Assignee
ELKEM TECHNOLOGY
NO·11 granted patents·180 citations·filing 1988–1995
Top patents by PatentIndex Score
11 records- 0182US4831943ATreating ash and dust from incineration plants by coprocessing with hazardous waste and/or metallic scrapELKEM TECHNOLOGY·Filed 1988·Granted May 23, 1989·40 cites·13 claims
- 0267US5188658AMethod for recovering zinc from zinc-containing waste materialsELKEM TECHNOLOGY·Filed 1990·Granted Feb 23, 1993·23 cites·20 claims
- 0357US5654976AMethod for melting ferrous scrap metal and chromite in a submerged arc furnace to produce a chromium containing ironELKEM TECHNOLOGY·Filed 1995·Granted Aug 5, 1997·26 cites·19 claims
- 0452US4975116AMethod for production of metals of ferroalloys by direct reductionELKEM TECHNOLOGY·Filed 1989·Granted Dec 4, 1990·10 cites·6 claims
- 0548US5069005AMethod of flaw detection in billetsELKEM TECHNOLOGY·Filed 1989·Granted Dec 3, 1991·18 cites·19 claims
- 0647US5286274AMethod for treatment of potlining residue from primary aluminium smeltersELKEM TECHNOLOGY·Filed 1992·Granted Feb 15, 1994·28 cites·20 claims
- 0743US5196047AMethod of treatment of zinc-containing by-products and waste materialsELKEM TECHNOLOGY·Filed 1991·Granted Mar 23, 1993·5 cites·14 claims
- 0835US5363901AMethod for detecting pinholes in continuously cast billetsELKEM TECHNOLOGY·Filed 1992·Granted Nov 15, 1994·11 cites·14 claims
- 0931US5103072ASubmersible plasma torchELKEM TECHNOLOGY·Filed 1990·Granted Apr 7, 1992·8 cites·20 claims
- 1027US5146469AMethod and means for continuous production of carbon bodiesELKEM TECHNOLOGY·Filed 1990·Granted Sep 8, 1992·9 cites·13 claims
- 1127US5092564AColumn for treating particulate materials with a gasELKEM TECHNOLOGY·Filed 1990·Granted Mar 3, 1992·2 cites·7 claims
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