Kazushige Igawa

Person

Shinnanyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for reducing nitrogen oxides from exhaust gas
- Patent number 5,270,024
- Issue date Dec 14, 1993
- Tosoh Corporation
- Senshi Kasahara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Copper-containing zeolites and their preparation
- Patent number 5,110,777
- Issue date May 5, 1992
- Tosoh Corporation
- Katsumi Kamiyama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Removal of nitric oxides by copper-containing zeolites
- Patent number 4,999,173
- Issue date Mar 12, 1991
- Tosoh Corporation
- Katsumi Kamiyama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Adsorbent for recovery of bromine and bromine-recovering process us...
- Patent number 4,748,013
- Issue date May 31, 1988
- Toyo Soda Manufacturing Co., Ltd.
- Hiroyuki Saito
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of hydrogen-ion-exchanged dealuminated mord...
- Patent number 4,745,095
- Issue date May 17, 1988
- Toyo Soda Manufacturing Co., Ltd.
- Hiroyuki Saito
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of zeolite OE having an offretite type stru...
- Patent number 4,687,653
- Issue date Aug 18, 1987
- Toyo Soda Manufacturing Co., Ltd.
- Junji Arika
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of ferrierite type zeolites
- Patent number 4,650,654
- Issue date Mar 17, 1987
- Toyo Soda Manufacturing Co., Ltd.
- Junji Arika
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of zeolites
- Patent number 4,562,055
- Issue date Dec 31, 1985
- Toyo Soda Manufacturing Co., Ltd.
- Junji Arika
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Stable calcium hypochlorite composition and method for manufacture...
- Patent number 4,355,014
- Issue date Oct 19, 1982
- Toyo Soda Manufacturing Co., Ltd.
- Tsugio Murakami
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Dihydrate of calcium hypochlorite and method for manufacture thereof
- Patent number 4,248,848
- Issue date Feb 3, 1981
- Toyo Soda Manufacturing Co., Ltd.
- Tsugio Murakami
- C01 - INORGANIC CHEMISTRY

Kazushige Igawa

Person

Patents Grantslast 30 patents

Process for reducing nitrogen oxides from exhaust gas

Copper-containing zeolites and their preparation

Removal of nitric oxides by copper-containing zeolites

Adsorbent for recovery of bromine and bromine-recovering process us...

Process for preparation of hydrogen-ion-exchanged dealuminated mord...

Process for preparation of zeolite OE having an offretite type stru...

Process for preparation of ferrierite type zeolites

Process for preparation of zeolites

Stable calcium hypochlorite composition and method for manufacture...

Dihydrate of calcium hypochlorite and method for manufacture thereof