Patent US3094445A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3094445A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of generating heat and light

Assignee: Dow Chemical Co
•
Filing: 1959-09-25
•
Granted: 1963-06-18
•
Expires: 1979-09-25
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Robert S Busk
  • 👤 Donald L Leman
  • 👤 Martin A Molnar

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 09:43
CPC Classifications
F; F21; F21K; F21K5/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 123 words
IN THE HEAT AND LIGHT GENERATING COMBUSTION OF A MAGNESIUM METAL, THE IMPROVEMENT WHICH CONSISTS IN EMPOLYING AS THE COMBUSTIBLE MATERIAL A RIGID SOLID CONSISTING ESSENTIALLY OF AN INTIMATE ADMIXTURE CONSISTING OF 0.5 TO 20 PERCENT BY WEIGHT OF A PARTICULATED SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF OXIDES, CARBONATES AND BASIC CARBONATES OF MAGNESIUM, CADMINUM AND THE ALKALINE EARTH METALS, THE BALANCE PARTICULATED MAGNESIUM METAL, SAID COMBUSTIBLE MATERIAL HAVING THE FORM OF AN EXTRUD PREPARED BY DIE EXPRESSING SAID ADMIXTURE AT A TEMPERATURE IN THE RANGE OF 300 TO 850*F. WHEREBY THE MAGNESIUM METAL PARTICLES UNDEGO A WELDING TOGETHER DURING DIE EXPRESSION, BUT BELOW THE TEMPERATURE AT WHICH THE SUB STANCE FROM A FLUID, THEREBY TO AVOID DRIPPING MOLTEN METAL DURING COMBUSTION.

References Cited (Backward Citations)

US1320514A Cited
CA486726A Cited
GB190427268A Cited
US1925641A Cited
US1974015A Cited
US2530489A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-06-17 1966-12-17 1967-06-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-06-17 1970-12-17 1971-06-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-06-17 1974-12-17 1975-06-18 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag