Title: Ground heating system

Abstract: A ground heating system comprises a porous stabilization layer provided between a pipe system for supplying heat and a pipe system for supplying water to control the ground humidity. The stabilization layer functions as a water distributor and heat storage means.

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Inventors: Lestraden, Jakobus W. (Nachtegall, 4, Sassenheim, NL)

Application Number: 06/103161
Filing Date: 1979-12-13
Publication_date: 1982-02-09
Assignee: Lestraden, Jakobus W.

Primary Class(es): 404/27 52/170, 219/213, 405/229
Other Classes: E01C11/26; E01C11/24; E01C3/06
US Patent Ref:

0795772	July, 1905	Janney	404/71
1050914	January, 1913	Branch	404/71
1349136	August, 1920	Lillard	404/71	Heating means
1771269	July, 1930	Musgrave	404/71	Heating and cooling of buildings
2138217	November, 1938	Sutter	219/345	Electrical heating system
3236991	February, 1966	Graham	219/213	Sidewalk heating means for melting snow
3377462	April, 1968	Pferschy	404/71	Device for heating surfaces subject to strong mechanical stresses or considerably varying atmospheri
3491439	January, 1970	DuBois	404/77	HEATED SURFACE AND PROCESS TO MANUFACTURE SUCH A HEATED SURFACING

Other Refs:
Primary Examiner: Byers, Jr.; Nile C.
Assistant Examiner:
Attorney: