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Class Information
Number: 264/29.7
Name: Plastic and nonmetallic article shaping or treating: processes > Carbonizing to form article > Controlling varying temperature or plural heating steps
Description: Processes wherein the carbonizing step is carried out by (1) varying the temperature over a given time span or by (2) heating the article to two or more distinct temperatures.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7404844 |
Method for making carbon membranes for fluid separation |
Jul. 29, 2008 |
| 7335330 |
Method of producing sintered carbide |
Feb. 26, 2008 |
| 7306635 |
Designed cellular coal |
Dec. 11, 2007 |
| 7276203 |
Process for producing hollow comprising fiber-reinforced ceramic materials |
Oct. 2, 2007 |
| 7261846 |
Fiber-reinforced ceramic brake linings |
Aug. 28, 2007 |
| 7252795 |
High thermal conductivite element, method for manufacturing same, and heat radiating system |
Aug. 7, 2007 |
| 7226561 |
Method of producing silicon carbide sintered body jig |
Jun. 5, 2007 |
| 7207424 |
Manufacture of carbon/carbon composites by hot pressing |
Apr. 24, 2007 |
| 7198739 |
Manufacture of thick preform composites via multiple pre-shaped fabric mat layers |
Apr. 3, 2007 |
| 7172723 |
Method of producing a shaped composite material |
Feb. 6, 2007 |
| 7144545 |
Process for the production of ceramic bearing components |
Dec. 5, 2006 |
| 7105111 |
Process for producing hollow bodies comprising fibre-reinforced ceramic materials |
Sep. 12, 2006 |
| 7022274 |
Gas sintered carbon block and method |
Apr. 4, 2006 |
| 7011786 |
Process for producing shaped bodies comprising fiber-reinforced ceramic materials |
Mar. 14, 2006 |
| 7011785 |
Process for producing hollow bodies comprising fiber-reinforced ceramic materials |
Mar. 14, 2006 |
| 7001544 |
Method for manufacturing carbon-carbon composites |
Feb. 21, 2006 |
| 6939490 |
Process for unidirectional infiltration of preform with molten resin or pitch |
Sep. 6, 2005 |
| 6923931 |
Process for the production of holes particularly micro-perforations in a composite material, device for its practice and sound damping layer constituted by said material |
Aug. 2, 2005 |
| 6916435 |
Process of making graphite articles |
Jul. 12, 2005 |
| 6881361 |
Method for producing shaped bodies |
Apr. 19, 2005 |
| 6878331 |
Manufacture of carbon composites by hot pressing |
Apr. 12, 2005 |
| 6875263 |
Use of vegetative material as a filler in composite materials |
Apr. 5, 2005 |
| 6849098 |
Composite tooling |
Feb. 1, 2005 |
| 6838120 |
Method for manufacturing carbon/silicon-carbide composite |
Jan. 4, 2005 |
| 6833012 |
Petroleum pitch-based carbon foam |
Dec. 21, 2004 |
| 6833011 |
Activated, coal-based carbon foam |
Dec. 21, 2004 |
| 6814765 |
Cellular coal products and processes |
Nov. 9, 2004 |
| 6800364 |
Isotropic pitch-based materials for thermal insulation |
Oct. 5, 2004 |
| 6797251 |
Method of making carbon foam at low pressure |
Sep. 28, 2004 |
| 6787075 |
Method of making synthetic resin composition with lubricative underwater properties containing RBC or CRBC fine powder |
Sep. 7, 2004 |
| 6773528 |
Process for producing fiber-reinforced-silicon carbide composites |
Aug. 10, 2004 |
| 6764620 |
Reaction-forming method for producing near net-shape refractory metal carbides |
Jul. 20, 2004 |
| 6749652 |
Cellular coal products and processes |
Jun. 15, 2004 |
| 6699411 |
Method for producing high purity silicon carbide sintered body |
Mar. 2, 2004 |
| 6699412 |
Compression-molded silicon carbide structures |
Mar. 2, 2004 |
| 6699427 |
Manufacture of carbon/carbon composites by hot pressing |
Mar. 2, 2004 |
| 6682667 |
Method for producing self-supporting activated carbon structures |
Jan. 27, 2004 |
| 6673279 |
Method of forming ecoceramic-based silicon-carbide tooling for composites and method for forming composites using same |
Jan. 6, 2004 |
| 6613251 |
Method of forming a ceramic article including silicon carbide |
Sep. 2, 2003 |
| 6576076 |
Process for producing fiber-reinforced silicon carbide composites |
Jun. 10, 2003 |
| 6573215 |
Material for bearing rolling element |
Jun. 3, 2003 |
| 6555032 |
Method of making silicon nitride-silicon carbide composite filters |
Apr. 29, 2003 |
| 6555031 |
Process for producing silicon carbide bodies |
Apr. 29, 2003 |
| 6537470 |
Rapid densification of porous bodies (preforms) with high viscosity resins or pitches using a resin transfer molding process |
Mar. 25, 2003 |
| 6524501 |
Pitch fiber bundle and pitch type carbon fiber bundle and method for production thereof |
Feb. 25, 2003 |
| 6503441 |
Method for producing melt-infiltrated ceramic composites using formed supports |
Jan. 7, 2003 |
| 6475411 |
Method of making improved gas storage carbon with enhanced thermal conductivity |
Nov. 5, 2002 |
| 6395677 |
Material for bearing retainer |
May. 28, 2002 |
| 6375875 |
Diagnostic monitor for carbon fiber processing |
Apr. 23, 2002 |
| 6350396 |
Method for fabricating carbon-carbon articles |
Feb. 26, 2002 |
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