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US3188253A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for preparing a metallized explosive

Assignee: Dow Chemical Co
•
Filing: 1963-04-25
•
Granted: 1965-06-08
•
Expires: 1983-04-25
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Abstract

No abstract record available.

Inventors

  • 👤 Frank D Patrick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 16:11
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0033; C06B21/0066; C06B33/00; C06B45/00; C06B45/18; C06B45/30; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/114

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 166 words
A NOVEL PROCESS FOR PREPARING A METALLIZED EXPLOSIVE COMPOSITION WHICH COMPRISES: (A) PROVIDING A SOURCE OF COARSE NONEQUIAXED PARTICLES OF A FIRST LIGHT METAL, (B) FLAME-SPRAYING A MULTIPLICITY OF FINELY DIVIDED PARTICLES OF A SECOND LIGHT METAL ONTO THE SURFACE OF SAID COARSE PARTICLES THEREBY TO PROVIDE A COMPOSITE FINECOARSE METAL PARTICLE, SAID FINELY DIVIDED PARTICLES OF SAID SECOND LIGHT METAL FORMING A DISCONTINUOUS SERIES OF INDIVIDUAL PARTICLES ON SAID COARSE NONEQUIAXED PARTICLES OF SAID FIRST LIGHT METAL AND SAID FINELY DIVIDED PARTICLES OF SAID SECOND LIGHT METAL NOT ENTIRELY COVERING THE SURFACE OF SAID COARSE PARTICLES OF SAID FIRST LIGHT METAL, SAID COARSE PARTICLES CONSISTING OF FROM ABOUT 10 TO ABOUT 90 WEIGHT PERCENT OF SAID COMPOSITE AND SAID FINELY DIVIDED PARTICLES CONSISTING OF FROM ABOUT 90 TO ABOUT 10 WEIGHT PERCENT OF SAID COMPOSITE, SAID FIRST LIGHT METAL AND SAID SECOND LIGHT METAL BEING SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM, ALUMINUM, MAGNESIUM ALLOYS AND ALUMINIUM ALLOYS, AND (C) ADMIXING AN EXPLOSIVE MEMBER THEREWITH.
Claim 2
Dependent Claim 166 words
A NOVEL PROCESS FOR PREPARING A METALLIZED EXPLOSIVE COMPOSITION WHICH COMPRISES: (A) PROVIDING A SOURCE OF COARSE NONEQUIAXED PARTICLES OF A FIRST LIGHT METAL, (B) FLAME-SPRAYING A MULTIPLICITY OF FINELY DIVIDED PARTICLES OF A SECOND LIGHT METAL ONTO THE SURFACE OF SAID COARSE PARTICLES THEREBY TO PROVIDE A COMPOSITE FINECOARSE METAL PARTICLE, SAID FINELY DIVIDED PARTICLES OF SAID SECOND LIGHT METAL FORMING A DISCONTINUOUS SERIES OF INDIVIDUAL PARTICLES ON SAID COARSE NONEQUIAXED PARTICLES OF SAID FIRST LIGHT METAL AND SAID FINELY DIVIDED PARTICLES OF SAID SECOND LIGHT METAL NOT ENTIRELY COVERING THE SURFACE OF SAID COARSE PARTICLES OF SAID FIRST LIGHT METAL, SAID COARSE PARTICLES CONSISTING OF FROM ABOUT 10 TO ABOUT 90 WEIGHT PERCENT OF SAID COMPOSITE AND SAID FINELY DIVIDED PARTICLES CONSISTING OF FROM ABOUT 90 TO ABOUT 10 WEIGHT PERCENT OF SAID COMPOSITE, SAID FIRST LIGHT METAL AND SAID SECOND LIGHT METAL BEING SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM, ALUMINUM, MAGNESIUM ALLOYS AND ALUMINIUM ALLOYS, AND (C) ADMIXING AN EXPLOSIVE MEMBER THEREWITH.

References Cited (Backward Citations)

US2899338A Cited
US3094443A Cited
US1268030A Cited
US2992086A Cited
US2816012A Cited
US2836484A Cited
US3044911A Cited
US3056701A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-06-07 1968-12-07 1969-06-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-06-07 1972-12-07 1973-06-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-06-07 1976-12-07 1977-06-08 $7700.00 Window Closed / Lapsed

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