Cited in | International search | Type: | Patent literature | Publication No.: | JPH01157489
[A] ; | Type: | Patent literature | Publication No.: | EP0174595
[I] (NORSK HYDRO AS [NO]) [I] 1-4,6-13 * page 6, paragraph last - page 7, paragraph first * * examples 1,2 *; | Type: | Patent literature | Publication No.: | US5264017
[X] (VAN DE WALLE RICHARD H [US]) [X] 1,3,4,6-13 * claim - * * column 2, line 32 - line 56 * * column 3, line 9 - line 65 *; | Type: | Patent literature | Publication No.: | EP1048634
[A] (KALI & SALZ AG [DE]) [A] 1-13 * claim - * * paragraph [0007] - paragraph [0012] *; | Type: | Non-patent literature | Publication information: | [A] - DATABASE WPI, 0, Derwent World Patents Index, vol. 1989, no. 30, Database accession no. 1989-218140, XP002720689 & JPH01157489 A 19890620 (ASAHI KAGAKU KOGYO KK) [A] 1-13 * abstract * | Cited in | by applicant | Type: | Patent literature | Publication No.: | DE1183058
| Type: | Patent literature | Publication No.: | DE2316701
| Type: | Patent literature | Publication No.: | EP1219581
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