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Extract from the Register of European Patents

EP Citations: EP0808978

Cited inSearch
Type:Patent literature
Publication No.:US5348357  [YD]
 (KONCHAN JEFFREY L [US], et al) [YD] 1-5 * figure 7; claims 1,2 *;
Type:Patent literature
Publication No.:DE2006180  [Y]
 (W MOERES) [Y] 1-5 * the whole document *;
Type:Patent literature
Publication No.:JPH04161579  [A]
Type:Non-patent literature
Publication information:[A]  - PATENT ABSTRACTS OF JAPAN, (19920922), vol. 16, no. 456, & JP04161579 A 19920604 (MITSUI MINING) [A] 1 * abstract *