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Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

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Class 65/135.2 - By agitating


Subclass of Class 65 - Glass manufacturing
Definition: Processes wherein the molten or softened glass is mixed
No. of applications: 5
Last issue date: 02/21/2008


Application No.Application TitleIssue Date
20080041109Method and apparatus for homogenizing a glass melt
The present invention is directed toward a method of reducing contamination of a glass melt by oxide particulates, such as particulates of platinum oxide, which may condense on the inside surfaces of a stir chamber, particularly the stir shaft, and fall back into the gl...
02/21/2008
20070149380Method of eliminating blisters in a glass making process
A method of controlling blister formation in a glass melt flowing through a system comprising one ore more refractory metal vessels by developing a blister index and determining the critical blister index value. The critical value of the blister index may be used to con...
06/28/2007
20050115276Method and system for reducing a foam in a glass melting furnace
A method for selectively reducing or removing a foam present in a glass melting furnace is provided, comprising: selecting a portion of a foam present above the surface of a molten material in a glass melting furnace; and providing an ultrasonic energy emitted from at l...
06/02/2005
20050039492Method and device for melting glass using an induction-heated crucible with cooled crust
The invention describes a method and an apparatus for the rapid melting of in particular high-purity, aggressive and/or high-melting glasses in a skull crucible, in which high-frequency energy is introduced into the contents of the crucible by means of a coil arrangemen...
02/24/2005
20050005646Device and method for melting a substance with the occurrence of a low level of contamination
An apparatus and a method for low-contamination melting of high-purity, aggressive and/or high-melting glass or glass-ceramic are provided. For this purpose, a melt is heated in a crucible or melting skull crucible by means of high-frequency radiation and is mixed or ho...
01/13/2005
 
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