Assignee
ELKEM METALS
US·25 granted patents·299 citations·filing 1981–1993
Top patents by PatentIndex Score
25 records- 0185US4417007AZinc rich paint formulations employing manganomanganic oxide fume pigmentELKEM METALS·Filed 1982·Granted Nov 22, 1983·39 cites·11 claims
- 0275US4592538AApparatus for producing predominately iron alloy containing magnesiumELKEM METALS·Filed 1984·Granted Jun 3, 1986·10 cites·14 claims
- 0374US4420340AColor retention pigment for paint compositions using latex vehiclesELKEM METALS·Filed 1982·Granted Dec 13, 1983·18 cites·7 claims
- 0471US4749549AGray cast iron inoculantELKEM METALS·Filed 1987·Granted Jun 7, 1988·20 cites·11 claims
- 0571US4417008AImproved color pigment for solvent-base paint formulationsELKEM METALS·Filed 1982·Granted Nov 22, 1983·16 cites·6 claims
- 0667US4480064AColor pigment for use in the production of thermoplastic articlesELKEM METALS·Filed 1983·Granted Oct 30, 1984·19 cites·6 claims
- 0766US4666516AGray cast iron inoculantELKEM METALS·Filed 1986·Granted May 19, 1987·17 cites·14 claims
- 0866US4545817AAlloy useful for producing ductile and compacted graphite cast ironsELKEM METALS·Filed 1984·Granted Oct 8, 1985·16 cites·10 claims
- 0962US4941914ADesulfurization agentELKEM METALS·Filed 1989·Granted Jul 17, 1990·13 cites·12 claims
- 1060US4459154AAlloy and process for producing and casting ductile and compacted graphite cast ironsELKEM METALS·Filed 1982·Granted Jul 10, 1984·13 cites·46 claims
- 1159US4799955ASoft composite metal powder and method to produce sameELKEM METALS·Filed 1987·Granted Jan 24, 1989·20 cites·16 claims
- 1258US4395285ALow density compacts of prepared mix for use in the production of silicon and ferrosiliconELKEM METALS·Filed 1981·Granted Jul 26, 1983·10 cites·8 claims
- 1355US4519838AApparatus and process for producing predominately iron alloy containing magnesiumELKEM METALS·Filed 1982·Granted May 28, 1985·5 cites·12 claims
- 1453US4396428AProcesses for producing and casting ductile and compacted graphite cast ironsELKEM METALS·Filed 1982·Granted Aug 2, 1983·11 cites·35 claims
- 1543US4676970AMethod for producing metal sulfide and the product produced therefromELKEM METALS·Filed 1985·Granted Jun 30, 1987·12 cites·24 claims
- 1642US5149364ADesulfurization agentELKEM METALS·Filed 1991·Granted Sep 22, 1992·5 cites·17 claims
- 1742US4509717ASlide gate valve for dry bulk discharging containersELKEM METALS·Filed 1983·Granted Apr 9, 1985·21 cites·6 claims
- 1841US4752327ADephosphorization process for manganese alloysELKEM METALS·Filed 1987·Granted Jun 21, 1988·4 cites·13 claims
- 1939US5061672AActive mass for making organohalosilanesELKEM METALS·Filed 1990·Granted Oct 29, 1991·3 cites·10 claims
- 2037US4684403ADephosphorization process for manganese-containing alloysELKEM METALS·Filed 1986·Granted Aug 4, 1987·3 cites·26 claims
- 2136US5078784ADesulfurization agentELKEM METALS·Filed 1990·Granted Jan 7, 1992·3 cites·17 claims
- 2236US4491568ASystem for recycling fines to hollow electrodeELKEM METALS·Filed 1983·Granted Jan 1, 1985·7 cites·7 claims
- 2334US4816230ASystem for recycling fines to hollow electrodeELKEM METALS·Filed 1987·Granted Mar 28, 1989·7 cites·4 claims
- 2430US5362440AFerrophosphorus refining processELKEM METALS·Filed 1993·Granted Nov 8, 1994·5 cites·20 claims
- 2529US4472197AAlloy and process for producing ductile and compacted graphite cast ironsELKEM METALS·Filed 1982·Granted Sep 18, 1984·2 cites·5 claims
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