Inventor

NISHIKAWA EIICHIROH

6 patents

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

TOA NENRYO KOGYO KK

5 patents

US4046888ASep 6, 1977

Methods for catalytic reduction of nitrogen oxides

TOA NENRYO KOGYO KK59 citations93

US4052337AOct 4, 1977

Catalyst for reduction of nitrogen oxides and process for preparing same

TOA NENRYO KOGYO KK42 citations91

US4049581ASep 20, 1977

Method for preparing hydrocarbon conversion catalyst using acid amide solutions to impregnate a tin component

TOA NENRYO KOGYO KK7 citations72

US4020011AApr 26, 1977

Method for preparing hydrocarbon conversion catalyst

TOA NENRYO KOGYO KK12 citations72

US4016241AApr 5, 1977

Process for reducing nitrogen oxides from flue gas

TOA NENRYO KOGYO KK13 citations72

EXXON RESEARCH ENGINEERING CO

1 patent

US4104361AAug 1, 1978

Catalyst for reduction of nitrogen oxides and process for preparing the same

EXXON RESEARCH ENGINEERING CO24 citations81