Claims
- 1. A catalyst composition comprising:
- (i) a crystalline zeolite,
- (ii) a matrix material, and
- (iii) a single phase crystalline mixed oxide selected from calcium and barium tin oxides, the strontium tin oxides Sr.sub.2 SnO.sub.4 and Sr.sub.3 Sn.sub.2 O.sub.7, strontium and barium titanium oxides other than BaTiO.sub.3, and mixtures thereof.
- 2. A catalyst according to claim 1 wherein the single phase crystalline mixed oxide is present in an amount of from about 1 to about 20% by weight.
- 3. A catalyst according to claim 1 or 2 wherein the single phase crystalline mixed oxide is selected from CaSnO.sub.3, BaSnO.sub.3 and SrTiO.sub.3.
Priority Claims (1)
Number |
Date |
Country |
Kind |
8514209 |
Jun 1985 |
GBX |
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Parent Case Info
This is a continuation of application Ser. No. 153,482, filed Feb. 2, 1988, now abandoned, which is a continuation of Ser. No. 879,545, filed June 4, 1986, now abandoned.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
4179409 |
Gladrow et al. |
Dec 1979 |
|
4451355 |
Mitchell et al. |
May 1984 |
|
4522937 |
Yoo et al. |
Jun 1985 |
|
4791085 |
Groenenboom |
Dec 1988 |
|
Foreign Referenced Citations (3)
Number |
Date |
Country |
0194536 |
Sep 1986 |
EPX |
020924 |
Jan 1987 |
EPX |
2138314A |
Oct 1984 |
GBX |
Continuations (2)
|
Number |
Date |
Country |
Parent |
153482 |
Feb 1988 |
|
Parent |
879545 |
Jun 1986 |
|