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Title: Variable depth core sampler

A variable depth core sampler apparatus comprising a first circular hole saw member, having longitudinal sections that collapses to form a point and capture a sample, and a second circular hole saw member residing inside said first hole saw member to support the longitudinal sections of said first hole saw member and prevent them from collapsing to form a point. The second hole saw member may be raised and lowered inside said first hole saw member.
Inventors:
 [1];  [2]
  1. (Hamburg, NY)
  2. (Grand Island, NY)
Issue Date:
OSTI Identifier:
870298
Assignee:
United States of America as represented by United States (Washington, DC) WVDP
Patent Number(s):
US 5492021
Contract Number:
AC07-81NE44139
Research Org:
WEST VALLEY NUCLEAR SERVICES
Country of Publication:
United States
Language:
English
Subject:
variable; depth; core; sampler; apparatus; comprising; circular; longitudinal; sections; collapses; form; capture; sample; residing; inside; support; prevent; collapsing; raised; lowered; apparatus comprising; core sample; sampler apparatus; variable depth; depth core; core sampler; /73/83/