WO2003031100-A1  DATABASE WPI Section Ch, Week 199650 Derwent Publications Ltd., London, GB; Class L03, AN 1996-504709 XP002227303 & RU 2 056 661 C (SEVER CO LTD), 20. M rz 1996 (1996-03-20);  CHUNTONOV K A ET AL: "Alkali metal generators with a constant stream" VACUUM;VACUUM JAN 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 1, Januar 1996 (1996-01), Seiten 79-82, XP002227302 in der Anmeldung erw hnt;  CHUNTONOV K A ET AL: "Alkali metal generators with a constant stream" VACUUM;VACUUM JAN 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 1, Januar 1996 (1996-01), Seiten 79-82, XP002227302 in der Anmeldung erw{hnt;  CHUNTONOV K A ET AL: "Intermetallic generators of alkali metal with a seal" VACUUM;VACUUM MAY 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 5, Mai 1996 (1996-05), Seiten 463-466, XP002227300 in der Anmeldung erw hnt;  CHUNTONOV K A ET AL: "Intermetallic generators of alkali metal with a seal" VACUUM;VACUUM MAY 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 5, Mai 1996 (1996-05), Seiten 463-466, XP002227300 in der Anmeldung erw{hnt;  FERRARIO B: "Chemical pumping in vacuum technology" PROCEEDINGS OF THE 1995 1ST INTERNATIONAL WORKSHOP ON INTERACTION OF GASES WITH SOLIDS AFFECTING VACUUM PROCESSES, IGS 1;MAGDEBURG, GER MAY 28-JUN 1 1995, Bd. 47, Nr. 4, 28. Mai 1995 (1995-05-28), Seiten 363-370, XP002227301 Vacuum;Vacuum Apr 1996 Pergamon Press Inc, Tarrytown, NY, USA in der Anmeldung erw hnt;  FERRARIO B: "Chemical pumping in vacuum technology" PROCEEDINGS OF THE 1995 1ST INTERNATIONAL WORKSHOP ON INTERACTION OF GASES WITH SOLIDS AFFECTING VACUUM PROCESSES, IGS 1;MAGDEBURG, GER MAY 28-JUN 1 1995, Bd. 47, Nr. 4, 28. Mai 1995 (1995-05-28), Seiten 363-370, XP002227301 Vacuum;Vacuum Apr 1996 Pergamon Press Inc, Tarrytown, NY, USA in der Anmeldung erw{hnt;  CHUNTONOV K A ET AL: "Alkali metal generators with a constant stream" VACUUM;VACUUM JAN 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 1, Januar 1996 (1996-01), Seiten 79-82, XP002227302 in der Anmeldung erwaehnt;  CHUNTONOV K A ET AL: "Intermetallic generators of alkali metal with a seal" VACUUM;VACUUM MAY 1996 PERGAMON PRESS INC, TARRYTOWN, NY, USA, Bd. 47, Nr. 5, Mai 1996 (1996-05), Seiten 463-466, XP002227300 in der Anmeldung erwaehnt;  DATABASE WPI Section Ch, Week 199650 Derwent Publications Ltd., London, GB; Class L03, AN 1996-504709 XP002227303 & RU 2 056 661 C (SEVER CO LTD), 20. Maerz 1996 (1996-03-20);  FERRARIO B: "Chemical pumping in vacuum technology" PROCEEDINGS OF THE 1995 1ST INTERNATIONAL WORKSHOP ON INTERACTION OF GASES WITH SOLIDS AFFECTING VACUUM PROCESSES, IGS 1;MAGDEBURG, GER MAY 28-JUN 1 1995, Bd. 47, Nr. 4, 28. Mai 1995 (1995-05-28), Seiten 363-370, XP002227301 Vacuum;Vacuum Apr 1996 Pergamon Press Inc, Tarrytown, NY, USA in der Anmeldung erwaehnt;  DATABASE WPI Section Ch, Week 199650 Derwent Publications Ltd., London, GB; Class L03, AN 1996-504709 XP002227303&RU 2 056 661 C (SEVER CO LTD), 20. Maerz 1996 (1996-03-20)