Abstract:
THIS INVENTION RELATES TO A METHOD, AND THE PRODUCT RESULTING THEREFROM, FOR CLOSING THE GAP AT THE EDGE OF A LAMINATED STRUCTURE, BY FLAME HEATING THE GAP AND INTRODUCING INTO THE FLAME AT LEAST ONE COMPOUND THERMALLY DECOMPOSABLE TO AT LEAST ONE GLASS NETWORK FORMING OXIDE SELECTED FROM THE GROUP CONSISTING OF SIO2 AND B2O3, SO AS TO IN COMBINATION LOWER THE SURFACE TENSION OF THE ADHERED GLASS LAYER AND DEPOSIT A LAYER OF GLASS HAVING PROPERTIES SIMILAR TO THAT OF THE ADHERED LAYER; THEREBY SEALING THE EDGE GAP, AND COMPLETELY ENVELOPING THE CORE PORTION OF THE LAMINATE.
Abstract:
Beta-spodumene ceramic articles such as gas turbine regenerators are rendered more resistant to attack by moist sulfur oxidecontaining gases such as the exhaust gases from certain hydrocarbon combustion processes by providing a protective coating of a silicone fluid or a silicone resin thereon.
Abstract:
A COMPOSITION FOR CONDITIONING THE SURFACE OF GLASSCERAMIC ARTICLES SUBJECTED TO ELEVATED TEMPERATURES AND A METHOD OF TREATING SUCH ARTICLES BY APPLYING TO THE SURFACE A COMPOSITION CONTAINING A DIMETHYL SILICONE FLUID WHEREBY A HEAT RESISTANT PROTECTIVE COATING IS FORMED THEREON.
Abstract:
A METHOD OF REMOVING METAL MARKS FROM THE SURFACE OF A GLASS-CERAMIC MATERIAL BY TREATING THE MATERIAL WITH AN AQUEOUS SOLUTION OF GLUCONIC ACID AT ELEVATED TEMPERATURES.
Abstract:
Beta-spodumene ceramic articles such as gas turbine regenerators are rendered more resistant to attack by moist sulfur oxidecontaining gases such as the exhaust gases from certain hydrocarbon combustion processes by providing a protective layer of fluorinated ethylene-propylene copolymer thereon.