1. U.S. Patents 3,965,207 B. Weinstein U.S. Patents 3,965,208 S.A. Butter and W.W. Kaeding U.S. Patents 3,865,209 S.A. Butter and L.B. Young U.S. Patents 3,965,210 C.C. Chu U.S. Patents 4,007,231 S.A. Butter U.S. Patents 4,001,346 C.C. Chu U.S. Patents 4,002.697 N.Y. Chen U.S. Patents 4,002.698 W.W. Kaeding (all to Mobil Oil).
2. German patent application 1978, 2,748,278. U.S. Patent 4,209,498 also provisional U.S. Patent 4,300,013 (all to T.V. Whittam, ICI).
3. D.G. Parker and D. Seddon, unpublished results.
4. Alkylation on synthetic zeolites I. Alkylation of toluene with methanol
5. Alkylation on synthetic zeolites