Coated metal particles to enhance oil field shaped charge...

Ammunition and explosives – Blasting – Detonation wave modifying

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C102S476000, C102S306000

Reexamination Certificate

active

07011027

ABSTRACT:
A liner for a shaped charge comprising powdered heavy metal tungsten coated with a metal binder coating compressively formed into a liner body. Each of the powdered heavy metal particles are substantially uniformly coated with metal binder coating. The preferred powdered heavy metal particles are comprised of tungsten. Optionally, the liner for a shaped charge includes a lubricant intermixed with the coated heavy metal particles. The metal binder coating is selected from the group consisting of copper, lead, nickel, tantalum, other malleable metals, and alloys thereof, and comprises from 40 percent to 3 percent by weight of the liner. The powdered heavy metal particles comprise from 60 percent to 97 percent by weight of the liner.

REFERENCES:
patent: 3077834 (1963-02-01), Caldwell
patent: 3375108 (1968-03-01), Wyman, Sr. et al.
patent: 3388663 (1968-06-01), Wyman, Sr. et al.
patent: 4498367 (1985-02-01), Skolnick et al.
patent: 4498395 (1985-02-01), Kock et al.
patent: 4592790 (1986-06-01), Globus
patent: 4613370 (1986-09-01), Held et al.
patent: 4766813 (1988-08-01), Winter et al.
patent: 4794990 (1989-01-01), Riggs
patent: 5119729 (1992-06-01), Nguyen
patent: 5221808 (1993-06-01), Werner et al.
patent: 5279228 (1994-01-01), Ayer
patent: 5413048 (1995-05-01), Werner et al.
patent: 5567906 (1996-10-01), Reese et al.
patent: 5656791 (1997-08-01), Reese et al.
patent: 5814758 (1998-09-01), Leidel
patent: 5963776 (1999-10-01), Lowden et al.
patent: 6012392 (2000-01-01), Norman et al.
patent: 3729780 (1993-05-01), None
US 6,470,804, 10/2002, Leidel et al. (withdrawn)

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Coated metal particles to enhance oil field shaped charge... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Coated metal particles to enhance oil field shaped charge..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Coated metal particles to enhance oil field shaped charge... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3581566

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.