Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129427 | Synergistic blends of anti-agglomerant gas hydrate inhibitors with quaternary alkyl ammonium compounds | Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann, Matthias Krull | 2024-10-29 |
| 12037537 | Method of and a composition for controlling gas hydrate blockage through the addition of a synergistically acting blend with alkoxylates of fatty alcohols, fatty amines and fatty acids | Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann | 2024-07-16 |
| 11898091 | Synergistic blends of anti-agglomerant gas hydrate inhibitors with quaternary benzyl ammonium compounds | Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann, Matthias Krull | 2024-02-13 |
| 11753577 | Method for inhibiting gas hydrate blockage in oil and gas pipelines | Scot Harris Bodnar, Dan Smith, Felix Hoevelmann, Corinna Krüger, Matthias Krull +1 more | 2023-09-12 |
| 11753576 | Method for inhibiting gas hydrate blockage in oil and gas pipelines | Scot Harris Bodnar, Dan Smith, Felix Hoevelmann, Corinna Krüger, Matthias Krull +1 more | 2023-09-12 |
| 11603497 | Synergized acetals composition and method for scavenging sulfides and mercaptans | Antonio Pedro de Oliveira Felho, Aline Yae Kina, Grahame N. Taylor, Fabian Schneider, Julie Murison +3 more | 2023-03-14 |
| 11572499 | Method of and a composition for controlling gas hydrate blockage through the addition of a synergistically acting blend with a quaternary benzyl ammonium compound | Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann | 2023-02-07 |
| 11555140 | Synergized hemiacetals composition and method for scavenging sulfides and mercaptans | Antonio Pedro De Oliveira Filho, Aline Yae Kina, Grahame N. Taylor, Fabian Schneider, Julie Murison +3 more | 2023-01-17 |
| 11549050 | Amorphous dithiazine dissolution formulation and method for using the same | Cyril Emeka Okocha | 2023-01-10 |
| 11530347 | Synergized acetals composition and method for scavenging sulfides and mercaptans | Antonio Pedro De Oliveira Filho, Aline Yae Kina, Grahame N. Taylor, James Begeal, Ali Yousef +2 more | 2022-12-20 |
| 11161804 | Unsymmetrically substituted dicarboxylic acid diamido ammonium salts and their use for gas hydrate anti-agglomeration | Nirupam Purkayastha, Zachary Thomas Ward, Fabian Schneider, Dirk Leinweber, Matthias Krull | 2021-11-02 |
| 11155745 | Composition and method for scavenging sulfides and mercaptans | — | 2021-10-26 |
| 11013232 | Hydrotesting and mothballing composition and method of using combination products for multifunctional water treatment | David Glasgow, Craig Kelly | 2021-05-25 |
| 10633573 | Composition and method for inhibition of sulfide scales | Cyril Emeka Okocha | 2020-04-28 |
| 10611951 | Liquid inhibitor composition and a method for its preparation and application as a heavy brine corrosion control | Nihal U. Obeyesekere, Thenuka Ariyaratna | 2020-04-07 |
| 10519360 | Liquid inhibitor composition and a method for its preparation and application as a heavy brine corrosion control | Nihal U. Obeyesekere, Thenuka Ariyaratna | 2019-12-31 |
| 10494565 | Well service fluid composition and method of using microemulsions as flowback aids | Amir Mahmoudkhani, Martin Bauer | 2019-12-03 |
| 8004210 | LED replacement for low voltage lamps | Hans L. G. Harmgardt | 2011-08-23 |
| 7812550 | LED replacement for low voltage lamps | Hans L. G. Harmgardt | 2010-10-12 |