Flexible plug for obtaining soil samples during drilling operati

Details Flexible plug for obtaining soil samples during drilling operati Flexible plug for obtaining soil samples during drilling operati

1985-11-12

1987-05-26

Novosad, Stephen J.

Boring or penetrating the earth

With means movable relative to tool to receive, retain, or...

Core-retaining or severing means

175 58, 175394, 175403, E21B 2502

Patent

active

046677542

ABSTRACT:
A flexible plug used in combination with a hollow stem auger and connected drill head which has a hollow housing. The plug includes a plurality of flexible shape-retaining arcuate projections extending towards the plug central axis.

REFERENCES:
patent: 2173677 (1939-09-01), Boyd
patent: 3095051 (1963-06-01), Robinsky et al.
patent: 3136376 (1964-06-01), Robinsky
patent: 3805900 (1974-04-01), Sainsbury
patent: 3878904 (1975-04-01), Dobson
patent: 4248313 (1981-02-01), Bonca

Affiliated with

Also associated with

Rating

Flexible plug for obtaining soil samples during drilling operati does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Flexible plug for obtaining soil samples during drilling operati, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Flexible plug for obtaining soil samples during drilling operati will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-697601