Inventor
ARMBRUSTER DAVID R
US15 patents
⚠️ This page may combine multiple inventors who share the name “ARMBRUSTER DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACME RESIN CORP
12 patentsUS4785884ANov 22, 1988
Consolidation of partially cured resin coated particulate material
ACME RESIN CORP280 citations98
US4694905ASep 22, 1987
Precured coated particulate material
ACME RESIN CORP238 citations98
US4439489AMar 27, 1984
Particles covered with a cured infusible thermoset film and process for their production
ACME RESIN CORP214 citations98
US4713294ADec 15, 1987
Foundry shell core and mold composition
ACME RESIN CORP28 citations92
US4495316AJan 22, 1985
Acid-curable fluoride-containing no-bake foundry resins
ACME RESIN CORP26 citations81
US4929648AMay 29, 1990
Alkaline phenolic resole resin binders
ACME RESIN CORP9 citations73
US5021539AJun 4, 1991
Alkaline benzylic ether phenolic resin binders
ACME RESIN CORP13 citations70
US4487868ADec 11, 1984
Foundry core compositions
ACME RESIN CORP17 citations67
US4677187AJun 30, 1987
Furfuryl alcohol-aldehyde resins
ACME RESIN CORP11 citations66
US4971132ANov 20, 1990
Alkaline phenolic resole resin binders
ACME RESIN CORP3 citations62
US4722991AFeb 2, 1988
Phenol-formaldehyde-furfuryl alcohol resins
ACME RESIN CORP6 citations62
US5077323ADec 31, 1991
Method to improve flowability of alkaline phenolic resin coated sand
ACME RESIN CORP5 citations60
BORDEN INC
3 patentsUS5354788AOct 11, 1994
Dialdehyde modified phenolic foundry sand core binder resins, processes for making same, and process for preparing foundry cores and molds employing same
BORDEN INC32 citations91
US5089540AFeb 18, 1992
Processes and compositions to enhance the tensile strength of reclaimed sand bonded with alkaline resins
BORDEN INC24 citations89
US5281644AJan 25, 1994
Ambient temperature hardening binder compositions
BORDEN INC18 citations73