Inventor

Zaida Diaz

Inventor

Houston, TX, US

Overview

1982–2014

Patent span

Chemistry

Primary field (CPC C)

Patents· 59 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary

B01DSeparation20%

C01BNon-metallic elements14%

Y02PClimate change mitigation technologies in the production or processing of goods11%

C07CAcyclic or carbocyclic compounds9%

C08CTreatment or chemical modification of rubbers7%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%

Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]6%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%

C10KPurifying or modifying the chemical composition of combustible gases containing carbon monoxide3%

PatentTitleYear

8,685,143'Method of making a high-performance supported gas separation molecular sieve membrane using a shortened crystallization time'2014 8,471,087'Process that utilizes combined distillation and membrane separation in the separation of an acidic contaminant from a light hydrocarbon gas stream'2013 8,419,828'Multi-stage membrane separation process'2013 8,394,180'Systems and methods for absorbing gases into a liquid'2013 8,070,840'Treatment of gas from an in situ conversion process'2011 7,102,038'Phosphorous removal and diene removal, when using diene sensitive catalyst, during conversion of olefins to branched primary alcohols'2006 6,969,779'Method for removal of MW176 cyclic acetal formed during the production of 1,3-propanediol'2005 6,867,264'Process for removing residual silicon species from hydrocarbon solvents'2005 6,790,920'Process for removal of silicon compounds from solvents by selective absorption'2004 6,653,514'Removal of phosphorus-containing impurities from an olefin feedstock'2003 6,562,999'Process for separation of crude naphthalene dicarboxylic acid using reverse osmosis'2003 6,492,568'Removal of phosphorus-containing compounds from an olefin feedstock'2002 6,448,436'Integrated process for the production of 2, 6-naphthalene dicarboxylic acid'2002 6,426,431'Method for increasing the yield of 2,6 -NDA'2002 6,242,537'Gel-free process for making hydrogenated functionalized anionically polymerized polymers'2001 6,242,538'Process for making hydrogenated gel-free functionalized anionically polymerized polymers'2001 6,153,727'Extraction of metal residues from polymer cements'2000 5,847,072'Removal of lithium from polymer cements'1998 5,767,207'Removal of lithium from polymer cements'1998 5,750,032'Removal of lithium from polymer cements'1998 H0001703'Removal of lithium from polymer cements'1998 5,554,657'Process for recycling mixed polymer containing polyethylene terephthalate'1996 5,338,824'Removal of alkali metal methoxide catalyst residue from hydroxy-terminated conjugated diene polymers'1994 5,300,218'Reduction of diesel engine particulate emissions by contacting diesel fuel with a carbon molecular sieve adsorbent'1994 H0001303'Removal of nickel catalyst from polymer solutions by water addition and centrifugation'1994 5,212,285'Removal of hydrogenation catalyst from polymer solutions by catalyzed precipitation'1993 5,149,460'Composition for H.sub.2 S removal'1992 5,059,721'Process for preparing a bisphenol'1991 5,057,629'Process for reducing isopropyl alcohol in diisopropyl ether'1991 4,960,865'Water wash of olefin/carbon monoxide polymer'1990 4,912,873'Removal of polar impurities from diesel and jet fuel'1990 4,871,520'Process and composition for H.sub.2 S removal'1989 4,820,849'Process for reducing corrosive impurities in sulfolane used for extracting aromatic hydrocarbons'1989 4,810,340'Process for recovering organic values from aqueous solutions containing both organic values and scale-forming ions'1989 4,784,673'Desiccant composition for supercritical CO.sub.2'1988 4,705,676'Recovery of sulfur from a solid sulfur-containing solution of a solubilized iron chelate'1987 4,683,347'Glycerine purification process'1987 4,664,902'Recovery of sulfur from a solid sulfur-containing solution of solubilized iron chelate of nitrilotriacetic acid'1987 4,602,920'Process for inhibiting hydrates with inorganic electrolytes while producing moist CO.sub.2 from subterranean reservoirs'1986 4,597,779'Process for inhibiting hydrates while producing moist CO.sub.2 from subterranean reservoirs'1986 4,547,619'Process for removal of phenolic inhibitors from polymerizable conjugated olefin'1985 4,518,576'H.sub.2 S Removal from gas streams'1985 4,515,764'Removal of H.sub.2 S from gaseous streams'1985 4,508,693'Solution removal of HCN from gaseous streams, with pH adjustment of reacted solution and hydrolysis of thiocyanate formed'1985 4,505,881'Ammonium polysulfide removal of HCN from gaseous streams, with subsequent production of NH.sub.3, H.sub.2 S, and CO.sub.2'1985 4,497,784'Solution removal of HCN from gaseous streams, with hydrolysis of thiocyanate formed'1985 4,492,593'Sequential liquid solid desiccation of supercritical and nearcritical CO.sub. 2'1985 4,492,592'Combined desiccation of substantially supercritical CO.sub.2'1985 4,478,612'Drying substantially supercritical CO.sub.2 with glycerol'1984 4,461,754'Method of removing hydrogen sulfide from gases utilizing a stabilized chelate solution'1984 4,402,930'Sulfur recovery process'1983 4,401,642'Froth process'1983 4,400,368'H.sub.2 S Removal process'1983 4,388,293'H.sub.2 S Removal'1983 4,382,918'Method of removing hydrogen sulfide from gases utilizing a stabilized iron chelate solution'1983 4,368,178'Process for the removal of H.sub.2 S and CO.sub.2 from gaseous streams'1983 4,359,450'Process for the removal of acid gases from gaseous streams'1982 4,356,155'Sulfur process'1982 4,348,368'Method of removing hydrogen sulfide from gases'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2014Patents assigned to SHELL OIL CO (53)· patent assignee history

1982–2006Based in Houston, TX, US· patent location history

2000Based in Brookshire, TX, US· patent location history

2002–2003Patents assigned to MOSSI & GHISOLFI OVERSEAS SA (3)· patent assignee history

2004–2005Patents assigned to KRATON POLYMERS US LLC (2)· patent assignee history

2011–2014Patents assigned to DIAZ ZAIDA (5)· patent assignee history

2011–2014Based in Katy, TX, US· patent location history

2013–2014Patents assigned to WILLIAMS PAUL JASON (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHELL OIL CO	53	1982–2014
DIAZ ZAIDAself	5	2011–2014
MOSSI & GHISOLFI OVERSEAS SA	3	2002–2003
KRATON POLYMERS US LLC	2	2004–2005
WILLIAMS PAUL JASON	2	2013–2014

Locations

Location	Patents	Span
Houston, Texas, US	53	1982–2006
Katy, Texas, US	5	2011–2014
Brookshire, Texas, US	1	2000