2 patents
Utility
Ultra-high strength steel with excellent toughness
20 Jul 21
An ultra-high strength, high toughness alloy steel comprising, by weight, 0.24% to 0.32% carbon, 1.0% manganese or less, 0.45% silicon or less, 1.60% to 1.85% chromium, 2.5% to 3.1% nickel, 0.40% to 0.65% molybdenum, and 0.025% to 0.05% vanadium, the balance being iron and unavoidable impurities; or 0.23% to 0.28% carbon, 1.0% manganese or less, 0.45% silicon or less, 2.05% to 2.4% chromium, 0.35% or less nickel, 0.85% to 1.15% molybdenum, and 0.03% or less vanadium, the balance being iron and unavoidable impurities; or 0.27% to 0.32% carbon, 1.0% manganese or less, 0.45% silicon or less, 0.7% to 1.0% chromium, 0.7% to 1.0% nickel, 0.7% to 1.0% molybdenum, 0.05% or less vanadium, and 0.05% or less niobium, the balance being iron and unavoidable impurities.
Edward Francis Damm, III
Filed: 10 Jul 18
Utility
Portable storage case and lighting assembly
7 Sep 20
A portable storage case may include a case body, a lid, a lighting assembly, and a nonmechanical field switch.
Keith A. Ebert
Filed: 8 Apr 19
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