Melting minerals

Industry

CPC
E21B43/285

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells

Current Industry

E21B43/285Melting minerals

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Production of hydrocarbon using direct-contact steam generation
- Patent number 11,236,594
- Issue date Feb 1, 2022
- Suncor Energy Inc.
- Hugo Acosta Ramirez
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
High-power microwave borehole fracturing device for engineering roc...
- Patent number 10,858,910
- Issue date Dec 8, 2020
- Northeastern University
- Xiating Feng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Production of hydrocarbon using direct-contact steam generation
- Patent number 10,851,630
- Issue date Dec 1, 2020
- Suncor Energy Inc.
- Hugo Acosta Ramirez
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Selectively corrodible downhole article and method of use
- Patent number 9,068,428
- Issue date Jun 30, 2015
- Baker Hughes Incorporated
- Oleg A. Mazyar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and device for excavating submerged stratum
- Patent number 7,802,384
- Issue date Sep 28, 2010
- Japan Drilling Co., Ltd.
- Toshio Kobayashi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Exploitation method for reservoirs containing hydrogen sulphide
- Patent number 4,988,389
- Issue date Jan 29, 1991
- Ion-Ionel Adamache
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for recovery of sulfur
- Patent number 4,869,555
- Issue date Sep 26, 1989
- Pennzoil Sulphur Company
- John R. Peters
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for applying a heat-shrinkable material over sulfur well pi...
- Patent number 4,671,833
- Issue date Jun 9, 1987
- Freeport Minerals Company
- Randol W. Bradford
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of electric smelting to matte in situ
- Patent number 4,579,391
- Issue date Apr 1, 1986
- William G. Mouat
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sulfur remelting
- Patent number 4,497,635
- Issue date Feb 5, 1985
- Rodger Blackwood
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus for recovering gaseous hydrocarbons from hydrocarbon-cont...
- Patent number 4,424,858
- Issue date Jan 10, 1984
- The United States of America as represented by the United States Department o...
- Guy R. B. Elliott
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining of sulphur with foam barrier
- Patent number 4,413,859
- Issue date Nov 8, 1983
- Stewart Folk & Company, Incorporated
- Stewart H. Folk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Substantially self-powered method and apparatus for recovering hydr...
- Patent number 4,376,462
- Issue date Mar 15, 1983
- The United States of America as represented by the United States Department o...
- Guy R. B. Elliott
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining of sulphur
- Patent number 4,249,775
- Issue date Feb 10, 1981
- British Sulphur Corp., Ltd.
- Bohdan M. Zakiewicz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sulfur mine bleedwater reuse system
- Patent number 4,241,953
- Issue date Dec 30, 1980
- Freeport Minerals Company
- Randol W. Bradford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for utilizing accumulated underground water in...
- Patent number 4,157,847
- Issue date Jun 12, 1979
- Freeport Minerals Company
- R. L. Williams
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sulfur well sealing method
- Patent number 4,124,253
- Issue date Nov 7, 1978
- Freeport Minerals Company
- Rene L. Latiolais
- E21 - EARTH DRILLING MINING
Information Patent Grant
Integrated sulfur mining - sulfuric acid production system
- Patent number 4,123,107
- Issue date Oct 31, 1978
- Freeport Minerals Company
- Raymond G. Bryant
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Heating Frasch sulphur mine water using waste heat
- Patent number 4,051,889
- Issue date Oct 4, 1977
- Xerxes T. Stoddard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electric induction heating of underground ore deposits
- Patent number 3,988,036
- Issue date Oct 26, 1976
- Sidney T. Fisher
- E21 - EARTH DRILLING MINING
Information Patent Grant
3718366
- Patent number 3,718,366
- Issue date Feb 27, 1973
- E21 - EARTH DRILLING MINING
Information Patent Grant
3630573
- Patent number 3,630,573
- Issue date Dec 28, 1971
- E21 - EARTH DRILLING MINING
Information Patent Grant
3623770
- Patent number 3,623,770
- Issue date Nov 30, 1971
- E21 - EARTH DRILLING MINING
Information Patent Grant
3620571
- Patent number 3,620,571
- Issue date Nov 16, 1971
- E21 - EARTH DRILLING MINING
Information Patent Grant
3525550
- Patent number 3,525,550
- Issue date Aug 25, 1970
- E21 - EARTH DRILLING MINING
Information Patent Grant
3432205
- Patent number 3,432,205
- Issue date Mar 11, 1969
- E21 - EARTH DRILLING MINING
Information Patent Grant
3423932
- Patent number 3,423,932
- Issue date Jan 28, 1969
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
3254921
- Patent number 3,254,921
- Issue date Jun 7, 1966
- E21 - EARTH DRILLING MINING
Information Patent Grant
3131914
- Patent number 3,131,914
- Issue date May 5, 1964
- E21 - EARTH DRILLING MINING
Information Patent Grant
2991987
- Patent number 2,991,987
- Issue date Jul 11, 1961
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION OF HYDROCARBON USING DIRECT-CONTACT STEAM GENERATION
- Publication number 20210025266
- Publication date Jan 28, 2021
- SUNCOR ENERGY INC.
- Hugo Acosta Ramirez
- E21 - EARTH DRILLING MINING
Information Patent Application
HIGH-POWER MICROWAVE BOREHOLE FRACTURING DEVICE FOR ENGINEERING ROC...
- Publication number 20200040717
- Publication date Feb 6, 2020
- NORTHEASTERN UNIVERSITY
- Xiating FENG
- E21 - EARTH DRILLING MINING
Information Patent Application
PRODUCTION OF HYDROCARBON USING DIRECT-CONTACT STEAM GENERATION
- Publication number 20180087354
- Publication date Mar 29, 2018
- SUNCOR ENERGY INC.
- Hugo Acosta Ramirez
- F22 - STEAM GENERATION
Information Patent Application
Methods of Modifying Formation Properties
- Publication number 20160251947
- Publication date Sep 1, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Andrew Mark Hawthorn
- E21 - EARTH DRILLING MINING
Information Patent Application
Selectively Corrodible Downhole Article And Method Of Use
- Publication number 20130206425
- Publication date Aug 15, 2013
- BAKER HUGHES INCORPORATED
- Oleg A. Mazyar
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and device for excavating submerged stratum
- Publication number 20090126235
- Publication date May 21, 2009
- JAPAN DRILLING CO., LTD.
- Toshio Kobayashi
- E21 - EARTH DRILLING MINING

