Inventor

LANGER HEIMO J

US30 patents

⚠️ This page may combine multiple inventors who share the name “LANGER HEIMO J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LANGER HEIMO J

ASHLAND OIL INC

Phenolic resin-polyisocyanate binder systems containing a phosphorus based acid

Phenolic resin-polyisocyanate binder systems containing a phosphorus halide and use thereof

Inorganic foundry binder systems and their uses

Process of forming foundry cores and molds utilizing binder curable by free radical polymerization

Urethane binder compositions for no-bake and cold box foundry application utilizing isocyanato-urethane polymers

Inorganic foundry binder systems and their uses

Phenolic resin-polyisocyanate binder systems containing an organohalophosphate and use thereof

Process for casting metals

Modifiers for aqueous basic solutions of phenolic resole resins

Binder composition

Hot box process for preparing foundry shapes with certain aqueous phenolic resin solutions

Heat curable foundry mixes and binder compositions

Cyclopentadiene derivatives, method for preparing, and use thereof

Bonding of rubber to reinforcing elements

Foundry binder composition

Fulvene binder compositions

Heat cured foundry binders and their use

Composition, method for preparing and use thereof

Polymeric cyclopentadiene derivatives, method for preparing and use thereof

Composition, method for preparing and use thereof

Composition, method for preparing and use thereof

Bonding of rubber to reinforcing elements

Inorganic poundry binder systems and their uses

Cyclopentadiene derivatives, method for preparing, and use thereof

Composition, method for preparing and use thereof

Bonding of rubber to reinforcing elements

Process for preparing 1,1-dimethyl hydrazine

ASHLAND INC

Foundry binder systems containing an alkyl resorcinol and their use

Heat curable foundry binder systems

Inorganic foundry binder systems and their uses