| Application number | Title of the application | Filing Date | Status |
|---|
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[patent_title] => 'Process for reduction of sulfur emission during sintering processes'
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| 90/002150 | SULFUR OXIDES SCRUBBING PROCESS | Sep 27, 1990 | Issued |
Array
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[patent_doc_number] => 05100634
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[patent_issue_date] => 1992-03-31
[patent_title] => 'Method for sulfur dioxide and nitrogen reduction in boiler stacks'
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[patent_kind] => NA
[patent_issue_date] => 1992-02-11
[patent_title] => 'Catalytic decomposition of cyanuric acid and use of product to reduce nitrogen oxide emissions'
[patent_app_type] => 1
[patent_app_number] => 7/585886
[patent_app_country] => US
[patent_app_date] => 1990-09-20
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[rel_patent_id] =>[rel_patent_doc_number] =>) 07/585886 | Catalytic decomposition of cyanuric acid and use of product to reduce nitrogen oxide emissions | Sep 19, 1990 | Issued |
| 07/585403 | REDUCTION OF NITROGEN OXIDE IN EFFLUENT GASES USING FORMALDEHYDE AND NITROGEN | Sep 19, 1990 | Abandoned |
Array
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[patent_issue_date] => 1992-01-07
[patent_title] => 'Reduction of nitrogen oxide in effluent gases using formaldehyde'
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[patent_app_date] => 1990-09-20
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Array
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[patent_issue_date] => 1991-12-17
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[patent_app_number] => 7/586359
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[patent_app_date] => 1990-09-20
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| 07/582477 | PROCESS AND APPARATUS FOR REMOVING NOX FROM GAS STREAMS | Sep 13, 1990 | Abandoned |
Array
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Array
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[patent_issue_date] => 1992-03-24
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Array
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[patent_doc_number] => 05104629
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[patent_issue_date] => 1992-04-14
[patent_title] => 'Process for removing carbon-containing or nitrogen oxide-containing pollutants in flue gases'
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Array
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 07/555931 | Process for producing ammonium polyphosphate which gives a low-viscosity aqueous suspension | Jul 19, 1990 | Issued |
Array
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Array
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Array
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Array
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[id] => 2730673
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| 07/549828 | METHOD FOR PURIFICATION OF GAS AND CATALYST THEREOF | Jul 8, 1990 | Abandoned |