Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH

Organization

Burghausen, DE

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Method and device for the comminution of semiconductor material
- Patent number 5,660,335
- Issue date Aug 26, 1997
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Franz Koppl
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Process for producing rods or blocks of semiconductor material and...
- Patent number 5,492,079
- Issue date Feb 20, 1996
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Joachim Geissler
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for the contamination-free size reduction of semiconductor m...
- Patent number 5,464,159
- Issue date Nov 7, 1995
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Andreas Wolf
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method for pulling single crystals
- Patent number 5,462,011
- Issue date Oct 31, 1995
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Erich Tomzig
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for the wet-chemical treatment of disk-shaped workpieces
- Patent number 5,451,267
- Issue date Sep 19, 1995
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Max Stadler
- B08 - CLEANING
Information Patent Grant
Process for manufacturing semiconductor wafers having deformation g...
- Patent number 5,400,548
- Issue date Mar 28, 1995
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Anton Huber
- C30 - CRYSTAL GROWTH
Information Patent Grant
Epitaxially coated semiconductor wafers having low-oxygen zone of a...
- Patent number 5,355,831
- Issue date Oct 18, 1994
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Reinhard Schauer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing storage-stable silicon wafer surfaces having...
- Patent number 5,352,637
- Issue date Oct 4, 1994
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Laszlo Fabry
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and device for producing seamless ribbon and wire loops, and...
- Patent number 5,287,774
- Issue date Feb 22, 1994
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Dieter Seifert
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for casting silicon blocks of columnar structure
- Patent number 5,254,300
- Issue date Oct 19, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Georg Priewasser
- C30 - CRYSTAL GROWTH
Information Patent Grant
Continuous liquid silicon recharging process in Czochralski crucibl...
- Patent number 5,242,531
- Issue date Sep 7, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Herbert Klingshirn
- C30 - CRYSTAL GROWTH
Information Patent Grant
Clamping system for an annular-saw blade and its use in the sawing...
- Patent number 5,235,960
- Issue date Aug 17, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Hanifi Malcok
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Magazine for holding disk-type workpieces in particular semiconduct...
- Patent number 5,236,548
- Issue date Aug 17, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Maximilian Stadler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing storage-stable surfaces of polished silicon w...
- Patent number 5,219,613
- Issue date Jun 15, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Laszlo Fabry
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus and method of automatically separating stacked wafers
- Patent number 5,213,451
- Issue date May 25, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Walter Frank
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the wet-chemical surface treatment of semiconductor wafers
- Patent number 5,181,985
- Issue date Jan 26, 1993
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Ingolf Lampert
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for treating polishing cloths used for semiconductor wafers
- Patent number 5,167,667
- Issue date Dec 1, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Helene Prigge
- B24 - GRINDING POLISHING
Information Patent Grant
Process for the surface treatment of semiconductor slices
- Patent number 5,164,323
- Issue date Nov 17, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Gerhard Brehm
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the removal of specific crystal structures defects from...
- Patent number 5,133,160
- Issue date Jul 28, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Ingolf Lampert
- B24 - GRINDING POLISHING
Information Patent Grant
Process and apparatus for double-sided chemomechanical polishing of...
- Patent number 5,110,428
- Issue date May 5, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Helene Prigge
- B24 - GRINDING POLISHING
Information Patent Grant
Device for transporting and positioning semiconductor wafer-type wo...
- Patent number 5,108,513
- Issue date Apr 28, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Alois Muller
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Process and apparatus for producing silicon ingots having high oxyg...
- Patent number 5,089,082
- Issue date Feb 18, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Peter Dreier
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for the wet-chemical treatment of semiconductor surfaces
- Patent number 5,051,134
- Issue date Sep 24, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Anton Schnegg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for removing gaseous contaminating compounds from carrier g...
- Patent number 5,051,117
- Issue date Sep 24, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Helene Prigge
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for the hydrophilizing and/or cement-residue-removing surfa...
- Patent number 5,049,200
- Issue date Sep 17, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Roland Brunner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for slicing crystalline wafers aided by magnet...
- Patent number 5,030,910
- Issue date Jul 9, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Joachim Junge
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method and apparatus for sawing bar-shaped workpieces into slices
- Patent number 4,991,475
- Issue date Feb 12, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Hanifi Malcok
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method of haze-free polishing for semiconductor wafers
- Patent number 4,968,381
- Issue date Nov 6, 1990
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Helene Prigge
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and liquid preparation for removing residues of auxiliary sa...
- Patent number 4,900,363
- Issue date Feb 13, 1990
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Gerhard Brehm
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Process for removing n-type impurities from liquid or gaseous subst...
- Patent number 4,892,568
- Issue date Jan 9, 1990
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Helene Prigge
- C01 - INORGANIC CHEMISTRY

Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH

Organization

Patents Grantslast 30 patents

Method and device for the comminution of semiconductor material

Process for producing rods or blocks of semiconductor material and...

Method for the contamination-free size reduction of semiconductor m...

Method for pulling single crystals

Process for the wet-chemical treatment of disk-shaped workpieces

Process for manufacturing semiconductor wafers having deformation g...

Epitaxially coated semiconductor wafers having low-oxygen zone of a...

Process for producing storage-stable silicon wafer surfaces having...

Method and device for producing seamless ribbon and wire loops, and...

Process for casting silicon blocks of columnar structure

Continuous liquid silicon recharging process in Czochralski crucibl...

Clamping system for an annular-saw blade and its use in the sawing...

Magazine for holding disk-type workpieces in particular semiconduct...

Process for producing storage-stable surfaces of polished silicon w...

Apparatus and method of automatically separating stacked wafers

Process for the wet-chemical surface treatment of semiconductor wafers

Process for treating polishing cloths used for semiconductor wafers

Process for the surface treatment of semiconductor slices

Process for the removal of specific crystal structures defects from...

Process and apparatus for double-sided chemomechanical polishing of...

Device for transporting and positioning semiconductor wafer-type wo...

Process and apparatus for producing silicon ingots having high oxyg...

Process for the wet-chemical treatment of semiconductor surfaces

Process for removing gaseous contaminating compounds from carrier g...

Process for the hydrophilizing and/or cement-residue-removing surfa...

Method and apparatus for slicing crystalline wafers aided by magnet...

Method and apparatus for sawing bar-shaped workpieces into slices

Method of haze-free polishing for semiconductor wafers

Method and liquid preparation for removing residues of auxiliary sa...

Process for removing n-type impurities from liquid or gaseous subst...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks