Santiago
Chile
5
2020-08-13
5
2021-09-14
These are the the leading inventors for applications assigned to DRILLCO TOOLS S.A.:
DRILLCO TOOLS S.A. based in Santiago, CL has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Backhead assembly for DTH hammer
#2 | 2014-03-20 ✅ Patent 9,016,403 granted on 2015-04-28Pressurized fluid flow system having multiple work chambers for a down-the-hole drill hammer and normal and reverse circulation hammers thereof
#3 | 2013-09-12 ✅ Patent 8,973,681 granted on 2015-03-10Pressurized fluid flow system for a reverse circulation down-the-hole hammer and hammer thereof
#4 | 2011-09-01 ✅ Patent 8,640,794 granted on 2014-02-04Pressurized fluid flow system for a normal circulation hammer and hammer thereof
#5 | 2009-07-30 ✅ Patent 7,921,941 granted on 2011-04-12Pressurized fluid flow system for a reverse circulation hammer
Also check out DRILLCO TOOLS S.A.'s (Santiago, Chile) applicant profile with 1 patent applications submitted.
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