Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Embodying intertwined or helical component
Patent
1985-12-20
1988-01-19
Bueker, Richard R.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Embodying intertwined or helical component
428378, 428380, 428384, 428381, 422 97, 422 98, G01N 2716
Patent
active
047204214
ABSTRACT:
A combustible gas sensor element prepared by the process of applying, to a sheathed wire coil, separate coats of catalytic wash each heated in a furnace, separate and alternating coats of porous ceramic and platinum each heated by passing an electric current through the coiled wire filament, and separate coats of porous ceramic top coating, each heated by passing an electric current through the filament.
REFERENCES:
patent: 4246228 (1981-01-01), Jones et al.
Bueker Richard R.
Rexnord Inc.
Ruppin Richard C.
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