Method and apparatus for applying herbicide and the like to tree

Details Method and apparatus for applying herbicide and the like to tree Method and apparatus for applying herbicide and the like to tree

1991-11-06

1994-02-22

Olszewski, Robert P.

Article dispensing

With discharge assistant

Reciprocating

221276, 221185, G07F 1120

Patent

active

052879925

ABSTRACT:
A method for treating a tree comprises the steps of punching at least one hole in a trunk of a tree and injecting an individual chemical pellet directly into the at least one hole. The chemical pellet dissolves in and mixes with sap of the tree to treat the tree. A dispenser for injecting the pellets and a punch hammer for punching holes in the tree, both of which are used in the tree treating method, are also disclosed.

REFERENCES:
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patent: 4011685 (1977-03-01), Boyd et al.
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patent: 4817818 (1989-04-01), Lockhart
patent: 4848028 (1989-07-01), Johnson et al.
patent: 4908983 (1990-03-01), Mazur et al.

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