Extract from the Register of European Patents

EP Citations: EP3013773

Cited inInternational 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 inby applicant
Type:Patent literature
Publication No.:DE1183058  
Type:Patent literature
Publication No.:DE2316701  
Type:Patent literature
Publication No.:EP1219581