David R. Armbruster

Person

Forest Park, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dialdehyde modified phenolic foundry sand core binder resins, proce...
- Patent number 5,354,788
- Issue date Oct 11, 1994
- Borden, Inc.
- Calvin K. Johnson
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Ambient temperature hardening binder compositions
- Patent number 5,281,644
- Issue date Jan 25, 1994
- Borden, Inc.
- S. Raja Iyer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Alkaline benzylic ether phenolic resin binders
- Patent number RE34228
- Issue date Apr 20, 1993
- Acme Resin Corp.
- David R. Armbruster
- 528 - Synthetic resins or natural rubbers
Information Patent Grant
Processes and compositions to enhance the tensile strength of recla...
- Patent number 5,089,540
- Issue date Feb 18, 1992
- Borden, Inc.
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method to improve flowability of alkaline phenolic resin coated sand
- Patent number 5,077,323
- Issue date Dec 31, 1991
- Acme Resin Corporation
- Calvin K. Johnson
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Alkaline benzylic ether phenolic resin binders
- Patent number 5,021,539
- Issue date Jun 4, 1991
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Alkaline phenolic resole resin binders
- Patent number 4,971,132
- Issue date Nov 20, 1990
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Alkaline phenolic resole resin binders
- Patent number 4,929,648
- Issue date May 29, 1990
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Consolidation of partially cured resin coated particulate material
- Patent number 4,785,884
- Issue date Nov 22, 1988
- Acme Resin Corporation
- David R. Armbruster
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phenol-formaldehyde-furfuryl alcohol resins
- Patent number 4,722,991
- Issue date Feb 2, 1988
- Acme Resin Corporation
- David R. Armbruster
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Foundry shell core and mold composition
- Patent number 4,713,294
- Issue date Dec 15, 1987
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Precured coated particulate material
- Patent number 4,694,905
- Issue date Sep 22, 1987
- Acme Resin Corporation
- David R. Armbruster
- E21 - EARTH DRILLING MINING
Information Patent Grant
Furfuryl alcohol-aldehyde resins
- Patent number 4,677,187
- Issue date Jun 30, 1987
- Acme Resin Corporation
- David R. Armbruster
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acid-curable fluoride-containing no-bake foundry resins
- Patent number 4,495,316
- Issue date Jan 22, 1985
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Foundry core compositions
- Patent number 4,487,868
- Issue date Dec 11, 1984
- Acme Resin Corporation
- David R. Armbruster
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Particles covered with a cured infusible thermoset film and process...
- Patent number 4,439,489
- Issue date Mar 27, 1984
- Acme Resin Corporation
- Calvin K. Johnson
- B22 - CASTING POWDER METALLURGY

David R. Armbruster

Person

Patents Grantslast 30 patents

Dialdehyde modified phenolic foundry sand core binder resins, proce...

Ambient temperature hardening binder compositions

Alkaline benzylic ether phenolic resin binders

Processes and compositions to enhance the tensile strength of recla...

Method to improve flowability of alkaline phenolic resin coated sand

Alkaline benzylic ether phenolic resin binders

Alkaline phenolic resole resin binders

Alkaline phenolic resole resin binders

Consolidation of partially cured resin coated particulate material

Phenol-formaldehyde-furfuryl alcohol resins

Foundry shell core and mold composition

Precured coated particulate material

Furfuryl alcohol-aldehyde resins

Acid-curable fluoride-containing no-bake foundry resins

Foundry core compositions

Particles covered with a cured infusible thermoset film and process...