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1973-01-17 |
1984-12-18 |
Diamond Shamrock Chemicals Company |
Preparation of dimensionally stable asbestos diaphragms
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1973-01-17 |
1975-03-26 |
Diamond Shamrock Corp |
Dimensionally stable asbestos diaphragms
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1973-01-17 |
1987-10-20 |
Eltech Systems Corporation |
Dimensionally stable asbestos diaphragm coated foraminous cathode
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1973-05-18 |
1976-09-17 |
Rhone Progil |
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1973-10-03 |
1981-08-19 |
Ppg Industries Inc |
Fremgangsmaate for fremstilling av fibroese krysotile asbestark
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1974-05-24 |
1978-05-16 |
Imperial Chemical Industries Limited |
Electrolytic process
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1975-02-10 |
1980-07-01 |
Basf Wyandotte Corporation |
Thermoplastic fibers as separator or diaphragm in electrochemical cells
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1975-06-11 |
1977-01-07 |
Rhone Poulenc Ind |
Procede de fabrication de diaphragmes plastiques poreux et nouveaux diaphragmes ainsi obtenus
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1975-12-12 |
1978-06-06 |
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1976-04-20 |
1977-12-27 |
Ppg Industries, Inc. |
Method of providing a resin reinforced asbestos diaphragm
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1976-04-26 |
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1977-10-19 |
1979-06-01 |
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Procede de fabrication d'un diaphragme permeable pour cellule d'electrolyse
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1978-01-11 |
1979-07-26 |
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1978-02-21 |
1980-06-17 |
Nippon Soda Company Limited |
Method of preparing asbestos diaphragms for electrolysis cell
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1978-04-27 |
1980-01-29 |
Ppg Industries, Inc. |
Method of preparing a resin-containing asbestos diaphragm
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1978-09-15 |
1980-07-01 |
Pall Corporation |
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1978-09-18 |
1979-12-25 |
The Dow Chemical Company |
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1984-09-18 |
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Electrolytic synthesis of organic compounds from gaseous reactant
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1983-03-25 |
1984-07-31 |
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1983-03-25 |
1987-01-13 |
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Electro organic method
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1983-03-25 |
1984-09-18 |
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Electrolytic synthesis of organic compounds from gaseous reactants
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1984-09-17 |
1989-08-01 |
Eltech Systems Corporation |
Porous separator comprising inorganic/polymer composite fiber and method of making same
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1985-08-23 |
1986-04-05 |
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1991-12-02 |
1993-03-30 |
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1992-10-21 |
1994-06-14 |
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Process for absorption of sulfur dioxide and nitric oxide from flue gas
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1994-11-21 |
1996-06-18 |
Arco Chemical Technology, L.P. |
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2002-11-13 |
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Salice Arturo Spa |
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