Sonde housing door hold-down system

Details Sonde housing door hold-down system Sonde housing door hold-down system

1997-11-12

1999-08-10

Schoeppel, Roger

Boring or penetrating the earth

Means traveling with tool to constrain tool to bore along...

1753255, E21B 1062

Patent

active

059343915

ABSTRACT:
A sonde housing for horizontal directional drilling includes a cylindrical housing body with walls defining a longitudinal cavity, a cover for the cavity, and a hold-down means for attaching the cover to the housing body.

REFERENCES:
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patent: 4867255 (1989-09-01), Baker et al.
patent: 4989681 (1991-02-01), Lohmuller
patent: 5052503 (1991-10-01), Lof
patent: 5148875 (1992-09-01), Karlsson et al.
patent: 5163520 (1992-11-01), Gibson et al.
patent: 5253721 (1993-10-01), Lee
patent: 5469926 (1995-11-01), Lessard
patent: 5484029 (1996-01-01), Eddison
"Brochure for Barbco Directional Tooling", Barbco, Inc., Undated.
"Brochure for Straightline Directional Tooling--Training Seminar", Straightline Directional Drilling Systems, Jun. 14, 1996.

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