Apparatus and method for the application of a plastic liner to a

Details Apparatus and method for the application of a plastic liner to a Apparatus and method for the application of a plastic liner to a

1987-02-25

1988-08-23

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

295272, 249 63, 249 83, 249144, 249185, 264267, 26432816, 285 55, 285179, 425127, 425188, 425393, 425414, 4254501, 425468, 425547, 425589, B29C 4514, B29C 4567, B29C 4573

Patent

active

047659386

ABSTRACT:
An injection molding apparatus is used to line flanged pipe elbows. The pipe elbow is clamped by the flanges to two pivotted platens, one of which has a curved mandrel to shape the inside of the elbow lining.

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patent: 2560114 (1951-07-01), Kennon
patent: 3093864 (1963-06-01), Waldron et al.
patent: 3148896 (1964-09-01), Chu
patent: 3206530 (1965-09-01), Boteler
patent: 3235290 (1966-02-01), Young
patent: 3691617 (1972-09-01), Burnett
patent: 3796407 (1974-03-01), Brown
patent: 3921673 (1975-11-01), Pero
patent: 4184834 (1980-01-01), Barber
patent: 4447076 (1984-05-01), Evans

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