Patents Assigned to Shiiai Kemutekku Kabushiki Kaisha - Justia Patents Search

Patents Assigned to Shiiai Kemutekku Kabushiki Kaisha

Method for the production of fine grain ice and dry clathrate water for manufacturing of concrete/mortar, a method for the production of concrete/mortar by using fine grain ice or dry clathrate water and concrete/mortar products manufactured thereby

Patent number: 5164428

Abstract: Concrete/mortar is manufactured with a small amount of water by using fine polymer particles containing frozen water. The water becomes available when the particles thaw or the particles may be used directly without freezing.

Type: Grant

Filed: February 15, 1990

Date of Patent: November 17, 1992

Assignees: Mitsui Kensetsu Kabushiki Kaisha, Shiiai Kemutekku Kabushiki Kaisha, Oosaka Yuuki Kagaku Kogyo Kabushiki Kaisha

Inventors: Tadashi Okamoto, Toru Sato, Taiji Kanbayashi, Chuzo Kato
Method for the production of concrete/mortar by using dry clathrate water and concrete/mortar products produced thereby

Patent number: 5092933

Abstract: Concrete/mortar is manufactured with a small amount of water by using a dry clathrate water mixture. The dry clathrate water is used in a state wherein the water is impregnated into a water absorbent polymer.

Type: Grant

Filed: March 18, 1991

Date of Patent: March 3, 1992

Assignees: Mitsui Kensetsu Kabushiki Kaisha, Shiiai Kemutekku Kabushiki Kaisha, Oosaka Yuuki Kagaku Kogyo Kabushiki Kaisha

Inventors: Tadashi Okamoto, Toru Sato, Taiji Kanbayashi, Chuzo Kato