Process for the production of sandwich elements from...

Details Process for the production of sandwich elements from... Process for the production of sandwich elements from...

2007-11-13

2007-11-13

Aftergut, Jeff H. (Department: 1733)

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work feeding or handling means

C156S078000, C156S582000, C425S00400R, C425S224000, C425S81700C, C264S046200, C264S046500

Reexamination Certificate

active

11213004

ABSTRACT:
The invention relates to a process for the production of sandwich elements (so-called panels), in which the rising reactive mixture is guided, when it rises, through guide elements arranged between the upper and lower outer layers. This process produces void-free panels having a regular cell structure. The invention also relates to an apparatus useful for the production of such sandwich elements.

REFERENCES:
patent: 3977931 (1976-08-01), Peille
patent: 4267135 (1981-05-01), Stroud et al.
patent: 5114755 (1992-05-01), Canaday et al.
patent: 5144755 (1992-09-01), Braun et al.
patent: 5665286 (1997-09-01), Sulzbach et al.
patent: 1 267 313 (1972-03-01), None

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