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Class Information
Number: 507/107
Name: Earth boring, well treating, and oil field chemistry > Earth boring > Contains organic component > Organic component is lignin or humate or derivative thereof (e.g., tannin, quebracho extract, etc.) > Humate component is fossilized (e.g., lignite, leonardite, brown coal, etc.)
Description: Composition wherein the humate component is fossilized (e.g., lignite, leonardite, brown coal, ASTM Type IV coal, etc.).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7470419 |
Granules of powdery mineral and method for production of granules |
Dec. 30, 2008 |
| 7452417 |
Downhole servicing compositions having high thermal conductivities and methods of using the same |
Nov. 18, 2008 |
| 7351680 |
High performance water-based mud system |
Apr. 1, 2008 |
| 7297662 |
Method and composition for inhibiting lost circulation during well operation |
Nov. 20, 2007 |
| 7198805 |
Method for producing humic acid salts |
Apr. 3, 2007 |
| 7067004 |
Grout compositions having high thermal conductivities and methods of using the same |
Jun. 27, 2006 |
| 7067155 |
Anti-inflammatory humate compositions and methods of use thereof |
Jun. 27, 2006 |
| 7060660 |
Drilling fluid additive system containing talc and graphite |
Jun. 13, 2006 |
| 7056867 |
Drilling fluid additive system containing graphite and carrier |
Jun. 6, 2006 |
| 6887832 |
Method of formulating and using a drilling mud with fragile gels |
May. 3, 2005 |
| 6825152 |
Method for creating dense drilling fluid additive and composition therefor |
Nov. 30, 2004 |
| 6818596 |
Dry mix for water based drilling fluid |
Nov. 16, 2004 |
| 6806232 |
Composition of drilling fluids comprising ground elastomeric crumb rubber material and a method of decreasing seepage and whole mud loss using such composition |
Oct. 19, 2004 |
| 6737384 |
Drilling fluid additive system containing talc and cellulose |
May. 18, 2004 |
| 6734145 |
Drilling fluid additive system containing talc & carrier |
May. 11, 2004 |
| 6514916 |
Process for making sulfonated uintaite and well fluid additives including sulfonated uintaite |
Feb. 4, 2003 |
| 6395686 |
High pressure, high temperature (HPHT) fluid loss control aid for drilling fluids |
May. 28, 2002 |
| 6258756 |
Salt water drilling mud and method |
Jul. 10, 2001 |
| 5942467 |
Drilling fluid system containing a combination of hydrophilic carbon black/asphaltite and a refined fish oil/glycol mixture and related methods |
Aug. 24, 1999 |
| 5843872 |
Drilling fluid system and related methods |
Dec. 1, 1998 |
| 5646092 |
Pretreated clays, their preparation and use in formulation drilling muds not aggressive to layer clays |
Jul. 8, 1997 |
| RE35163 |
Water-wettable drilling mud additives containing uintaite |
Feb. 27, 1996 |
| 5399548 |
Blended drilling fluid thinner |
Mar. 21, 1995 |
| 5149370 |
Well cement compositions having improved properties and methods |
Sep. 22, 1992 |
| 5114598 |
Method of making drilling fluid containing asphaltite in a dispersed state |
May. 19, 1992 |
| 5114597 |
Method of making a drilling fluid containing carbon black in a dispersed state |
May. 19, 1992 |
| RE33855 |
Terpolymer composition for aqueous drilling fluids |
Mar. 24, 1992 |
| RE33856 |
Terpolymer compositions for aqueous drilling fluids |
Mar. 24, 1992 |
| 5032296 |
Well treating fluids and additives therefor |
Jul. 16, 1991 |
| 5030365 |
Water-wettable drilling mud additives containing uintaite |
Jul. 9, 1991 |
| 4941983 |
Fluid loss-reducing additives for oil-based well working fluids |
Jul. 17, 1990 |
| 4938803 |
Vinyl grafted lignite fluid loss additives |
Jul. 3, 1990 |
| 4921620 |
Chrome humates as drilling mud additives |
May. 1, 1990 |
| 4889645 |
Substituted-ammonium humate fluid loss control agents for oil-based drilling muds |
Dec. 26, 1989 |
| 4851142 |
Fluid loss additive for well drilling fluids |
Jul. 25, 1989 |
| 4826611 |
Well drilling and completion composition |
May. 2, 1989 |
| 4780220 |
Drilling and completion fluid |
Oct. 25, 1988 |
| 4778608 |
High temperature drilling mud composition |
Oct. 18, 1988 |
| 4737295 |
Organophilic polyphenolic acid adducts |
Apr. 12, 1988 |
| 4735732 |
Filtration control additive for invert emulsion drilling fluids and method of preparation |
Apr. 5, 1988 |
| 4728444 |
Filtration control additive for invert emulsion drilling fluids and method of preparation |
Mar. 1, 1988 |
| 4719021 |
Shale-stabilizing drilling fluids and method for producing same |
Jan. 12, 1988 |
| 4715971 |
Well drilling and completion composition |
Dec. 29, 1987 |
| 4704214 |
Drilling fluid |
Nov. 3, 1987 |
| 4678591 |
Terpolymer composition for aqueous drilling fluids |
Jul. 7, 1987 |
| 4671883 |
Fluid loss control additives for oil-based well-working fluids |
Jun. 9, 1987 |
| 4659486 |
Use of certain materials as thinners in oil-based drilling fluids |
Apr. 21, 1987 |
| 4652606 |
Water-based drilling fluids having enhanced fluid loss control |
Mar. 24, 1987 |
| 4650593 |
Water-based drilling fluids having enhanced fluid loss control |
Mar. 17, 1987 |
| 4645609 |
Sulfonated asphalt/causticized lignite blend |
Feb. 24, 1987 |
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