Melting minerals

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Production of hydrocarbon using direct-contact steam generation

High-power microwave borehole fracturing device for engineering roc...

Production of hydrocarbon using direct-contact steam generation

Selectively corrodible downhole article and method of use

Method and device for excavating submerged stratum

Exploitation method for reservoirs containing hydrogen sulphide

Apparatus for recovery of sulfur

Process for applying a heat-shrinkable material over sulfur well pi...

Method of electric smelting to matte in situ

Sulfur remelting

Apparatus for recovering gaseous hydrocarbons from hydrocarbon-cont...

Mining of sulphur with foam barrier

Substantially self-powered method and apparatus for recovering hydr...

Mining of sulphur

Sulfur mine bleedwater reuse system

Method and apparatus for utilizing accumulated underground water in...

Sulfur well sealing method

Integrated sulfur mining - sulfuric acid production system

Heating Frasch sulphur mine water using waste heat

Electric induction heating of underground ore deposits

3718366

3630573

3623770

3620571

3525550

3432205

3423932

3254921

3131914

2991987

Patents Applicationslast 30 patents

PRODUCTION OF HYDROCARBON USING DIRECT-CONTACT STEAM GENERATION

HIGH-POWER MICROWAVE BOREHOLE FRACTURING DEVICE FOR ENGINEERING ROC...

PRODUCTION OF HYDROCARBON USING DIRECT-CONTACT STEAM GENERATION

Methods of Modifying Formation Properties

Selectively Corrodible Downhole Article And Method Of Use

Method and device for excavating submerged stratum