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Class Information
Number: 501/149
Name: Compositions: ceramic > Ceramic compositions > Clay containing (e.g., porcelain, earthenware, etc.) > Clay pretreatment > Water pretreatment
Description: Subject matter wherein the clay is treated with water which does not contain a chemical treating agent.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7067445 |
Extended particle size distribution ceramic fracturing proppant |
Jun. 27, 2006 |
| 6811602 |
Process for preparing silicate porous product |
Nov. 2, 2004 |
| 6780804 |
Extended particle size distribution ceramic fracturing proppant |
Aug. 24, 2004 |
| 6696377 |
Clay slurry |
Feb. 24, 2004 |
| 6602341 |
Treating kaolinitic clays |
Aug. 5, 2003 |
| 6186335 |
Process for beneficiating kaolin clays |
Feb. 13, 2001 |
| 5891236 |
Process for improving the color and brightness of discolored goethite-containing materials |
Apr. 6, 1999 |
| 5810998 |
Process for improving the brightness of fine-grained kaolin clays |
Sep. 22, 1998 |
| 5743952 |
Aqueous suspensions of inorganic materials |
Apr. 28, 1998 |
| 5674315 |
Process for preparing a meta-kaolin white pigment from kaolinite |
Oct. 7, 1997 |
| 5573658 |
Low brightness functional pigment from process by-product |
Nov. 12, 1996 |
| 5529622 |
Process for treatment of clay for use as a paper coating pigment |
Jun. 25, 1996 |
| 5522924 |
Method for producing high brightness low abrasion calcined kaolin pigment |
Jun. 4, 1996 |
| 5458680 |
Method of producing aggregated composite pigments using organic silicon compounds |
Oct. 17, 1995 |
| 5427990 |
Method of Improving absorption of salt water by water-swellable clay by redrying |
Jun. 27, 1995 |
| 5426079 |
Method of improving water-swellable clay properties by re-drying, compositions and articles |
Jun. 20, 1995 |
| 5423911 |
Coating pigment for cellulose - based printing media |
Jun. 13, 1995 |
| 5424259 |
High solids slurries of structured kaolin clay materials having improved high shear rheology and process for the manufacture thereof |
Jun. 13, 1995 |
| 5385239 |
Low brightness functional pigment from process by-product |
Jan. 31, 1995 |
| 5371051 |
Method for producing high opacifying kaolin pigment |
Dec. 6, 1994 |
| 5358120 |
Selective separation of finely-divided minerals by addition of selective collector reagent and centrifugation |
Oct. 25, 1994 |
| 5318953 |
Method of improving water-swellable clay properties by re-drying, compositions and articles |
Jun. 7, 1994 |
| 5311997 |
Selective separation of finely-divided minerals by addition of selective collector reagent and centrifugation |
May. 17, 1994 |
| 5312807 |
Method of improving absorption of salt water by water-swellable clay by redrying |
May. 17, 1994 |
| 5298066 |
Method of producing aggregated kaolinite pigment using organic silicon compounds |
Mar. 29, 1994 |
| 5266539 |
Process for the deferrization of kaolin, quartzose sand, paper filler, white pigment, pumice and electronics materials |
Nov. 30, 1993 |
| 5242874 |
Process for whitening kaolin |
Sep. 7, 1993 |
| 5232495 |
Method of producing aggregated kaolinite pigment using organic silicon compounds |
Aug. 3, 1993 |
| 5227349 |
Process for producing a kaolin clay product |
Jul. 13, 1993 |
| 5171725 |
Method for preparing aqueous mineral suspensions |
Dec. 15, 1992 |
| 5168083 |
High opacity defined kaolin product and method of producing same |
Dec. 1, 1992 |
| 5147458 |
Structured pigment from high TiO.sub.2 /Fe.sub.2 O.sub.3 kaolinite reject material |
Sep. 15, 1992 |
| 5114893 |
Method of improving water-swellable clay properties by re-drying, compositions and articles |
May. 19, 1992 |
| 5102837 |
Process for the preparation of opaliform porcellanite |
Apr. 7, 1992 |
| 5100472 |
Deionized clay and paper coatings containing the same |
Mar. 31, 1992 |
| 5034062 |
Use of acid-containing anionic emulsion copolymers as calcined clay slurry stabilizers |
Jul. 23, 1991 |
| 4981824 |
Novel ceramic material, method for the preparation thereof and ceramic shaped body obtained therefrom |
Jan. 1, 1991 |
| 4929580 |
Process for treating clay minerals |
May. 29, 1990 |
| 4916094 |
Method for producing high solids kaolin slurry |
Apr. 10, 1990 |
| 4888315 |
High solids blended kaolin clay slurry |
Dec. 19, 1989 |
| 4880759 |
Ball clay slurry |
Nov. 14, 1989 |
| 4812260 |
Process for production of mineral dispersions |
Mar. 14, 1989 |
| 4792539 |
Process for producing clay derivatives having a porous structure and novel clay derivatives obtained by the process |
Dec. 20, 1988 |
| 4743305 |
Organoclays |
May. 10, 1988 |
| 4631091 |
Method for improving the dispersibility of organoclays |
Dec. 23, 1986 |
| 4623398 |
Organo-clays |
Nov. 18, 1986 |
| 4618374 |
High solids processing of kaolinitic clays with post-leaching oxidation |
Oct. 21, 1986 |
| 4391733 |
Mineral treatment and composition |
Jul. 5, 1983 |
| 4301214 |
Low thermal expansion ceramic and process |
Nov. 17, 1981 |
| 4273585 |
Sealing glass |
Jun. 16, 1981 |
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