilicate-containing detergent and cleaner component
CLARIANT GMBH3 citations63
US6743766B1Jun 1, 2004
Sparingly soluble alkali metal silicate
CLARIANT GMBH2 citations62
US6099595AAug 8, 2000
Process for the preparation of crystalline sodium silicates
CLARIANT GMBH3 citations62
HENKEL KGAA
1 patent(unassigned)
1 patentCLARIANT PRODUKTE DEUTSCHLAND
1 patentShowing the top 50 of 61 patents by PatentIndex Score.