Cited in | International search | Type: | Patent literature | Publication No.: | DE2121353
[X] (BAUR EDUARD DR ING) [X] 1,4,5,8-12 * the whole document *; | Type: | Patent literature | Publication No.: | DE2109780
[X] (BAUR EDUARD DR ING) [X] 1,2,4-6 * figures 1,2; claims 1,6,7 *; | Type: | Patent literature | Publication No.: | DE2401508
[X] (BAUR EDUARD DR ING) [X] 1-5 * figures 1,2; claims 1,6,7 *; | Type: | Patent literature | Publication No.: | WO0027560
[X] (ASHLAND INC [US]) [X] 1,3 * figure 2 *; | Type: | Patent literature | Publication No.: | CH646886
[X] (CORRECTA GMBH [DE]) [X] 1-3 * column 1, lines 49-56 *; | Type: | Patent literature | Publication No.: | US3815665
[X] (BAUER E) [X] 1,6-8 * figure 8 * |