Assignee
RHEIN WESTFAEL ELECT WERK AG
26 granted patents·407 citations·filing 1972–1988
Top patents by PatentIndex Score
26 records- 0189US4262610AMethod of reducing the sulfur emissions from boilers fired with brown coal and, more generally, from boilers fired with low-rank solid fossil fuels and used in the production of electric powerRHEIN WESTFAEL ELECT WERK AG·Filed 1979·Granted Apr 21, 1981·56 cites·6 claims
- 0287US4006217AProcess for making manganese dioxideRHEIN WESTFAEL ELECT WERK AG·Filed 1975·Granted Feb 1, 1977·49 cites·7 claims
- 0385US3960594APrimary or secondary electrochemical cellRHEIN WESTFAEL ELECT WERK AG·Filed 1973·Granted Jun 1, 1976·32 cites·5 claims
- 0478US4533532ACarboxylic acid activated dry calcium absorbent method for removing sulfur dioxide from a flue gasRHEIN WESTFAEL ELECT WERK AG·Filed 1984·Granted Aug 6, 1985·31 cites·5 claims
- 0577US4501618AMethod of making a building materialRHEIN WESTFAEL ELECT WERK AG·Filed 1983·Granted Feb 26, 1985·29 cites·8 claims
- 0667US4161569AComposite electrode for storage batteries, accumulators and the likeRHEIN WESTFAEL ELECT WERK AG·Filed 1978·Granted Jul 17, 1979·19 cites·9 claims
- 0759US4439916AMethod of making a composite electrodeRHEIN WESTFAEL ELECT WERK AG·Filed 1982·Granted Apr 3, 1984·17 cites·4 claims
- 0858US4540555AMethod of removing sulfur dioxide and other toxic and noxious components from flue gasesRHEIN WESTFAEL ELECT WERK AG·Filed 1983·Granted Sep 10, 1985·19 cites·5 claims
- 0958US3935082AProcess for making lead electrodeRHEIN WESTFAEL ELECT WERK AG·Filed 1974·Granted Jan 27, 1976·8 cites·10 claims
- 1056US4710365AProcess for the dry removal of sulfur dioxide from flue gasRHEIN WESTFAEL ELECT WERK AG·Filed 1985·Granted Dec 1, 1987·19 cites·1 claims
- 1154US4019970AProcess for making titanium-supported lead electrodeRHEIN WESTFAEL ELECT WERK AG·Filed 1975·Granted Apr 26, 1977·13 cites·6 claims
- 1253US4555994ABoiler-heating assembly with oil- and coal-fired ignition burnersRHEIN WESTFAEL ELECT WERK AG·Filed 1984·Granted Dec 3, 1985·14 cites·1 claims
- 1351US4526703AAbsorbent for the dry removal of sulfur dioxide and like components of an exhaust gasRHEIN WESTFAEL ELECT WERK AG·Filed 1983·Granted Jul 2, 1985·11 cites·2 claims
- 1451US4223081AComposite electrode for storage batteries and the likeRHEIN WESTFAEL ELECT WERK AG·Filed 1979·Granted Sep 16, 1980·11 cites·15 claims
- 1546US4828787AApparatus for simulation of the operation of a pressurized water nuclear reactorRHEIN WESTFAEL ELECT WERK AG·Filed 1987·Granted May 9, 1989·19 cites·5 claims
- 1646US4435184AMethod of recovering boric acid from waste-water concentrates of nuclear plantsRHEIN WESTFAEL ELECT WERK AG·Filed 1981·Granted Mar 6, 1984·8 cites·3 claims
- 1745US4440673AMethod of and apparatus for the treatment of radioactive waste water from nuclear power plantsRHEIN WESTFAEL ELECT WERK AG·Filed 1980·Granted Apr 3, 1984·10 cites·1 claims
- 1841US4476048AMethod of treating radioactive waste waterRHEIN WESTFAEL ELECT WERK AG·Filed 1982·Granted Oct 9, 1984·10 cites·14 claims
- 1934US4925614AMethod of making shaped bodies for use in the construction trades from power-plant clarifier sludgeRHEIN WESTFAEL ELECT WERK AG·Filed 1988·Granted May 15, 1990·5 cites·5 claims
- 2034US3981977AMethod of producing deuterium-oxide-enriched waterRHEIN WESTFAEL ELECT WERK AG·Filed 1972·Granted Sep 21, 1976·7 cites·3 claims
- 2133US4076901AHigh-temperature method of operating a lead-acid cellRHEIN WESTFAEL ELECT WERK AG·Filed 1976·Granted Feb 28, 1978·9 cites·10 claims
- 2231US4206277AComposite electrode for storage batteries and the likeRHEIN WESTFAEL ELECT WERK AG·Filed 1979·Granted Jun 3, 1980·3 cites·10 claims
- 2328US4382906AMethod of and an apparatus for the evaluation of burned-out nuclear fuel elementsRHEIN WESTFAEL ELECT WERK AG·Filed 1980·Granted May 10, 1983·2 cites·6 claims
- 2428US4188269AMethod of making electrodes for electrolytic purposesRHEIN WESTFAEL ELECT WERK AG·Filed 1978·Granted Feb 12, 1980·0 cites·5 claims
- 2524US3930883AZinc-containing electrodeRHEIN WESTFAEL ELECT WERK AG·Filed 1974·Granted Jan 6, 1976·4 cites·2 claims
- 2620US4376461AHeat-pump heating unitRHEIN WESTFAEL ELECT WERK AG·Filed 1980·Granted Mar 15, 1983·2 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when RHEIN WESTFAEL ELECT WERK AG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →