|
US2729543A
(en)
*
|
1950-12-12 |
1956-01-03 |
Union Oil Co |
Removal of sulfur dioxide from gases containing the same
|
|
DE2253806C3
(de)
*
|
1972-11-03 |
1978-06-15 |
Metallgesellschaft Ag, 6000 Frankfurt |
Verfahren zur Umsetzung des in Gasgemischen enthaltenen Schwefelwasserstoffs mit Schwefeldioxid nach dem Claus-Prozess
|
|
JPS5638247B2
(forum.php)
*
|
1973-02-10 |
1981-09-05 |
|
|
|
US3969492A
(en)
*
|
1973-10-29 |
1976-07-13 |
U.S. Filter Corporation |
Recovery of elemental sulfur from sulfur dioxide bearing waste gases
|
|
JPS5096478A
(forum.php)
*
|
1973-12-27 |
1975-07-31 |
|
|
|
GB1501702A
(en)
*
|
1974-01-21 |
1978-02-22 |
Kureha Chemical Ind Co Ltd |
Method of removing nitrogen oxides from a gas containing them
|
|
US4222991A
(en)
*
|
1978-05-18 |
1980-09-16 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
SE429200B
(sv)
*
|
1978-10-31 |
1983-08-22 |
Flaekt Ab |
Forfarande for atervinning av natriumcitrat fran vattenlosningar som anvents i ett absorptions/avdrivningsforfarande for so?712-atervinning
|
|
US4675169A
(en)
*
|
1980-05-21 |
1987-06-23 |
Union Oil Company Of California |
Process for removing sox and nox compounds from gas streams
|
|
US4597954A
(en)
*
|
1980-05-21 |
1986-07-01 |
Union Oil Company Of California |
Process for removing sox and nox compounds from gas streams
|
|
US4804522A
(en)
*
|
1980-05-21 |
1989-02-14 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
US4448899A
(en)
*
|
1980-05-21 |
1984-05-15 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
US4386058A
(en)
*
|
1981-03-11 |
1983-05-31 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
US4331639A
(en)
*
|
1981-03-11 |
1982-05-25 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
US4347227A
(en)
*
|
1981-03-11 |
1982-08-31 |
Union Oil Company Of California |
Process for removing SOx and NOx compounds from gas streams
|
|
US5785888A
(en)
*
|
1995-03-24 |
1998-07-28 |
Milmac Operating Company |
Method for removal of sulfur dioxide
|
|
US6066304A
(en)
*
|
1998-08-06 |
2000-05-23 |
Delores Pircon |
Process for removing sulfur dioxide out of a gas
|