Herbert W. Barch

Person

Natrona Heights, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for forming hollow fibers
- Patent number 4,941,904
- Issue date Jul 17, 1990
- PPG Industries, Inc.
- Herbert W. Barch
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Silica-rich porous substrates with reduced tendencies for breaking...
- Patent number 4,933,307
- Issue date Jun 12, 1990
- PPG Industries, Inc.
- William P. Marshall
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process of gas enrichment with porous siliceous-containing material
- Patent number 4,842,620
- Issue date Jun 27, 1989
- PPG Industries, Inc.
- Joseph J. Hammel
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Novel cartridge with stress relieving member
- Patent number 4,690,760
- Issue date Sep 1, 1987
- PPG Industries, Inc.
- Michael A. Smoot
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mat structure
- Patent number 4,689,255
- Issue date Aug 25, 1987
- PPG Industries, Inc.
- Michael A. Smoot
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Filtration cartridge and reactor
- Patent number 4,610,789
- Issue date Sep 9, 1986
- PPG Industries, Inc.
- Herbert W. Barch
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Applicator for treating textile filaments with chemical treatments
- Patent number 4,517,916
- Issue date May 21, 1985
- PPG Industries, Inc.
- Herbert W. Barch
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Cylindrical sleeve applicator for use in manufacturing chemically t...
- Patent number 4,491,082
- Issue date Jan 1, 1985
- PPG Industries, Inc.
- Herbert W. Barch
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Applicator for applying a coating to a surface
- Patent number 4,466,151
- Issue date Aug 21, 1984
- PPG Industries, Inc.
- Herbert W. Barch
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Applicator for applying a coating to a surface
- Patent number 4,434,521
- Issue date Mar 6, 1984
- PPG Industries, Inc.
- Emil Martin
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Stable sizing compositions used during forming of glass fibers and...
- Patent number 4,370,157
- Issue date Jan 25, 1983
- PPG Industries, Inc.
- Herbert W. Barch
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of forming and sizing glass fibers
- Patent number 4,305,742
- Issue date Dec 15, 1981
- PPG Industries, Inc.
- Herbert W. Barch
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Fiber traversing spiral
- Patent number 4,239,162
- Issue date Dec 16, 1980
- PPG Industries, Inc.
- Herbert W. Barch
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method for reprocessing glass fibers
- Patent number 4,145,202
- Issue date Mar 20, 1979
- PPG Industries, Inc.
- Martin A. Grodin
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing slubby yarn
- Patent number 4,100,723
- Issue date Jul 18, 1978
- PPG Industries, Inc.
- Herbert W. Barch
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Method for producing slubby yarn
- Patent number 4,100,726
- Issue date Jul 18, 1978
- PPG Industries, Inc.
- Herbert W. Barch
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Apparatus for producing slubby yarn
- Patent number 4,099,307
- Issue date Jul 11, 1978
- PPG Industries, Inc.
- Herbert W. Barch
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Method and apparatus for producing slubby yarn
- Patent number 4,096,685
- Issue date Jun 27, 1978
- PPG Industries, Inc.
- Herbert W. Barch
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Method for producing slubby yarn
- Patent number 4,085,487
- Issue date Apr 25, 1978
- PPG Industries, Inc.
- Herbert W. Barch
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Apparatus for forming glass fibers
- Patent number 4,071,341
- Issue date Jan 31, 1978
- PPG Industries, Inc.
- August G. Bohy
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Gas support gathering shoe for forming glass fibers and method for...
- Patent number 3,999,970
- Issue date Dec 28, 1976
- PPG Industries, Inc.
- Herbert W. Barch
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
High temperature adhesive-sealant composition
- Patent number 3,996,409
- Issue date Dec 7, 1976
- PPG Industries, Inc.
- John G. Holloway
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Herbert W. Barch

Person

Patents Grantslast 30 patents

Method and apparatus for forming hollow fibers

Silica-rich porous substrates with reduced tendencies for breaking...

Process of gas enrichment with porous siliceous-containing material

Novel cartridge with stress relieving member

Mat structure

Filtration cartridge and reactor

Applicator for treating textile filaments with chemical treatments

Cylindrical sleeve applicator for use in manufacturing chemically t...

Applicator for applying a coating to a surface

Applicator for applying a coating to a surface

Stable sizing compositions used during forming of glass fibers and...

Method of forming and sizing glass fibers

Fiber traversing spiral

Method for reprocessing glass fibers

Apparatus for producing slubby yarn

Method for producing slubby yarn

Apparatus for producing slubby yarn

Method and apparatus for producing slubby yarn

Method for producing slubby yarn

Apparatus for forming glass fibers

Gas support gathering shoe for forming glass fibers and method for...

High temperature adhesive-sealant composition