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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
ANDRITZ AKTIEBOLAG	P O BOX 29 KOPMANGATAN 9 ORNSKOLDSVIK SE-891 21

International Classification(s)

• F23J:REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COM....
• F23L:AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUS....
• B01D:SEPARATION

• 2013 Application Filing Year
• F23J Class
• 91 Applications Filed
• 75 Patents Issued To-Date
• 82.42 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Landmer, Per Hakan Fredrik	Vaxjo, SE	3	2
# of filed Patents : 3 Total Citations : 2

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Patent Citation Ranking

• 1 Citation Count
• F23J Class

• 25.53 % this patent is cited more than
• 10 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 18, 2027

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 18, 2015	US,9108152,B2   US9108152B2	GRANTED PATENT AS SECOND PUBLICATION
May 28, 2015	US,20150147237,A1   US20150147237A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9108152

Dry scrubber system with low load distributor device

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Abstract

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An air quality control system (AQCS) 14 useful for treating flue gas FG, such as flue gas FG produced by a fossil fuel fired boiler 12 is described. The AQCS 14 is equipped with a dry scrubber low load distributor device 66. With the low load distributor device 66, flue gas FG flow through a dry scrubber reactor 36 is stabilized under varying plant 10 load conditions to maintain AQCS 14 stability, efficiency and effectiveness.

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Description

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Claims

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Claims data not available

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Legal Events

 

• PD2025
• LAPS2023
• STCH2023
• FP2023
• FEPP2023
• AS2022
• MAFP2019
• FEPP2015
• AS2015
• I2015
• STCF2015
• P2015
• AS2013
• F2013

Date	Code	Event	Description
Mar 01, 2025	PD	Priority Date
Sep 25, 2023	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES	free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Sep 25, 2023	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Aug 18, 2023	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Aug 18, 2023
Apr 10, 2023	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Mar 07, 2022	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:GENERAL ELECTRIC TECHNOLOGY GMBH;REEL/FRAME:060358/0218 Owner name: ANDRITZ AKTIEBOLAG, SWEDEN Effective Date: Mar 07, 2022
Jan 28, 2019	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Dec 01, 2015	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Nov 02, 2015	AS	ASSIGNMENT	free format text: CHANGE OF NAME;ASSIGNOR:ALSTOM TECHNOLOGY LTD;REEL/FRAME:039714/0578 Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, SWITZERLAND Effective Date: Nov 02, 2015
Aug 18, 2015	I	Issuance
Jul 29, 2015	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
May 28, 2015	P	Published
Nov 27, 2013	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LANDMER, PER HAKAN FREDRIK;REEL/FRAME:031721/0280 Owner name: ALSTOM TECHNOLOGY LTD, SWITZERLAND Effective Date: Nov 27, 2013
Nov 26, 2013	F	Filing