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Publication numberDE3674630 D1
Publication typeGrant
Application numberDE19863674630
Publication date8 Nov 1990
Filing date1 May 1986
Priority date7 May 1985
Also published asCA1256419A, CA1256419A1, EP0201286A2, EP0201286A3, EP0201286B1, US4640909
Publication number19863674630, 863674630, DE 3674630 D1, DE 3674630D1, DE-D1-3674630, DE19863674630, DE3674630 D1, DE3674630D1, DE863674630
InventorsHugh E Ramsden, Patterson, Iii
ApplicantBaker J T Inc
Export CitationBiBTeX, EndNote, RefMan
Gebundene phase aus siliciumdioxid und carboalkoxyalkylsilanen fuer die festphasenextraktion. Hard phase of silicon dioxide and carboalkoxyalkylsilanen for the solid phase extraction. translated from German
DE 3674630 D1
Abstract  available in
Description  available in
Claims  available in
Classifications
International ClassificationB01D15/08, C07F7/14, B01J20/281, B01J20/32, G01N30/88, B01J20/286, G01N33/493, G01N33/94
Cooperative ClassificationB01J20/3257, G01N33/948
European ClassificationB01J20/32, G01N33/94N
Legal Events
DateCodeEventDescription
8 May 19918328Change in the person/name/address of the agent
Free format text: VOSSIUS, V., DIPL.-CHEM. DR.RER.NAT. TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT. HERMANN, G., DIPL.-PHYS. DR.RER.NAT. SCHMIDT, J., DIPL.-ING. JAENICHEN, H., DIPL.-BIOL. DR.RER.NAT., PAT.-ANWAELTE TREMMEL, H., RECHTSANW., 8000 MUENCHEN
31 Oct 19918364No opposition during term of opposition