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"LYON; LELAND H"
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"LYON; LELAND H"
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DOWN-THE-HOLE DRILL REVERSE EXHAUST SYSTEM
by
LYON LELAND H
Year of Publication
17.10.2011
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DOWN-THE-HOLE DRILL HAMMER HAVING A REVERSE EXHAUST SYSTEM AND SEGMENTED CHUCK ASSEMBLY
by
LYON LELAND H
,
LAY WARREN THOMAS
Year of Publication
30.07.2012
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DOWN-THE-HOLE DRILL HAMMER HAVING A SLIDING EXHAUST CHECK VALVE
by
LYON LELAND H
,
LAY WARREN THOMAS
Year of Publication
02.05.2012
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PRESSURE REVERSING VALVE ASSEMBLY FOR A DOWN-THE-HOLE PERCUSSIVE DRILLING APPARATUS
by
LYON LELAND H
,
LAY WARREN THOMAS
Year of Publication
12.12.2011
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INDEXING PERCUSSIVE DRILLING BIT
by
LYON
,
LELAND
,
H
Year of Publication
25.03.2000
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DOWN-THE-HOLE DRILL HAMMER HAVING A PISTON FOLLOWER VALVE
by
Lyon
,
Leland H
Year of Publication
01.08.2024
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Flow diversion sub for a down-the-hole drill hammer
by
Lyon
,
Leland H
Year of Publication
03.08.2021
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Non-rotating drill bit for a down-the-hole drill hammer
by
Lyon
,
Leland H
Year of Publication
21.01.2020
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Pressure control check valve for a down-the-hole drill hammer
by
Lyon
,
Leland H
Year of Publication
16.10.2018
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FLOW DIVERSION SUB FOR A DOWN-THE-HOLE DRILL HAMMER
by
Lyon
,
Leland H
Year of Publication
26.07.2018
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DOWN-THE-HOLE DRILL HAMMER HAVING A ROLLER BEARING ASSEMBLY
by
Lyon
,
Leland H
Year of Publication
21.06.2018
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Non-rotating drill bit for a down-the-hole drill hammer
by
Lyon Leland H
Year of Publication
10.04.2018
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Drill bit for a down-the-hole drill hammer having spirally arranged cutting inserts
by
Lyon Leland H
Year of Publication
21.11.2017
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DRILL BIT FOR A DOWN-THE-HOLE DRILL HAMMER HAVING NONCONCENTRICALLY OR SPIRALLY ARRANGED CUTTING INSERTS
by
LYON LELAND H
Year of Publication
03.12.2015
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Sänkborr med system för bakåtriktad utströmning
by
LELAND H
.
LYON
Year of Publication
05.05.2015
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DOWN-THE-HOLE DRILL REVERSE EXHAUST SYSTEM
by
LYON
,
LELAND H
Year of Publication
24.02.2015
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Down-the-hole drill drive coupling
by
LYON LELAND H
Year of Publication
23.12.2014
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PRESSURE CONTROL CHECK VALVE FOR A DOWN-THE-HOLE DRILL HAMMER
by
LYON LELAND H
Year of Publication
11.12.2014
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Down-the-hole drill hammer having a roller ramp clutch
by
Lance, Abram Simeon
,
Lyon
,
Leland H
Year of Publication
17.07.2018
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NON-ROTATING DRILL BIT FOR A DOWN-THE-HOLE DRILL HAMMER
by
LYON LELAND H
Year of Publication
15.05.2014
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