1 ” Evolution and Analysis of Optimal Design Concept for an add-on LPG Recovery Unit for local demand” David Limb (Petrofac Facilities Management Ltd) GPA Meeting, Barcelona 2018.

2 “Hazop studies – a new approach?” David Limb, paper presented at I.Chem.E. Hazards XXI Symposium, Manchester UK, November 2009. 

3 “Developing an Airship Industry in Canada - Airship Transportation System - Helium Handling and Storage” David Limb. Airships to the Arctic, 5th International Symposium – Calgary, Alberta, October 2009.  

4 “Helium, its Recovery, Purification, Transport and Deployment as an Airship Lifting Gas” David Limb. airships to the arctic, 4th international symposium – Winnipeg, Manitoba, October 2007

5 "heat exchanger design handbook", Author section 1.9 on Exergy Analysis.  Published July 1999.

6 "Distillation for Ethylene plant engineers", course prepared and presented for College of Petroleum and Energy Studies, Oxford. July 1998.

7 "Gas Processing Technologies for the 1990s", presented at Oman-UK Energy Seminar, Muscat, May 1994.

8 "Design of Gas Dehydration Units within a General Purpose Simulator", A.Pandit, D.Limb, 9th Offshore S.E.Asia Conference, Dec 1992.

9 "Computer Simulation of Equilibrium Conditions following a plant trip." David Limb - presented at Low Temperature Engineering and Cryogenics Conference, 13-15 July 1992 Southampton.   (Published in Cryogenics, Vol. 33, Number 8, 1993. Butterworth- Heinemann).

10 "Piping Hydraulic Calculations using Simulation Software", David Limb, DLA Consultancy, presented to CHUGS, Singapore, Feb. 1992.

11 "Solving Plant and Design Problems using Flowsheet Simulation - Case Studies", David Limb and Jim Craft, I.Chem.E. Symposium on Personal Computing in the Process Industries. Dec. 4th 1991.

12 "Exergy Analysis in Process Development - part I - Introduction", Terry Tomlinson, Adrian Finn and David Limb, The Chemical Engineer, 11 October 1990.

13 "Exergy Analysis in Process Development - part 2 - a Case Study", Terry Tomlinson, Adrian Finn and David Limb, The Chemical Engineer, 25 October 1990.

14 "La Utilizacio en Ingenieria de los Simuladores de Proceso", Graham Bird, Paul Hardwick y David Limb, Ingenieria Quimica, Oct.I 1990.

15 "The Use of Flowsheet Simulators in Engineering", G.Bird, P.Hardwick, D.Limb, January 1990, Karachi, Pakistan.

16 "Flowsheet Simulation Models Crude Distillation and Ammonia Production", G.Bird, D.Limb, A.Pandit, Oil and Gas Journal, July 23rd 1990.

17 "Physical and Thermodynamic Properties - prediction and correlation using the program ChemTran", David Limb, presented at 6th Symposium of Malaysian Chemical Engineers, June 1990, Kuala Lumpur, Malaysia.

18 "Application of Design II to Integrated Refinery Simulation", David Limb, presented at 6th Symposium of Malaysian Chemical Engineers, June 1990, Kuala Lumpur, Malaysia.

19 "PC-Based Programs for Physical and Thermodynamic Properties required in Process Design", David Limb, I.Chem.E.Symposium, Dec.1989, UMIST, Manchester.

20 "An Open-ended Software philosophy", David Limb, ChemShare Corp., presented to CHUGS, Singapore, Oct. 1989.

21 “Solving Practical Engineering Problems with Desktop Process Simulation Software", David Limb and Peter Carolan, I.Chem.E. Symposium, Sept. 1988, Aston.

22 "Reflux Exchanger Process lifts Propane Recovery at Aussie Site". D.I.Limb and B.A.Czarnecki, Oil and Gas Journal, Dec. 14th 1987.

23 "Challenge of the new Offshore Frontiers - Harnessing the Gas", David Limb, Achievement, Sept. 1987.

24 "The PetroFlux Process for NGL Recovery, Experience to date and New Developments", D.I.Limb and B.A.Czarnecki, presented at 66th Annual GPA Convention, March 16-18 1987, Denver.

25 "A New High Efficiency NGL Recovery Process", D.I.Limb, Energy World, January/February 1987.

26 "The Use of Exergy Analysis in Process Development", David I. Limb presented at A.I.Ch.E. Summer National Meeting, Aug. 16-19th 1987, Minneapolis.

27 “Recent Developments in Gas Processing”, David Limb, Costain Petrocarbon – presented at British Trade Mission to E. Germany, Berlin. December 1986.

28 "The Purification and Liquefaction of Carbon Dioxide-rich vent streams containing light hydrocarbons", D.I.Limb, presented at A.I.Ch.E. Spring National Meeting 1985.

29 "Loss Analysis aids Process Selection",(Hydrogen/SNG separation), D.I.Limb and M.J.Healy, Hydrocarbon Processing, August 1984.

30 "Using Nitrogen to Enhance Oil and Gas Recovery", M.Duckett, R.Banks, D.I.Limb, World Oil, July 1983.

31 "Recent Developments in the Production of Pure Nitrogen", M.Ruhemann and D.I.Limb presented at Eurochem Conference June 1983.(I.Chem.E. Symposium Series 79.)

32 "Inert Gas Injection for Enhanced Oil Recovery", R.Banks, M.Duckett, D.I.Limb. Presented at INTEVEP International EOR Seminar, Venezuela, December 1981.

33 "Offshore Liquefaction of Associated Gas - a suitable process for the North Sea", A.Kennett, D.Limb, B.Czarnecki, Petrocarbon. Offshore Technology Conference, Houston, May 1981.

34 "Poland's Natural Gas will fuel major Helium Build-up", Limb, D.I., Chemical Engineering Journal, Dec 1974.

PATENTS

Author of Patent on LNG Boiloff Gas Reliquefaction.

Co-author of Patent on Air Separation process.

Co-Author of Patent on CO2 recovery using hybrid process

Author / co-author of other patents / pending patents for equipment and processes for air or gas separation, NGL recovery, LNG, CO2 sequestration, Helium recovery and purification.