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Home › Dispersion of gums and iron sulfide in hydrocarbon streams with alkyl phenol-polyethylenepolyamine formaldehyde resins

Dispersion of gums and iron sulfide in hydrocarbon streams with alkyl phenol-polyethylenepolyamine formaldehyde resins

US Patent 5783109 · Granted Jul 21, 1998

Estimated economic value: $4,857,000 ⓘ

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