Ventilation of traffic tunnels

Industry

CPC
E21F1/003

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS E21F1/00Ventilation of mines or tunnels Distribution of ventilating currents

Current Industry

E21F1/003Ventilation of traffic tunnels

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Coal and gas outburst monitoring device
- Patent number 12,258,865
- Issue date Mar 25, 2025
- HENAN POLYTECHNIC UNIVERSITY
- Xu Chen
- G08 - SIGNALLING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 12,060,795
- Issue date Aug 13, 2024
- Electricwaze LLC
- Ross Tessien
- G08 - SIGNALLING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 11,767,757
- Issue date Sep 26, 2023
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Grant
Split air cabin ventilation system for construction of tunnel incli...
- Patent number 11,674,392
- Issue date Jun 13, 2023
- CHINA RAILWAY BEIJING ENGINEERING GROUP CO., LTD
- Shuangqin Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Optimised tunnel ventilation device
- Patent number 11,655,712
- Issue date May 23, 2023
- Mosen LTD
- Fathi Tarada
- E21 - EARTH DRILLING MINING
Information Patent Grant
Optimized mine ventilation system
- Patent number 11,466,568
- Issue date Oct 11, 2022
- HOWDEN CANADA INC.
- Michel Masse
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 11,208,889
- Issue date Dec 28, 2021
- Electricwaze LLC
- Ross Tessien
- G08 - SIGNALLING
Information Patent Grant
Underwater traffic tunnel
- Patent number 11,136,740
- Issue date Oct 5, 2021
- Di Du
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Conduit segment casting mold and method of forming a conduit segment
- Patent number 10,913,178
- Issue date Feb 9, 2021
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 10,563,507
- Issue date Feb 18, 2020
- Electricwaze LLC
- Ross Tessien
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Optimized mine ventilation system
- Patent number 10,539,018
- Issue date Jan 21, 2020
- HOWDEN ALPHAIR VENTILATING SYSTEMS INC.
- Michel Masse
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 10,458,236
- Issue date Oct 29, 2019
- Electricwaze LLC
- Ross Tessien
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Roadway conduit systems and methods
- Patent number 10,145,241
- Issue date Dec 4, 2018
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for tunnel ventilation in normal conditions and i...
- Patent number 9,752,436
- Issue date Sep 5, 2017
- Ivor Pavetic
- E21 - EARTH DRILLING MINING
Information Patent Grant
Ventilation system for tunnel section or covered road
- Patent number 9,546,549
- Issue date Jan 17, 2017
- Antonius Theodorus Cecilianus Hauzer
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for tunnel air ventilation
- Patent number 9,534,496
- Issue date Jan 3, 2017
- Ahmadreza Ghavami
- E21 - EARTH DRILLING MINING
Information Patent Grant
Structure for reducing tunnel micro pressure wave including air pipe
- Patent number 9,291,055
- Issue date Mar 22, 2016
- KOREA RAILROAD RESEARCH INSTITUTE
- Dong Hyeon Kim
- B61 - RAILWAYS
Information Patent Grant
Air baffles in railroad tunnels for decreased airflow therein and i...
- Patent number 9,004,994
- Issue date Apr 14, 2015
- Union Pacific Railroad Company
- Michael E. Iden
- E21 - EARTH DRILLING MINING
Information Patent Grant
Control apparatus for ventilating a tunnel
- Patent number 6,724,917
- Issue date Apr 20, 2004
- Kabushiki Kaisha Toshiba
- Hiroyuki Ohashi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method and device for extracting fumes and heat and for providing o...
- Patent number 6,478,672
- Issue date Nov 12, 2002
- Deus Energie-und Umweltsysteme GmbH
- Hartmut Ewald
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
System and method for controlling ventilation in a tunnel
- Patent number 6,186,888
- Issue date Feb 13, 2001
- Kabushiki Kaisha Toshiba
- Hiroyuki Ohashi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air moving system
- Patent number 5,722,885
- Issue date Mar 3, 1998
- South Bank University & Enterprises, Limited
- Richard D. Matthews
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Denitrification system
- Patent number 5,492,676
- Issue date Feb 20, 1996
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Katatani
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Roof structure for tunnel
- Patent number 4,907,910
- Issue date Mar 13, 1990
- Teron International Development Corporation Ltd.
- William Teron
- E21 - EARTH DRILLING MINING
Information Patent Grant
Totally fusible tunnel ventilation damper system
- Patent number 4,898,088
- Issue date Feb 6, 1990
- Norman Lesser
- E21 - EARTH DRILLING MINING
Information Patent Grant
Train tunnel ventilation method and apparatus
- Patent number 4,037,526
- Issue date Jul 26, 1977
- Southern Pacific Transportation Company
- William M. Jaekle
- E21 - EARTH DRILLING MINING
Information Patent Grant
3823654
- Patent number 3,823,654
- Issue date Jul 16, 1974
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
3443911
- Patent number 3,443,911
- Issue date May 13, 1969
- E21 - EARTH DRILLING MINING
Information Patent Grant
2996973
- Patent number 2,996,973
- Issue date Aug 22, 1961
- E21 - EARTH DRILLING MINING
Information Patent Grant
2740347
- Patent number 2,740,347
- Issue date Apr 3, 1956
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20250101870
- Publication date Mar 27, 2025
- Electricwaze LLC
- Ross Tessien
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
COAL AND GAS OUTBURST MONITORING DEVICE
- Publication number 20250067180
- Publication date Feb 27, 2025
- Henan Polytechnic University
- Xu CHEN
- G08 - SIGNALLING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20240360759
- Publication date Oct 31, 2024
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR FIRE VENTILATION AND SMOKE EVACUATION IN R...
- Publication number 20240200453
- Publication date Jun 20, 2024
- China Academy of Safety Science and Technology
- Jian LI
- G08 - SIGNALLING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20240159149
- Publication date May 16, 2024
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20220154577
- Publication date May 19, 2022
- Electricwaze LLC
- Ross Tessien
- G08 - SIGNALLING
Information Patent Application
Roadway Conduit Systems and Methods
- Publication number 20210237309
- Publication date Aug 5, 2021
- Electricwaze LLC
- Ross Tessien
- E21 - EARTH DRILLING MINING
Information Patent Application
SPLIT AIR CABIN VENTILATION SYSTEM FOR CONSTRUCTION OF TUNNEL INCLI...
- Publication number 20210207481
- Publication date Jul 8, 2021
- CHINA RAILWAY BEIJING ENGINEERING GROUP CO.,LTD
- Shuangqin CHEN
- E21 - EARTH DRILLING MINING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20200256190
- Publication date Aug 13, 2020
- Electricwaze LLC
- Ross Tessien
- B61 - RAILWAYS
Information Patent Application
OPTIMISED TUNNEL VENTILATION DEVICE
- Publication number 20200182056
- Publication date Jun 11, 2020
- Mosen Ltd
- Fathi Tarada
- E21 - EARTH DRILLING MINING
Information Patent Application
Optimized Mine Ventilation System
- Publication number 20200049007
- Publication date Feb 13, 2020
- Howden Alphair Ventilating Systems Inc.
- Michel Masse
- E21 - EARTH DRILLING MINING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20190360335
- Publication date Nov 28, 2019
- Electricwaze LLC
- Ross Tessien
- B61 - RAILWAYS
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20190249552
- Publication date Aug 15, 2019
- Electricwaze LLC
- Ross Tessien
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
ROADWAY CONDUIT SYSTEMS AND METHODS
- Publication number 20190249551
- Publication date Aug 15, 2019
- Electricwaze LLC
- Ross Tessien
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
LONGWALL MINE CONSTRUCTION METHOD 110
- Publication number 20180195387
- Publication date Jul 12, 2018
- Manchao He
- E21 - EARTH DRILLING MINING
Information Patent Application
RAILROAD PLATFORM DOOR ARRANGEMENT
- Publication number 20170321553
- Publication date Nov 9, 2017
- Bernd Hagenah
- B61 - RAILWAYS
Information Patent Application
Overcast System for Mine Ventilation
- Publication number 20170191365
- Publication date Jul 6, 2017
- FCI HOLDINGS DELAWARE, INC.
- John C. Stankus
- E04 - BUILDING
Information Patent Application
System for Filtering the Fresh Air Flowing in a Tunnel and/or the E...
- Publication number 20170159435
- Publication date Jun 8, 2017
- Giorgio MICHELETTI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Optimized Mine Ventilation System
- Publication number 20170089200
- Publication date Mar 30, 2017
- Howden Alphair Ventilating Systems Inc.
- Michel Masse
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR EXTRACTION OF SMOKE FROM ROAD TUNNELS
- Publication number 20160305244
- Publication date Oct 20, 2016
- Tunnel Air Systems AS
- Rune Storrosaeter
- E21 - EARTH DRILLING MINING
Information Patent Application
STRUCTURE FOR REDUCING TUNNEL MICRO PRESSURE WAVE INCLUDING AIR PIPE
- Publication number 20150110561
- Publication date Apr 23, 2015
- Korea Railroad Research Institute
- Dong Hyeon Kim
- E21 - EARTH DRILLING MINING
Information Patent Application
AIR BAFFLES IN RAILROAD TUNNELS FOR DECREASED AIRFLOW THEREIN AND I...
- Publication number 20130178143
- Publication date Jul 11, 2013
- Union Pacific Railroad Company
- Michael E. IDEN
- E21 - EARTH DRILLING MINING
Information Patent Application
Method And System For Tunnel Ventilation In Normal Conditions And I...
- Publication number 20130137356
- Publication date May 30, 2013
- Ivor Pavetic
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPROVED TUNNEL VENTILATION DEVICE
- Publication number 20110275302
- Publication date Nov 10, 2011
- MOSEN LIMITED
- Fathi Tarada
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Ventilation System for Tunnel Section or Covered Road
- Publication number 20080293350
- Publication date Nov 27, 2008
- Antonius Theodorus Cecilianus Hauzer
- E21 - EARTH DRILLING MINING

Ventilation of traffic tunnels

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Coal and gas outburst monitoring device

Roadway conduit systems and methods

Roadway conduit systems and methods

Split air cabin ventilation system for construction of tunnel incli...

Optimised tunnel ventilation device

Optimized mine ventilation system

Roadway conduit systems and methods

Underwater traffic tunnel

Conduit segment casting mold and method of forming a conduit segment

Roadway conduit systems and methods

Optimized mine ventilation system

Roadway conduit systems and methods

Roadway conduit systems and methods

Method and system for tunnel ventilation in normal conditions and i...

Ventilation system for tunnel section or covered road

System and method for tunnel air ventilation

Structure for reducing tunnel micro pressure wave including air pipe

Air baffles in railroad tunnels for decreased airflow therein and i...

Control apparatus for ventilating a tunnel

Method and device for extracting fumes and heat and for providing o...

System and method for controlling ventilation in a tunnel

Air moving system

Denitrification system

Roof structure for tunnel

Totally fusible tunnel ventilation damper system

Train tunnel ventilation method and apparatus

3823654

3443911

2996973

2740347

Patents Applicationslast 30 patents

ROADWAY CONDUIT SYSTEMS AND METHODS

COAL AND GAS OUTBURST MONITORING DEVICE

ROADWAY CONDUIT SYSTEMS AND METHODS

METHOD AND APPARATUS FOR FIRE VENTILATION AND SMOKE EVACUATION IN R...

ROADWAY CONDUIT SYSTEMS AND METHODS

ROADWAY CONDUIT SYSTEMS AND METHODS

Roadway Conduit Systems and Methods

SPLIT AIR CABIN VENTILATION SYSTEM FOR CONSTRUCTION OF TUNNEL INCLI...

ROADWAY CONDUIT SYSTEMS AND METHODS

OPTIMISED TUNNEL VENTILATION DEVICE

Optimized Mine Ventilation System

ROADWAY CONDUIT SYSTEMS AND METHODS

ROADWAY CONDUIT SYSTEMS AND METHODS

ROADWAY CONDUIT SYSTEMS AND METHODS

LONGWALL MINE CONSTRUCTION METHOD 110

RAILROAD PLATFORM DOOR ARRANGEMENT

Overcast System for Mine Ventilation

System for Filtering the Fresh Air Flowing in a Tunnel and/or the E...

Optimized Mine Ventilation System

SYSTEM AND METHOD FOR EXTRACTION OF SMOKE FROM ROAD TUNNELS

STRUCTURE FOR REDUCING TUNNEL MICRO PRESSURE WAVE INCLUDING AIR PIPE

AIR BAFFLES IN RAILROAD TUNNELS FOR DECREASED AIRFLOW THEREIN AND I...

Method And System For Tunnel Ventilation In Normal Conditions And I...

IMPROVED TUNNEL VENTILATION DEVICE

Ventilation System for Tunnel Section or Covered Road