E02D 3/115

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9920499 Device for heat stabilization of perennial permafrost soilsAug 02, 16Mar 20, 18JOINT STOCK COMPANY “TRANSNEFT SIBERIA”, JOINT-STOCK COMPANY "TRANSNEFT SIBERIA", LIMITED LIABILITY COMPANY “TRANSNEFT RESEARCH AND DEVELOPMENT FOR OIL AND OIL PRODUCTS TRANSPORTATION”, LIMITED LIABILITY COMPANY "TRANSNEFT RESEARCH AND DEVELOPMENT FOR OIL AND OIL PRODUCTS TRANSPORTATION", PUBLIC JOINT STOCK COMPANY "TRANSNEFT", PUBLIC JOINT STOCK COMPANY “TRANSNEFT”,
9708787 Method for producing a contiguous ice body in a ground-freezing processOct 16, 14Jul 18, 17LINDE AKTIENGESELLSCHAFT
9611608 Zone freeze pipeMar 15, 13Apr 04, 17Not available
8888408 Systems and methods for collecting and processing permafrost gases, and for cooling permafrostFeb 11, 13Nov 18, 14ADVANCED GREEN INNOVATIONS, LLC
5667339 Cryogenic method and system for remediating contaminataed earthJun 07, 95Sep 16, 97UNIVERSITY OF WASHINGTON
5324137 Cryogenic method and system for remediating contaminated earthFeb 18, 93Jun 28, 94UNIVERSITY OF WASHINGTON
4676694 Process and installation for the congelation of grounds by means of a cryogenic liquidMay 29, 85Jun 30, 87L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE